diff --git a/CaseAccounting/CaseAccountingBusinessLogics/BusinessLogics/UserLogic.cs b/CaseAccounting/CaseAccountingBusinessLogics/BusinessLogics/UserLogic.cs
index 0159efc..0802e67 100644
--- a/CaseAccounting/CaseAccountingBusinessLogics/BusinessLogics/UserLogic.cs
+++ b/CaseAccounting/CaseAccountingBusinessLogics/BusinessLogics/UserLogic.cs
@@ -17,7 +17,7 @@ namespace CaseAccountingBusinessLogic.BusinessLogics
         private readonly ILogger _logger;
         private readonly IUserStorage _userStorage;
 
-        public UserLogic(ILogger logger, IUserStorage userStorage)
+        public UserLogic(ILogger<UserLogic> logger, IUserStorage userStorage)
         {
             _logger = logger ?? throw new ArgumentNullException(nameof(logger));
             _userStorage = userStorage ?? throw new ArgumentNullException(nameof(userStorage));
diff --git a/CaseAccounting/CaseAccountingDataBaseImplement/CaseAccountingDataBaseImplement.csproj b/CaseAccounting/CaseAccountingDataBaseImplement/CaseAccountingDataBaseImplement.csproj
index 128e65c..f12573e 100644
--- a/CaseAccounting/CaseAccountingDataBaseImplement/CaseAccountingDataBaseImplement.csproj
+++ b/CaseAccounting/CaseAccountingDataBaseImplement/CaseAccountingDataBaseImplement.csproj
@@ -7,8 +7,12 @@
   </PropertyGroup>
 
   <ItemGroup>
-    <PackageReference Include="Microsoft.EntityFrameworkCore" Version="7.0.4" />
-    <PackageReference Include="Npgsql.EntityFrameworkCore.PostgreSQL" Version="7.0.3" />
+    <PackageReference Include="Microsoft.EntityFrameworkCore" Version="7.0.5" />
+    <PackageReference Include="Microsoft.EntityFrameworkCore.Tools" Version="7.0.5">
+      <PrivateAssets>all</PrivateAssets>
+      <IncludeAssets>runtime; build; native; contentfiles; analyzers; buildtransitive</IncludeAssets>
+    </PackageReference>
+    <PackageReference Include="Npgsql.EntityFrameworkCore.PostgreSQL" Version="7.0.4" />
   </ItemGroup>
 
   <ItemGroup>
diff --git a/CaseAccounting/CaseAccountingDataBaseImplement/CaseAccountingDatabase.cs b/CaseAccounting/CaseAccountingDataBaseImplement/CaseAccountingDatabase.cs
index 3958d65..8b1f8f0 100644
--- a/CaseAccounting/CaseAccountingDataBaseImplement/CaseAccountingDatabase.cs
+++ b/CaseAccounting/CaseAccountingDataBaseImplement/CaseAccountingDatabase.cs
@@ -18,8 +18,8 @@ namespace CaseAccountingDataBaseImplement
                     Host=localhost;
                     Port=5432;
                     Database=CaseAccountingDatabase;
-                    Username=postgres;
-                    Password=postgres");
+                    Username=courseuser;
+                    Password=courseuser");
             }
             base.OnConfiguring(optionsBuilder);
         }
diff --git a/CaseAccounting/CaseAccountingDataBaseImplement/Migrations/20230517203108_Init.Designer.cs b/CaseAccounting/CaseAccountingDataBaseImplement/Migrations/20230517203108_Init.Designer.cs
new file mode 100644
index 0000000..8ca1533
--- /dev/null
+++ b/CaseAccounting/CaseAccountingDataBaseImplement/Migrations/20230517203108_Init.Designer.cs
@@ -0,0 +1,588 @@
+// <auto-generated />
+using System;
+using CaseAccountingDataBaseImplement;
+using Microsoft.EntityFrameworkCore;
+using Microsoft.EntityFrameworkCore.Infrastructure;
+using Microsoft.EntityFrameworkCore.Migrations;
+using Microsoft.EntityFrameworkCore.Storage.ValueConversion;
+using Npgsql.EntityFrameworkCore.PostgreSQL.Metadata;
+
+#nullable disable
+
+namespace CaseAccountingDataBaseImplement.Migrations
+{
+    [DbContext(typeof(CaseAccountingDatabase))]
+    [Migration("20230517203108_Init")]
+    partial class Init
+    {
+        /// <inheritdoc />
+        protected override void BuildTargetModel(ModelBuilder modelBuilder)
+        {
+#pragma warning disable 612, 618
+            modelBuilder
+                .HasAnnotation("ProductVersion", "7.0.5")
+                .HasAnnotation("Relational:MaxIdentifierLength", 63);
+
+            NpgsqlModelBuilderExtensions.UseIdentityByDefaultColumns(modelBuilder);
+
+            modelBuilder.Entity("CaseAccountingDataBaseImplement.Models.Case", b =>
+                {
+                    b.Property<int>("Id")
+                        .ValueGeneratedOnAdd()
+                        .HasColumnType("integer");
+
+                    NpgsqlPropertyBuilderExtensions.UseIdentityByDefaultColumn(b.Property<int>("Id"));
+
+                    b.Property<string>("Annotation")
+                        .IsRequired()
+                        .HasColumnType("text");
+
+                    b.Property<string>("Applicant")
+                        .IsRequired()
+                        .HasColumnType("text");
+
+                    b.Property<DateTime>("Date")
+                        .HasColumnType("timestamp with time zone");
+
+                    b.Property<string>("Defendant")
+                        .IsRequired()
+                        .HasColumnType("text");
+
+                    b.Property<string>("Name")
+                        .IsRequired()
+                        .HasColumnType("text");
+
+                    b.Property<int>("SpecializationId")
+                        .HasColumnType("integer");
+
+                    b.Property<int>("UserId")
+                        .HasColumnType("integer");
+
+                    b.HasKey("Id");
+
+                    b.HasIndex("SpecializationId");
+
+                    b.HasIndex("UserId");
+
+                    b.ToTable("Cases");
+                });
+
+            modelBuilder.Entity("CaseAccountingDataBaseImplement.Models.CaseDeal", b =>
+                {
+                    b.Property<int>("Id")
+                        .ValueGeneratedOnAdd()
+                        .HasColumnType("integer");
+
+                    NpgsqlPropertyBuilderExtensions.UseIdentityByDefaultColumn(b.Property<int>("Id"));
+
+                    b.Property<int>("CaseId")
+                        .HasColumnType("integer");
+
+                    b.Property<int>("DealId")
+                        .HasColumnType("integer");
+
+                    b.HasKey("Id");
+
+                    b.HasIndex("CaseId");
+
+                    b.HasIndex("DealId");
+
+                    b.ToTable("CaseDeals");
+                });
+
+            modelBuilder.Entity("CaseAccountingDataBaseImplement.Models.CaseLawyer", b =>
+                {
+                    b.Property<int>("Id")
+                        .ValueGeneratedOnAdd()
+                        .HasColumnType("integer");
+
+                    NpgsqlPropertyBuilderExtensions.UseIdentityByDefaultColumn(b.Property<int>("Id"));
+
+                    b.Property<int>("CaseId")
+                        .HasColumnType("integer");
+
+                    b.Property<int>("LawyerId")
+                        .HasColumnType("integer");
+
+                    b.HasKey("Id");
+
+                    b.HasIndex("CaseId");
+
+                    b.HasIndex("LawyerId");
+
+                    b.ToTable("CaseLawyers");
+                });
+
+            modelBuilder.Entity("CaseAccountingDataBaseImplement.Models.Contract", b =>
+                {
+                    b.Property<int>("Id")
+                        .ValueGeneratedOnAdd()
+                        .HasColumnType("integer");
+
+                    NpgsqlPropertyBuilderExtensions.UseIdentityByDefaultColumn(b.Property<int>("Id"));
+
+                    b.Property<decimal>("Coast")
+                        .HasColumnType("numeric");
+
+                    b.Property<DateTime>("Date")
+                        .HasColumnType("timestamp with time zone");
+
+                    b.Property<string>("Service")
+                        .IsRequired()
+                        .HasColumnType("text");
+
+                    b.Property<int>("UserId")
+                        .HasColumnType("integer");
+
+                    b.HasKey("Id");
+
+                    b.HasIndex("UserId");
+
+                    b.ToTable("Contracts");
+                });
+
+            modelBuilder.Entity("CaseAccountingDataBaseImplement.Models.Deal", b =>
+                {
+                    b.Property<int>("Id")
+                        .ValueGeneratedOnAdd()
+                        .HasColumnType("integer");
+
+                    NpgsqlPropertyBuilderExtensions.UseIdentityByDefaultColumn(b.Property<int>("Id"));
+
+                    b.Property<DateTime>("Date")
+                        .HasColumnType("timestamp with time zone");
+
+                    b.Property<string>("Responsibilities")
+                        .IsRequired()
+                        .HasColumnType("text");
+
+                    b.Property<string>("Subject")
+                        .IsRequired()
+                        .HasColumnType("text");
+
+                    b.Property<int>("UserId")
+                        .HasColumnType("integer");
+
+                    b.HasKey("Id");
+
+                    b.HasIndex("UserId");
+
+                    b.ToTable("Deals");
+                });
+
+            modelBuilder.Entity("CaseAccountingDataBaseImplement.Models.DealContract", b =>
+                {
+                    b.Property<int>("Id")
+                        .ValueGeneratedOnAdd()
+                        .HasColumnType("integer");
+
+                    NpgsqlPropertyBuilderExtensions.UseIdentityByDefaultColumn(b.Property<int>("Id"));
+
+                    b.Property<int>("ContractId")
+                        .HasColumnType("integer");
+
+                    b.Property<int>("DealId")
+                        .HasColumnType("integer");
+
+                    b.HasKey("Id");
+
+                    b.HasIndex("ContractId");
+
+                    b.HasIndex("DealId");
+
+                    b.ToTable("DealContracts");
+                });
+
+            modelBuilder.Entity("CaseAccountingDataBaseImplement.Models.Hearing", b =>
+                {
+                    b.Property<int>("Id")
+                        .ValueGeneratedOnAdd()
+                        .HasColumnType("integer");
+
+                    NpgsqlPropertyBuilderExtensions.UseIdentityByDefaultColumn(b.Property<int>("Id"));
+
+                    b.Property<int>("CaseId")
+                        .HasColumnType("integer");
+
+                    b.Property<DateTime>("Date")
+                        .HasColumnType("timestamp with time zone");
+
+                    b.Property<string>("Information")
+                        .IsRequired()
+                        .HasColumnType("text");
+
+                    b.Property<int>("UserId")
+                        .HasColumnType("integer");
+
+                    b.HasKey("Id");
+
+                    b.HasIndex("CaseId");
+
+                    b.HasIndex("UserId");
+
+                    b.ToTable("Hearings");
+                });
+
+            modelBuilder.Entity("CaseAccountingDataBaseImplement.Models.Lawyer", b =>
+                {
+                    b.Property<int>("Id")
+                        .ValueGeneratedOnAdd()
+                        .HasColumnType("integer");
+
+                    NpgsqlPropertyBuilderExtensions.UseIdentityByDefaultColumn(b.Property<int>("Id"));
+
+                    b.Property<int>("Experience")
+                        .HasColumnType("integer");
+
+                    b.Property<string>("Name")
+                        .IsRequired()
+                        .HasColumnType("text");
+
+                    b.Property<string>("Patronymic")
+                        .IsRequired()
+                        .HasColumnType("text");
+
+                    b.Property<int>("SpecializationId")
+                        .HasColumnType("integer");
+
+                    b.Property<string>("Surname")
+                        .IsRequired()
+                        .HasColumnType("text");
+
+                    b.Property<int>("UserId")
+                        .HasColumnType("integer");
+
+                    b.HasKey("Id");
+
+                    b.HasIndex("SpecializationId");
+
+                    b.HasIndex("UserId");
+
+                    b.ToTable("Lawyers");
+                });
+
+            modelBuilder.Entity("CaseAccountingDataBaseImplement.Models.LawyerContract", b =>
+                {
+                    b.Property<int>("Id")
+                        .ValueGeneratedOnAdd()
+                        .HasColumnType("integer");
+
+                    NpgsqlPropertyBuilderExtensions.UseIdentityByDefaultColumn(b.Property<int>("Id"));
+
+                    b.Property<int>("ContractId")
+                        .HasColumnType("integer");
+
+                    b.Property<int>("LawyerId")
+                        .HasColumnType("integer");
+
+                    b.HasKey("Id");
+
+                    b.HasIndex("ContractId");
+
+                    b.HasIndex("LawyerId");
+
+                    b.ToTable("LawyerContracts");
+                });
+
+            modelBuilder.Entity("CaseAccountingDataBaseImplement.Models.Role", b =>
+                {
+                    b.Property<int>("Id")
+                        .ValueGeneratedOnAdd()
+                        .HasColumnType("integer");
+
+                    NpgsqlPropertyBuilderExtensions.UseIdentityByDefaultColumn(b.Property<int>("Id"));
+
+                    b.Property<string>("Name")
+                        .IsRequired()
+                        .HasColumnType("text");
+
+                    b.HasKey("Id");
+
+                    b.ToTable("Roles");
+                });
+
+            modelBuilder.Entity("CaseAccountingDataBaseImplement.Models.Specialization", b =>
+                {
+                    b.Property<int>("Id")
+                        .ValueGeneratedOnAdd()
+                        .HasColumnType("integer");
+
+                    NpgsqlPropertyBuilderExtensions.UseIdentityByDefaultColumn(b.Property<int>("Id"));
+
+                    b.Property<string>("Name")
+                        .IsRequired()
+                        .HasColumnType("text");
+
+                    b.Property<int>("UserId")
+                        .HasColumnType("integer");
+
+                    b.HasKey("Id");
+
+                    b.HasIndex("UserId");
+
+                    b.ToTable("Specializations");
+                });
+
+            modelBuilder.Entity("CaseAccountingDataBaseImplement.Models.User", b =>
+                {
+                    b.Property<int>("Id")
+                        .ValueGeneratedOnAdd()
+                        .HasColumnType("integer");
+
+                    NpgsqlPropertyBuilderExtensions.UseIdentityByDefaultColumn(b.Property<int>("Id"));
+
+                    b.Property<string>("Login")
+                        .IsRequired()
+                        .HasColumnType("text");
+
+                    b.Property<string>("Password")
+                        .IsRequired()
+                        .HasColumnType("text");
+
+                    b.Property<int>("RoleId")
+                        .HasColumnType("integer");
+
+                    b.HasKey("Id");
+
+                    b.HasIndex("RoleId");
+
+                    b.ToTable("Users");
+                });
+
+            modelBuilder.Entity("CaseAccountingDataBaseImplement.Models.Case", b =>
+                {
+                    b.HasOne("CaseAccountingDataBaseImplement.Models.Specialization", "Specialization")
+                        .WithMany("Cases")
+                        .HasForeignKey("SpecializationId")
+                        .OnDelete(DeleteBehavior.Cascade)
+                        .IsRequired();
+
+                    b.HasOne("CaseAccountingDataBaseImplement.Models.User", "User")
+                        .WithMany("Cases")
+                        .HasForeignKey("UserId")
+                        .OnDelete(DeleteBehavior.Cascade)
+                        .IsRequired();
+
+                    b.Navigation("Specialization");
+
+                    b.Navigation("User");
+                });
+
+            modelBuilder.Entity("CaseAccountingDataBaseImplement.Models.CaseDeal", b =>
+                {
+                    b.HasOne("CaseAccountingDataBaseImplement.Models.Case", "Case")
+                        .WithMany("Deals")
+                        .HasForeignKey("CaseId")
+                        .OnDelete(DeleteBehavior.Cascade)
+                        .IsRequired();
+
+                    b.HasOne("CaseAccountingDataBaseImplement.Models.Deal", "Deal")
+                        .WithMany("CaseDeals")
+                        .HasForeignKey("DealId")
+                        .OnDelete(DeleteBehavior.Cascade)
+                        .IsRequired();
+
+                    b.Navigation("Case");
+
+                    b.Navigation("Deal");
+                });
+
+            modelBuilder.Entity("CaseAccountingDataBaseImplement.Models.CaseLawyer", b =>
+                {
+                    b.HasOne("CaseAccountingDataBaseImplement.Models.Case", "Case")
+                        .WithMany("CaseLawyers")
+                        .HasForeignKey("CaseId")
+                        .OnDelete(DeleteBehavior.Cascade)
+                        .IsRequired();
+
+                    b.HasOne("CaseAccountingDataBaseImplement.Models.Lawyer", "Lawyer")
+                        .WithMany("CaseLawyers")
+                        .HasForeignKey("LawyerId")
+                        .OnDelete(DeleteBehavior.Cascade)
+                        .IsRequired();
+
+                    b.Navigation("Case");
+
+                    b.Navigation("Lawyer");
+                });
+
+            modelBuilder.Entity("CaseAccountingDataBaseImplement.Models.Contract", b =>
+                {
+                    b.HasOne("CaseAccountingDataBaseImplement.Models.User", "User")
+                        .WithMany("Contracts")
+                        .HasForeignKey("UserId")
+                        .OnDelete(DeleteBehavior.Cascade)
+                        .IsRequired();
+
+                    b.Navigation("User");
+                });
+
+            modelBuilder.Entity("CaseAccountingDataBaseImplement.Models.Deal", b =>
+                {
+                    b.HasOne("CaseAccountingDataBaseImplement.Models.User", "User")
+                        .WithMany("Deals")
+                        .HasForeignKey("UserId")
+                        .OnDelete(DeleteBehavior.Cascade)
+                        .IsRequired();
+
+                    b.Navigation("User");
+                });
+
+            modelBuilder.Entity("CaseAccountingDataBaseImplement.Models.DealContract", b =>
+                {
+                    b.HasOne("CaseAccountingDataBaseImplement.Models.Contract", "Contract")
+                        .WithMany("DealContracts")
+                        .HasForeignKey("ContractId")
+                        .OnDelete(DeleteBehavior.Cascade)
+                        .IsRequired();
+
+                    b.HasOne("CaseAccountingDataBaseImplement.Models.Deal", "Deal")
+                        .WithMany("Contracts")
+                        .HasForeignKey("DealId")
+                        .OnDelete(DeleteBehavior.Cascade)
+                        .IsRequired();
+
+                    b.Navigation("Contract");
+
+                    b.Navigation("Deal");
+                });
+
+            modelBuilder.Entity("CaseAccountingDataBaseImplement.Models.Hearing", b =>
+                {
+                    b.HasOne("CaseAccountingDataBaseImplement.Models.Case", "Case")
+                        .WithMany("Hearings")
+                        .HasForeignKey("CaseId")
+                        .OnDelete(DeleteBehavior.Cascade)
+                        .IsRequired();
+
+                    b.HasOne("CaseAccountingDataBaseImplement.Models.User", "User")
+                        .WithMany("Hearings")
+                        .HasForeignKey("UserId")
+                        .OnDelete(DeleteBehavior.Cascade)
+                        .IsRequired();
+
+                    b.Navigation("Case");
+
+                    b.Navigation("User");
+                });
+
+            modelBuilder.Entity("CaseAccountingDataBaseImplement.Models.Lawyer", b =>
+                {
+                    b.HasOne("CaseAccountingDataBaseImplement.Models.Specialization", "Specialization")
+                        .WithMany("Lawyers")
+                        .HasForeignKey("SpecializationId")
+                        .OnDelete(DeleteBehavior.Cascade)
+                        .IsRequired();
+
+                    b.HasOne("CaseAccountingDataBaseImplement.Models.User", "User")
+                        .WithMany("Lawyers")
+                        .HasForeignKey("UserId")
+                        .OnDelete(DeleteBehavior.Cascade)
+                        .IsRequired();
+
+                    b.Navigation("Specialization");
+
+                    b.Navigation("User");
+                });
+
+            modelBuilder.Entity("CaseAccountingDataBaseImplement.Models.LawyerContract", b =>
+                {
+                    b.HasOne("CaseAccountingDataBaseImplement.Models.Contract", "Contract")
+                        .WithMany("LawyerContracts")
+                        .HasForeignKey("ContractId")
+                        .OnDelete(DeleteBehavior.Cascade)
+                        .IsRequired();
+
+                    b.HasOne("CaseAccountingDataBaseImplement.Models.Lawyer", "Lawyer")
+                        .WithMany("LawyerContracts")
+                        .HasForeignKey("LawyerId")
+                        .OnDelete(DeleteBehavior.Cascade)
+                        .IsRequired();
+
+                    b.Navigation("Contract");
+
+                    b.Navigation("Lawyer");
+                });
+
+            modelBuilder.Entity("CaseAccountingDataBaseImplement.Models.Specialization", b =>
+                {
+                    b.HasOne("CaseAccountingDataBaseImplement.Models.User", "User")
+                        .WithMany("Specializations")
+                        .HasForeignKey("UserId")
+                        .OnDelete(DeleteBehavior.Cascade)
+                        .IsRequired();
+
+                    b.Navigation("User");
+                });
+
+            modelBuilder.Entity("CaseAccountingDataBaseImplement.Models.User", b =>
+                {
+                    b.HasOne("CaseAccountingDataBaseImplement.Models.Role", "Role")
+                        .WithMany("Users")
+                        .HasForeignKey("RoleId")
+                        .OnDelete(DeleteBehavior.Cascade)
+                        .IsRequired();
+
+                    b.Navigation("Role");
+                });
+
+            modelBuilder.Entity("CaseAccountingDataBaseImplement.Models.Case", b =>
+                {
+                    b.Navigation("CaseLawyers");
+
+                    b.Navigation("Deals");
+
+                    b.Navigation("Hearings");
+                });
+
+            modelBuilder.Entity("CaseAccountingDataBaseImplement.Models.Contract", b =>
+                {
+                    b.Navigation("DealContracts");
+
+                    b.Navigation("LawyerContracts");
+                });
+
+            modelBuilder.Entity("CaseAccountingDataBaseImplement.Models.Deal", b =>
+                {
+                    b.Navigation("CaseDeals");
+
+                    b.Navigation("Contracts");
+                });
+
+            modelBuilder.Entity("CaseAccountingDataBaseImplement.Models.Lawyer", b =>
+                {
+                    b.Navigation("CaseLawyers");
+
+                    b.Navigation("LawyerContracts");
+                });
+
+            modelBuilder.Entity("CaseAccountingDataBaseImplement.Models.Role", b =>
+                {
+                    b.Navigation("Users");
+                });
+
+            modelBuilder.Entity("CaseAccountingDataBaseImplement.Models.Specialization", b =>
+                {
+                    b.Navigation("Cases");
+
+                    b.Navigation("Lawyers");
+                });
+
+            modelBuilder.Entity("CaseAccountingDataBaseImplement.Models.User", b =>
+                {
+                    b.Navigation("Cases");
+
+                    b.Navigation("Contracts");
+
+                    b.Navigation("Deals");
+
+                    b.Navigation("Hearings");
+
+                    b.Navigation("Lawyers");
+
+                    b.Navigation("Specializations");
+                });
+#pragma warning restore 612, 618
+        }
+    }
+}
diff --git a/CaseAccounting/CaseAccountingDataBaseImplement/Migrations/20230517203108_Init.cs b/CaseAccounting/CaseAccountingDataBaseImplement/Migrations/20230517203108_Init.cs
new file mode 100644
index 0000000..2cfebd6
--- /dev/null
+++ b/CaseAccounting/CaseAccountingDataBaseImplement/Migrations/20230517203108_Init.cs
@@ -0,0 +1,437 @@
+using System;
+using Microsoft.EntityFrameworkCore.Migrations;
+using Npgsql.EntityFrameworkCore.PostgreSQL.Metadata;
+
+#nullable disable
+
+namespace CaseAccountingDataBaseImplement.Migrations
+{
+    /// <inheritdoc />
+    public partial class Init : Migration
+    {
+        /// <inheritdoc />
+        protected override void Up(MigrationBuilder migrationBuilder)
+        {
+            migrationBuilder.CreateTable(
+                name: "Roles",
+                columns: table => new
+                {
+                    Id = table.Column<int>(type: "integer", nullable: false)
+                        .Annotation("Npgsql:ValueGenerationStrategy", NpgsqlValueGenerationStrategy.IdentityByDefaultColumn),
+                    Name = table.Column<string>(type: "text", nullable: false)
+                },
+                constraints: table =>
+                {
+                    table.PrimaryKey("PK_Roles", x => x.Id);
+                });
+
+            migrationBuilder.CreateTable(
+                name: "Users",
+                columns: table => new
+                {
+                    Id = table.Column<int>(type: "integer", nullable: false)
+                        .Annotation("Npgsql:ValueGenerationStrategy", NpgsqlValueGenerationStrategy.IdentityByDefaultColumn),
+                    Login = table.Column<string>(type: "text", nullable: false),
+                    Password = table.Column<string>(type: "text", nullable: false),
+                    RoleId = table.Column<int>(type: "integer", nullable: false)
+                },
+                constraints: table =>
+                {
+                    table.PrimaryKey("PK_Users", x => x.Id);
+                    table.ForeignKey(
+                        name: "FK_Users_Roles_RoleId",
+                        column: x => x.RoleId,
+                        principalTable: "Roles",
+                        principalColumn: "Id",
+                        onDelete: ReferentialAction.Cascade);
+                });
+
+            migrationBuilder.CreateTable(
+                name: "Contracts",
+                columns: table => new
+                {
+                    Id = table.Column<int>(type: "integer", nullable: false)
+                        .Annotation("Npgsql:ValueGenerationStrategy", NpgsqlValueGenerationStrategy.IdentityByDefaultColumn),
+                    Service = table.Column<string>(type: "text", nullable: false),
+                    Coast = table.Column<decimal>(type: "numeric", nullable: false),
+                    Date = table.Column<DateTime>(type: "timestamp with time zone", nullable: false),
+                    UserId = table.Column<int>(type: "integer", nullable: false)
+                },
+                constraints: table =>
+                {
+                    table.PrimaryKey("PK_Contracts", x => x.Id);
+                    table.ForeignKey(
+                        name: "FK_Contracts_Users_UserId",
+                        column: x => x.UserId,
+                        principalTable: "Users",
+                        principalColumn: "Id",
+                        onDelete: ReferentialAction.Cascade);
+                });
+
+            migrationBuilder.CreateTable(
+                name: "Deals",
+                columns: table => new
+                {
+                    Id = table.Column<int>(type: "integer", nullable: false)
+                        .Annotation("Npgsql:ValueGenerationStrategy", NpgsqlValueGenerationStrategy.IdentityByDefaultColumn),
+                    Subject = table.Column<string>(type: "text", nullable: false),
+                    Responsibilities = table.Column<string>(type: "text", nullable: false),
+                    Date = table.Column<DateTime>(type: "timestamp with time zone", nullable: false),
+                    UserId = table.Column<int>(type: "integer", nullable: false)
+                },
+                constraints: table =>
+                {
+                    table.PrimaryKey("PK_Deals", x => x.Id);
+                    table.ForeignKey(
+                        name: "FK_Deals_Users_UserId",
+                        column: x => x.UserId,
+                        principalTable: "Users",
+                        principalColumn: "Id",
+                        onDelete: ReferentialAction.Cascade);
+                });
+
+            migrationBuilder.CreateTable(
+                name: "Specializations",
+                columns: table => new
+                {
+                    Id = table.Column<int>(type: "integer", nullable: false)
+                        .Annotation("Npgsql:ValueGenerationStrategy", NpgsqlValueGenerationStrategy.IdentityByDefaultColumn),
+                    Name = table.Column<string>(type: "text", nullable: false),
+                    UserId = table.Column<int>(type: "integer", nullable: false)
+                },
+                constraints: table =>
+                {
+                    table.PrimaryKey("PK_Specializations", x => x.Id);
+                    table.ForeignKey(
+                        name: "FK_Specializations_Users_UserId",
+                        column: x => x.UserId,
+                        principalTable: "Users",
+                        principalColumn: "Id",
+                        onDelete: ReferentialAction.Cascade);
+                });
+
+            migrationBuilder.CreateTable(
+                name: "DealContracts",
+                columns: table => new
+                {
+                    Id = table.Column<int>(type: "integer", nullable: false)
+                        .Annotation("Npgsql:ValueGenerationStrategy", NpgsqlValueGenerationStrategy.IdentityByDefaultColumn),
+                    DealId = table.Column<int>(type: "integer", nullable: false),
+                    ContractId = table.Column<int>(type: "integer", nullable: false)
+                },
+                constraints: table =>
+                {
+                    table.PrimaryKey("PK_DealContracts", x => x.Id);
+                    table.ForeignKey(
+                        name: "FK_DealContracts_Contracts_ContractId",
+                        column: x => x.ContractId,
+                        principalTable: "Contracts",
+                        principalColumn: "Id",
+                        onDelete: ReferentialAction.Cascade);
+                    table.ForeignKey(
+                        name: "FK_DealContracts_Deals_DealId",
+                        column: x => x.DealId,
+                        principalTable: "Deals",
+                        principalColumn: "Id",
+                        onDelete: ReferentialAction.Cascade);
+                });
+
+            migrationBuilder.CreateTable(
+                name: "Cases",
+                columns: table => new
+                {
+                    Id = table.Column<int>(type: "integer", nullable: false)
+                        .Annotation("Npgsql:ValueGenerationStrategy", NpgsqlValueGenerationStrategy.IdentityByDefaultColumn),
+                    Name = table.Column<string>(type: "text", nullable: false),
+                    Applicant = table.Column<string>(type: "text", nullable: false),
+                    Defendant = table.Column<string>(type: "text", nullable: false),
+                    Annotation = table.Column<string>(type: "text", nullable: false),
+                    Date = table.Column<DateTime>(type: "timestamp with time zone", nullable: false),
+                    SpecializationId = table.Column<int>(type: "integer", nullable: false),
+                    UserId = table.Column<int>(type: "integer", nullable: false)
+                },
+                constraints: table =>
+                {
+                    table.PrimaryKey("PK_Cases", x => x.Id);
+                    table.ForeignKey(
+                        name: "FK_Cases_Specializations_SpecializationId",
+                        column: x => x.SpecializationId,
+                        principalTable: "Specializations",
+                        principalColumn: "Id",
+                        onDelete: ReferentialAction.Cascade);
+                    table.ForeignKey(
+                        name: "FK_Cases_Users_UserId",
+                        column: x => x.UserId,
+                        principalTable: "Users",
+                        principalColumn: "Id",
+                        onDelete: ReferentialAction.Cascade);
+                });
+
+            migrationBuilder.CreateTable(
+                name: "Lawyers",
+                columns: table => new
+                {
+                    Id = table.Column<int>(type: "integer", nullable: false)
+                        .Annotation("Npgsql:ValueGenerationStrategy", NpgsqlValueGenerationStrategy.IdentityByDefaultColumn),
+                    Name = table.Column<string>(type: "text", nullable: false),
+                    Surname = table.Column<string>(type: "text", nullable: false),
+                    Patronymic = table.Column<string>(type: "text", nullable: false),
+                    Experience = table.Column<int>(type: "integer", nullable: false),
+                    SpecializationId = table.Column<int>(type: "integer", nullable: false),
+                    UserId = table.Column<int>(type: "integer", nullable: false)
+                },
+                constraints: table =>
+                {
+                    table.PrimaryKey("PK_Lawyers", x => x.Id);
+                    table.ForeignKey(
+                        name: "FK_Lawyers_Specializations_SpecializationId",
+                        column: x => x.SpecializationId,
+                        principalTable: "Specializations",
+                        principalColumn: "Id",
+                        onDelete: ReferentialAction.Cascade);
+                    table.ForeignKey(
+                        name: "FK_Lawyers_Users_UserId",
+                        column: x => x.UserId,
+                        principalTable: "Users",
+                        principalColumn: "Id",
+                        onDelete: ReferentialAction.Cascade);
+                });
+
+            migrationBuilder.CreateTable(
+                name: "CaseDeals",
+                columns: table => new
+                {
+                    Id = table.Column<int>(type: "integer", nullable: false)
+                        .Annotation("Npgsql:ValueGenerationStrategy", NpgsqlValueGenerationStrategy.IdentityByDefaultColumn),
+                    CaseId = table.Column<int>(type: "integer", nullable: false),
+                    DealId = table.Column<int>(type: "integer", nullable: false)
+                },
+                constraints: table =>
+                {
+                    table.PrimaryKey("PK_CaseDeals", x => x.Id);
+                    table.ForeignKey(
+                        name: "FK_CaseDeals_Cases_CaseId",
+                        column: x => x.CaseId,
+                        principalTable: "Cases",
+                        principalColumn: "Id",
+                        onDelete: ReferentialAction.Cascade);
+                    table.ForeignKey(
+                        name: "FK_CaseDeals_Deals_DealId",
+                        column: x => x.DealId,
+                        principalTable: "Deals",
+                        principalColumn: "Id",
+                        onDelete: ReferentialAction.Cascade);
+                });
+
+            migrationBuilder.CreateTable(
+                name: "Hearings",
+                columns: table => new
+                {
+                    Id = table.Column<int>(type: "integer", nullable: false)
+                        .Annotation("Npgsql:ValueGenerationStrategy", NpgsqlValueGenerationStrategy.IdentityByDefaultColumn),
+                    Information = table.Column<string>(type: "text", nullable: false),
+                    Date = table.Column<DateTime>(type: "timestamp with time zone", nullable: false),
+                    CaseId = table.Column<int>(type: "integer", nullable: false),
+                    UserId = table.Column<int>(type: "integer", nullable: false)
+                },
+                constraints: table =>
+                {
+                    table.PrimaryKey("PK_Hearings", x => x.Id);
+                    table.ForeignKey(
+                        name: "FK_Hearings_Cases_CaseId",
+                        column: x => x.CaseId,
+                        principalTable: "Cases",
+                        principalColumn: "Id",
+                        onDelete: ReferentialAction.Cascade);
+                    table.ForeignKey(
+                        name: "FK_Hearings_Users_UserId",
+                        column: x => x.UserId,
+                        principalTable: "Users",
+                        principalColumn: "Id",
+                        onDelete: ReferentialAction.Cascade);
+                });
+
+            migrationBuilder.CreateTable(
+                name: "CaseLawyers",
+                columns: table => new
+                {
+                    Id = table.Column<int>(type: "integer", nullable: false)
+                        .Annotation("Npgsql:ValueGenerationStrategy", NpgsqlValueGenerationStrategy.IdentityByDefaultColumn),
+                    CaseId = table.Column<int>(type: "integer", nullable: false),
+                    LawyerId = table.Column<int>(type: "integer", nullable: false)
+                },
+                constraints: table =>
+                {
+                    table.PrimaryKey("PK_CaseLawyers", x => x.Id);
+                    table.ForeignKey(
+                        name: "FK_CaseLawyers_Cases_CaseId",
+                        column: x => x.CaseId,
+                        principalTable: "Cases",
+                        principalColumn: "Id",
+                        onDelete: ReferentialAction.Cascade);
+                    table.ForeignKey(
+                        name: "FK_CaseLawyers_Lawyers_LawyerId",
+                        column: x => x.LawyerId,
+                        principalTable: "Lawyers",
+                        principalColumn: "Id",
+                        onDelete: ReferentialAction.Cascade);
+                });
+
+            migrationBuilder.CreateTable(
+                name: "LawyerContracts",
+                columns: table => new
+                {
+                    Id = table.Column<int>(type: "integer", nullable: false)
+                        .Annotation("Npgsql:ValueGenerationStrategy", NpgsqlValueGenerationStrategy.IdentityByDefaultColumn),
+                    LawyerId = table.Column<int>(type: "integer", nullable: false),
+                    ContractId = table.Column<int>(type: "integer", nullable: false)
+                },
+                constraints: table =>
+                {
+                    table.PrimaryKey("PK_LawyerContracts", x => x.Id);
+                    table.ForeignKey(
+                        name: "FK_LawyerContracts_Contracts_ContractId",
+                        column: x => x.ContractId,
+                        principalTable: "Contracts",
+                        principalColumn: "Id",
+                        onDelete: ReferentialAction.Cascade);
+                    table.ForeignKey(
+                        name: "FK_LawyerContracts_Lawyers_LawyerId",
+                        column: x => x.LawyerId,
+                        principalTable: "Lawyers",
+                        principalColumn: "Id",
+                        onDelete: ReferentialAction.Cascade);
+                });
+
+            migrationBuilder.CreateIndex(
+                name: "IX_CaseDeals_CaseId",
+                table: "CaseDeals",
+                column: "CaseId");
+
+            migrationBuilder.CreateIndex(
+                name: "IX_CaseDeals_DealId",
+                table: "CaseDeals",
+                column: "DealId");
+
+            migrationBuilder.CreateIndex(
+                name: "IX_CaseLawyers_CaseId",
+                table: "CaseLawyers",
+                column: "CaseId");
+
+            migrationBuilder.CreateIndex(
+                name: "IX_CaseLawyers_LawyerId",
+                table: "CaseLawyers",
+                column: "LawyerId");
+
+            migrationBuilder.CreateIndex(
+                name: "IX_Cases_SpecializationId",
+                table: "Cases",
+                column: "SpecializationId");
+
+            migrationBuilder.CreateIndex(
+                name: "IX_Cases_UserId",
+                table: "Cases",
+                column: "UserId");
+
+            migrationBuilder.CreateIndex(
+                name: "IX_Contracts_UserId",
+                table: "Contracts",
+                column: "UserId");
+
+            migrationBuilder.CreateIndex(
+                name: "IX_DealContracts_ContractId",
+                table: "DealContracts",
+                column: "ContractId");
+
+            migrationBuilder.CreateIndex(
+                name: "IX_DealContracts_DealId",
+                table: "DealContracts",
+                column: "DealId");
+
+            migrationBuilder.CreateIndex(
+                name: "IX_Deals_UserId",
+                table: "Deals",
+                column: "UserId");
+
+            migrationBuilder.CreateIndex(
+                name: "IX_Hearings_CaseId",
+                table: "Hearings",
+                column: "CaseId");
+
+            migrationBuilder.CreateIndex(
+                name: "IX_Hearings_UserId",
+                table: "Hearings",
+                column: "UserId");
+
+            migrationBuilder.CreateIndex(
+                name: "IX_LawyerContracts_ContractId",
+                table: "LawyerContracts",
+                column: "ContractId");
+
+            migrationBuilder.CreateIndex(
+                name: "IX_LawyerContracts_LawyerId",
+                table: "LawyerContracts",
+                column: "LawyerId");
+
+            migrationBuilder.CreateIndex(
+                name: "IX_Lawyers_SpecializationId",
+                table: "Lawyers",
+                column: "SpecializationId");
+
+            migrationBuilder.CreateIndex(
+                name: "IX_Lawyers_UserId",
+                table: "Lawyers",
+                column: "UserId");
+
+            migrationBuilder.CreateIndex(
+                name: "IX_Specializations_UserId",
+                table: "Specializations",
+                column: "UserId");
+
+            migrationBuilder.CreateIndex(
+                name: "IX_Users_RoleId",
+                table: "Users",
+                column: "RoleId");
+        }
+
+        /// <inheritdoc />
+        protected override void Down(MigrationBuilder migrationBuilder)
+        {
+            migrationBuilder.DropTable(
+                name: "CaseDeals");
+
+            migrationBuilder.DropTable(
+                name: "CaseLawyers");
+
+            migrationBuilder.DropTable(
+                name: "DealContracts");
+
+            migrationBuilder.DropTable(
+                name: "Hearings");
+
+            migrationBuilder.DropTable(
+                name: "LawyerContracts");
+
+            migrationBuilder.DropTable(
+                name: "Deals");
+
+            migrationBuilder.DropTable(
+                name: "Cases");
+
+            migrationBuilder.DropTable(
+                name: "Contracts");
+
+            migrationBuilder.DropTable(
+                name: "Lawyers");
+
+            migrationBuilder.DropTable(
+                name: "Specializations");
+
+            migrationBuilder.DropTable(
+                name: "Users");
+
+            migrationBuilder.DropTable(
+                name: "Roles");
+        }
+    }
+}
diff --git a/CaseAccounting/CaseAccountingDataBaseImplement/Migrations/CaseAccountingDatabaseModelSnapshot.cs b/CaseAccounting/CaseAccountingDataBaseImplement/Migrations/CaseAccountingDatabaseModelSnapshot.cs
new file mode 100644
index 0000000..377a492
--- /dev/null
+++ b/CaseAccounting/CaseAccountingDataBaseImplement/Migrations/CaseAccountingDatabaseModelSnapshot.cs
@@ -0,0 +1,585 @@
+// <auto-generated />
+using System;
+using CaseAccountingDataBaseImplement;
+using Microsoft.EntityFrameworkCore;
+using Microsoft.EntityFrameworkCore.Infrastructure;
+using Microsoft.EntityFrameworkCore.Storage.ValueConversion;
+using Npgsql.EntityFrameworkCore.PostgreSQL.Metadata;
+
+#nullable disable
+
+namespace CaseAccountingDataBaseImplement.Migrations
+{
+    [DbContext(typeof(CaseAccountingDatabase))]
+    partial class CaseAccountingDatabaseModelSnapshot : ModelSnapshot
+    {
+        protected override void BuildModel(ModelBuilder modelBuilder)
+        {
+#pragma warning disable 612, 618
+            modelBuilder
+                .HasAnnotation("ProductVersion", "7.0.5")
+                .HasAnnotation("Relational:MaxIdentifierLength", 63);
+
+            NpgsqlModelBuilderExtensions.UseIdentityByDefaultColumns(modelBuilder);
+
+            modelBuilder.Entity("CaseAccountingDataBaseImplement.Models.Case", b =>
+                {
+                    b.Property<int>("Id")
+                        .ValueGeneratedOnAdd()
+                        .HasColumnType("integer");
+
+                    NpgsqlPropertyBuilderExtensions.UseIdentityByDefaultColumn(b.Property<int>("Id"));
+
+                    b.Property<string>("Annotation")
+                        .IsRequired()
+                        .HasColumnType("text");
+
+                    b.Property<string>("Applicant")
+                        .IsRequired()
+                        .HasColumnType("text");
+
+                    b.Property<DateTime>("Date")
+                        .HasColumnType("timestamp with time zone");
+
+                    b.Property<string>("Defendant")
+                        .IsRequired()
+                        .HasColumnType("text");
+
+                    b.Property<string>("Name")
+                        .IsRequired()
+                        .HasColumnType("text");
+
+                    b.Property<int>("SpecializationId")
+                        .HasColumnType("integer");
+
+                    b.Property<int>("UserId")
+                        .HasColumnType("integer");
+
+                    b.HasKey("Id");
+
+                    b.HasIndex("SpecializationId");
+
+                    b.HasIndex("UserId");
+
+                    b.ToTable("Cases");
+                });
+
+            modelBuilder.Entity("CaseAccountingDataBaseImplement.Models.CaseDeal", b =>
+                {
+                    b.Property<int>("Id")
+                        .ValueGeneratedOnAdd()
+                        .HasColumnType("integer");
+
+                    NpgsqlPropertyBuilderExtensions.UseIdentityByDefaultColumn(b.Property<int>("Id"));
+
+                    b.Property<int>("CaseId")
+                        .HasColumnType("integer");
+
+                    b.Property<int>("DealId")
+                        .HasColumnType("integer");
+
+                    b.HasKey("Id");
+
+                    b.HasIndex("CaseId");
+
+                    b.HasIndex("DealId");
+
+                    b.ToTable("CaseDeals");
+                });
+
+            modelBuilder.Entity("CaseAccountingDataBaseImplement.Models.CaseLawyer", b =>
+                {
+                    b.Property<int>("Id")
+                        .ValueGeneratedOnAdd()
+                        .HasColumnType("integer");
+
+                    NpgsqlPropertyBuilderExtensions.UseIdentityByDefaultColumn(b.Property<int>("Id"));
+
+                    b.Property<int>("CaseId")
+                        .HasColumnType("integer");
+
+                    b.Property<int>("LawyerId")
+                        .HasColumnType("integer");
+
+                    b.HasKey("Id");
+
+                    b.HasIndex("CaseId");
+
+                    b.HasIndex("LawyerId");
+
+                    b.ToTable("CaseLawyers");
+                });
+
+            modelBuilder.Entity("CaseAccountingDataBaseImplement.Models.Contract", b =>
+                {
+                    b.Property<int>("Id")
+                        .ValueGeneratedOnAdd()
+                        .HasColumnType("integer");
+
+                    NpgsqlPropertyBuilderExtensions.UseIdentityByDefaultColumn(b.Property<int>("Id"));
+
+                    b.Property<decimal>("Coast")
+                        .HasColumnType("numeric");
+
+                    b.Property<DateTime>("Date")
+                        .HasColumnType("timestamp with time zone");
+
+                    b.Property<string>("Service")
+                        .IsRequired()
+                        .HasColumnType("text");
+
+                    b.Property<int>("UserId")
+                        .HasColumnType("integer");
+
+                    b.HasKey("Id");
+
+                    b.HasIndex("UserId");
+
+                    b.ToTable("Contracts");
+                });
+
+            modelBuilder.Entity("CaseAccountingDataBaseImplement.Models.Deal", b =>
+                {
+                    b.Property<int>("Id")
+                        .ValueGeneratedOnAdd()
+                        .HasColumnType("integer");
+
+                    NpgsqlPropertyBuilderExtensions.UseIdentityByDefaultColumn(b.Property<int>("Id"));
+
+                    b.Property<DateTime>("Date")
+                        .HasColumnType("timestamp with time zone");
+
+                    b.Property<string>("Responsibilities")
+                        .IsRequired()
+                        .HasColumnType("text");
+
+                    b.Property<string>("Subject")
+                        .IsRequired()
+                        .HasColumnType("text");
+
+                    b.Property<int>("UserId")
+                        .HasColumnType("integer");
+
+                    b.HasKey("Id");
+
+                    b.HasIndex("UserId");
+
+                    b.ToTable("Deals");
+                });
+
+            modelBuilder.Entity("CaseAccountingDataBaseImplement.Models.DealContract", b =>
+                {
+                    b.Property<int>("Id")
+                        .ValueGeneratedOnAdd()
+                        .HasColumnType("integer");
+
+                    NpgsqlPropertyBuilderExtensions.UseIdentityByDefaultColumn(b.Property<int>("Id"));
+
+                    b.Property<int>("ContractId")
+                        .HasColumnType("integer");
+
+                    b.Property<int>("DealId")
+                        .HasColumnType("integer");
+
+                    b.HasKey("Id");
+
+                    b.HasIndex("ContractId");
+
+                    b.HasIndex("DealId");
+
+                    b.ToTable("DealContracts");
+                });
+
+            modelBuilder.Entity("CaseAccountingDataBaseImplement.Models.Hearing", b =>
+                {
+                    b.Property<int>("Id")
+                        .ValueGeneratedOnAdd()
+                        .HasColumnType("integer");
+
+                    NpgsqlPropertyBuilderExtensions.UseIdentityByDefaultColumn(b.Property<int>("Id"));
+
+                    b.Property<int>("CaseId")
+                        .HasColumnType("integer");
+
+                    b.Property<DateTime>("Date")
+                        .HasColumnType("timestamp with time zone");
+
+                    b.Property<string>("Information")
+                        .IsRequired()
+                        .HasColumnType("text");
+
+                    b.Property<int>("UserId")
+                        .HasColumnType("integer");
+
+                    b.HasKey("Id");
+
+                    b.HasIndex("CaseId");
+
+                    b.HasIndex("UserId");
+
+                    b.ToTable("Hearings");
+                });
+
+            modelBuilder.Entity("CaseAccountingDataBaseImplement.Models.Lawyer", b =>
+                {
+                    b.Property<int>("Id")
+                        .ValueGeneratedOnAdd()
+                        .HasColumnType("integer");
+
+                    NpgsqlPropertyBuilderExtensions.UseIdentityByDefaultColumn(b.Property<int>("Id"));
+
+                    b.Property<int>("Experience")
+                        .HasColumnType("integer");
+
+                    b.Property<string>("Name")
+                        .IsRequired()
+                        .HasColumnType("text");
+
+                    b.Property<string>("Patronymic")
+                        .IsRequired()
+                        .HasColumnType("text");
+
+                    b.Property<int>("SpecializationId")
+                        .HasColumnType("integer");
+
+                    b.Property<string>("Surname")
+                        .IsRequired()
+                        .HasColumnType("text");
+
+                    b.Property<int>("UserId")
+                        .HasColumnType("integer");
+
+                    b.HasKey("Id");
+
+                    b.HasIndex("SpecializationId");
+
+                    b.HasIndex("UserId");
+
+                    b.ToTable("Lawyers");
+                });
+
+            modelBuilder.Entity("CaseAccountingDataBaseImplement.Models.LawyerContract", b =>
+                {
+                    b.Property<int>("Id")
+                        .ValueGeneratedOnAdd()
+                        .HasColumnType("integer");
+
+                    NpgsqlPropertyBuilderExtensions.UseIdentityByDefaultColumn(b.Property<int>("Id"));
+
+                    b.Property<int>("ContractId")
+                        .HasColumnType("integer");
+
+                    b.Property<int>("LawyerId")
+                        .HasColumnType("integer");
+
+                    b.HasKey("Id");
+
+                    b.HasIndex("ContractId");
+
+                    b.HasIndex("LawyerId");
+
+                    b.ToTable("LawyerContracts");
+                });
+
+            modelBuilder.Entity("CaseAccountingDataBaseImplement.Models.Role", b =>
+                {
+                    b.Property<int>("Id")
+                        .ValueGeneratedOnAdd()
+                        .HasColumnType("integer");
+
+                    NpgsqlPropertyBuilderExtensions.UseIdentityByDefaultColumn(b.Property<int>("Id"));
+
+                    b.Property<string>("Name")
+                        .IsRequired()
+                        .HasColumnType("text");
+
+                    b.HasKey("Id");
+
+                    b.ToTable("Roles");
+                });
+
+            modelBuilder.Entity("CaseAccountingDataBaseImplement.Models.Specialization", b =>
+                {
+                    b.Property<int>("Id")
+                        .ValueGeneratedOnAdd()
+                        .HasColumnType("integer");
+
+                    NpgsqlPropertyBuilderExtensions.UseIdentityByDefaultColumn(b.Property<int>("Id"));
+
+                    b.Property<string>("Name")
+                        .IsRequired()
+                        .HasColumnType("text");
+
+                    b.Property<int>("UserId")
+                        .HasColumnType("integer");
+
+                    b.HasKey("Id");
+
+                    b.HasIndex("UserId");
+
+                    b.ToTable("Specializations");
+                });
+
+            modelBuilder.Entity("CaseAccountingDataBaseImplement.Models.User", b =>
+                {
+                    b.Property<int>("Id")
+                        .ValueGeneratedOnAdd()
+                        .HasColumnType("integer");
+
+                    NpgsqlPropertyBuilderExtensions.UseIdentityByDefaultColumn(b.Property<int>("Id"));
+
+                    b.Property<string>("Login")
+                        .IsRequired()
+                        .HasColumnType("text");
+
+                    b.Property<string>("Password")
+                        .IsRequired()
+                        .HasColumnType("text");
+
+                    b.Property<int>("RoleId")
+                        .HasColumnType("integer");
+
+                    b.HasKey("Id");
+
+                    b.HasIndex("RoleId");
+
+                    b.ToTable("Users");
+                });
+
+            modelBuilder.Entity("CaseAccountingDataBaseImplement.Models.Case", b =>
+                {
+                    b.HasOne("CaseAccountingDataBaseImplement.Models.Specialization", "Specialization")
+                        .WithMany("Cases")
+                        .HasForeignKey("SpecializationId")
+                        .OnDelete(DeleteBehavior.Cascade)
+                        .IsRequired();
+
+                    b.HasOne("CaseAccountingDataBaseImplement.Models.User", "User")
+                        .WithMany("Cases")
+                        .HasForeignKey("UserId")
+                        .OnDelete(DeleteBehavior.Cascade)
+                        .IsRequired();
+
+                    b.Navigation("Specialization");
+
+                    b.Navigation("User");
+                });
+
+            modelBuilder.Entity("CaseAccountingDataBaseImplement.Models.CaseDeal", b =>
+                {
+                    b.HasOne("CaseAccountingDataBaseImplement.Models.Case", "Case")
+                        .WithMany("Deals")
+                        .HasForeignKey("CaseId")
+                        .OnDelete(DeleteBehavior.Cascade)
+                        .IsRequired();
+
+                    b.HasOne("CaseAccountingDataBaseImplement.Models.Deal", "Deal")
+                        .WithMany("CaseDeals")
+                        .HasForeignKey("DealId")
+                        .OnDelete(DeleteBehavior.Cascade)
+                        .IsRequired();
+
+                    b.Navigation("Case");
+
+                    b.Navigation("Deal");
+                });
+
+            modelBuilder.Entity("CaseAccountingDataBaseImplement.Models.CaseLawyer", b =>
+                {
+                    b.HasOne("CaseAccountingDataBaseImplement.Models.Case", "Case")
+                        .WithMany("CaseLawyers")
+                        .HasForeignKey("CaseId")
+                        .OnDelete(DeleteBehavior.Cascade)
+                        .IsRequired();
+
+                    b.HasOne("CaseAccountingDataBaseImplement.Models.Lawyer", "Lawyer")
+                        .WithMany("CaseLawyers")
+                        .HasForeignKey("LawyerId")
+                        .OnDelete(DeleteBehavior.Cascade)
+                        .IsRequired();
+
+                    b.Navigation("Case");
+
+                    b.Navigation("Lawyer");
+                });
+
+            modelBuilder.Entity("CaseAccountingDataBaseImplement.Models.Contract", b =>
+                {
+                    b.HasOne("CaseAccountingDataBaseImplement.Models.User", "User")
+                        .WithMany("Contracts")
+                        .HasForeignKey("UserId")
+                        .OnDelete(DeleteBehavior.Cascade)
+                        .IsRequired();
+
+                    b.Navigation("User");
+                });
+
+            modelBuilder.Entity("CaseAccountingDataBaseImplement.Models.Deal", b =>
+                {
+                    b.HasOne("CaseAccountingDataBaseImplement.Models.User", "User")
+                        .WithMany("Deals")
+                        .HasForeignKey("UserId")
+                        .OnDelete(DeleteBehavior.Cascade)
+                        .IsRequired();
+
+                    b.Navigation("User");
+                });
+
+            modelBuilder.Entity("CaseAccountingDataBaseImplement.Models.DealContract", b =>
+                {
+                    b.HasOne("CaseAccountingDataBaseImplement.Models.Contract", "Contract")
+                        .WithMany("DealContracts")
+                        .HasForeignKey("ContractId")
+                        .OnDelete(DeleteBehavior.Cascade)
+                        .IsRequired();
+
+                    b.HasOne("CaseAccountingDataBaseImplement.Models.Deal", "Deal")
+                        .WithMany("Contracts")
+                        .HasForeignKey("DealId")
+                        .OnDelete(DeleteBehavior.Cascade)
+                        .IsRequired();
+
+                    b.Navigation("Contract");
+
+                    b.Navigation("Deal");
+                });
+
+            modelBuilder.Entity("CaseAccountingDataBaseImplement.Models.Hearing", b =>
+                {
+                    b.HasOne("CaseAccountingDataBaseImplement.Models.Case", "Case")
+                        .WithMany("Hearings")
+                        .HasForeignKey("CaseId")
+                        .OnDelete(DeleteBehavior.Cascade)
+                        .IsRequired();
+
+                    b.HasOne("CaseAccountingDataBaseImplement.Models.User", "User")
+                        .WithMany("Hearings")
+                        .HasForeignKey("UserId")
+                        .OnDelete(DeleteBehavior.Cascade)
+                        .IsRequired();
+
+                    b.Navigation("Case");
+
+                    b.Navigation("User");
+                });
+
+            modelBuilder.Entity("CaseAccountingDataBaseImplement.Models.Lawyer", b =>
+                {
+                    b.HasOne("CaseAccountingDataBaseImplement.Models.Specialization", "Specialization")
+                        .WithMany("Lawyers")
+                        .HasForeignKey("SpecializationId")
+                        .OnDelete(DeleteBehavior.Cascade)
+                        .IsRequired();
+
+                    b.HasOne("CaseAccountingDataBaseImplement.Models.User", "User")
+                        .WithMany("Lawyers")
+                        .HasForeignKey("UserId")
+                        .OnDelete(DeleteBehavior.Cascade)
+                        .IsRequired();
+
+                    b.Navigation("Specialization");
+
+                    b.Navigation("User");
+                });
+
+            modelBuilder.Entity("CaseAccountingDataBaseImplement.Models.LawyerContract", b =>
+                {
+                    b.HasOne("CaseAccountingDataBaseImplement.Models.Contract", "Contract")
+                        .WithMany("LawyerContracts")
+                        .HasForeignKey("ContractId")
+                        .OnDelete(DeleteBehavior.Cascade)
+                        .IsRequired();
+
+                    b.HasOne("CaseAccountingDataBaseImplement.Models.Lawyer", "Lawyer")
+                        .WithMany("LawyerContracts")
+                        .HasForeignKey("LawyerId")
+                        .OnDelete(DeleteBehavior.Cascade)
+                        .IsRequired();
+
+                    b.Navigation("Contract");
+
+                    b.Navigation("Lawyer");
+                });
+
+            modelBuilder.Entity("CaseAccountingDataBaseImplement.Models.Specialization", b =>
+                {
+                    b.HasOne("CaseAccountingDataBaseImplement.Models.User", "User")
+                        .WithMany("Specializations")
+                        .HasForeignKey("UserId")
+                        .OnDelete(DeleteBehavior.Cascade)
+                        .IsRequired();
+
+                    b.Navigation("User");
+                });
+
+            modelBuilder.Entity("CaseAccountingDataBaseImplement.Models.User", b =>
+                {
+                    b.HasOne("CaseAccountingDataBaseImplement.Models.Role", "Role")
+                        .WithMany("Users")
+                        .HasForeignKey("RoleId")
+                        .OnDelete(DeleteBehavior.Cascade)
+                        .IsRequired();
+
+                    b.Navigation("Role");
+                });
+
+            modelBuilder.Entity("CaseAccountingDataBaseImplement.Models.Case", b =>
+                {
+                    b.Navigation("CaseLawyers");
+
+                    b.Navigation("Deals");
+
+                    b.Navigation("Hearings");
+                });
+
+            modelBuilder.Entity("CaseAccountingDataBaseImplement.Models.Contract", b =>
+                {
+                    b.Navigation("DealContracts");
+
+                    b.Navigation("LawyerContracts");
+                });
+
+            modelBuilder.Entity("CaseAccountingDataBaseImplement.Models.Deal", b =>
+                {
+                    b.Navigation("CaseDeals");
+
+                    b.Navigation("Contracts");
+                });
+
+            modelBuilder.Entity("CaseAccountingDataBaseImplement.Models.Lawyer", b =>
+                {
+                    b.Navigation("CaseLawyers");
+
+                    b.Navigation("LawyerContracts");
+                });
+
+            modelBuilder.Entity("CaseAccountingDataBaseImplement.Models.Role", b =>
+                {
+                    b.Navigation("Users");
+                });
+
+            modelBuilder.Entity("CaseAccountingDataBaseImplement.Models.Specialization", b =>
+                {
+                    b.Navigation("Cases");
+
+                    b.Navigation("Lawyers");
+                });
+
+            modelBuilder.Entity("CaseAccountingDataBaseImplement.Models.User", b =>
+                {
+                    b.Navigation("Cases");
+
+                    b.Navigation("Contracts");
+
+                    b.Navigation("Deals");
+
+                    b.Navigation("Hearings");
+
+                    b.Navigation("Lawyers");
+
+                    b.Navigation("Specializations");
+                });
+#pragma warning restore 612, 618
+        }
+    }
+}
diff --git a/CaseAccounting/CaseAccountingRestApi/CaseAccountingRestApi.csproj b/CaseAccounting/CaseAccountingRestApi/CaseAccountingRestApi.csproj
index de3712e..a925a15 100644
--- a/CaseAccounting/CaseAccountingRestApi/CaseAccountingRestApi.csproj
+++ b/CaseAccounting/CaseAccountingRestApi/CaseAccountingRestApi.csproj
@@ -7,6 +7,11 @@
   </PropertyGroup>
 
   <ItemGroup>
+    <PackageReference Include="Microsoft.EntityFrameworkCore.Design" Version="7.0.5">
+      <PrivateAssets>all</PrivateAssets>
+      <IncludeAssets>runtime; build; native; contentfiles; analyzers; buildtransitive</IncludeAssets>
+    </PackageReference>
+    <PackageReference Include="Microsoft.Extensions.Logging.Log4Net.AspNetCore" Version="6.1.0" />
     <PackageReference Include="Swashbuckle.AspNetCore" Version="6.2.3" />
   </ItemGroup>
 
diff --git a/CaseAccounting/CaseAccountingRestApi/Controllers/HearingController.cs b/CaseAccounting/CaseAccountingRestApi/Controllers/HearingController.cs
new file mode 100644
index 0000000..6d5391d
--- /dev/null
+++ b/CaseAccounting/CaseAccountingRestApi/Controllers/HearingController.cs
@@ -0,0 +1,85 @@
+using CaseAccountingContracts.BindingModels;
+using CaseAccountingContracts.BusinessLogicContracts;
+using CaseAccountingContracts.SearchModels;
+using CaseAccountingContracts.ViewModels;
+using Microsoft.AspNetCore.Mvc;
+
+namespace CaseAccountingRestApi.Controllers
+{
+	[Route("api/[controller]/[action]")]
+	[ApiController]
+	public class HearingController : Controller
+	{
+		private readonly IHearingLogic _logic;
+
+		public HearingController(IHearingLogic logic)
+		{
+			_logic = logic;
+		}
+
+		[HttpGet]
+		public HearingViewModel? Get(int id)
+		{
+			try
+			{
+				return _logic.ReadElement(new HearingSearchModel { Id = id });
+			}
+			catch (Exception)
+			{
+				throw;
+			}
+		}
+
+		[HttpGet]
+		public List<HearingViewModel>? GetAllByUser(int userId)
+		{
+			try
+			{
+				return _logic.ReadList(null);
+			}
+			catch (Exception)
+			{
+				throw;
+			}
+		}
+
+		[HttpPost]
+		public void Create(HearingBindingModel model)
+		{
+			try
+			{
+				_logic.Create(model);
+			}
+			catch (Exception)
+			{
+				throw;
+			}
+		}
+
+		[HttpPost]
+		public void Update(HearingBindingModel model)
+		{
+			try
+			{
+				_logic.Update(model);
+			}
+			catch (Exception)
+			{
+				throw;
+			}
+		}
+
+		[HttpPost]
+		public void Delete(HearingBindingModel model)
+		{
+			try
+			{
+				_logic.Delete(new() { Id = model.Id });
+			}
+			catch (Exception)
+			{
+				throw;
+			}
+		}
+	}
+}
diff --git a/CaseAccounting/CaseAccountingRestApi/Program.cs b/CaseAccounting/CaseAccountingRestApi/Program.cs
index 308b4d2..e0098d2 100644
--- a/CaseAccounting/CaseAccountingRestApi/Program.cs
+++ b/CaseAccounting/CaseAccountingRestApi/Program.cs
@@ -6,8 +6,8 @@ using Microsoft.OpenApi.Models;
 
 var builder = WebApplication.CreateBuilder(args);
 
-//builder.Logging.SetMinimumLevel(LogLevel.Trace);
-//builder.Logging.AddLog4Net("log4net.config");
+builder.Logging.SetMinimumLevel(LogLevel.Trace);
+builder.Logging.AddLog4Net("log4net.config");
 
 // Add services to the container.
 builder.Services.AddTransient<ICaseStorage, CaseStorage>();