diff --git a/SecuritySystem/ImplementationExtensions/SecuritySystemContracts.dll b/SecuritySystem/ImplementationExtensions/SecuritySystemContracts.dll
new file mode 100644
index 0000000..226224f
Binary files /dev/null and b/SecuritySystem/ImplementationExtensions/SecuritySystemContracts.dll differ
diff --git a/SecuritySystem/ImplementationExtensions/SecuritySystemDataModels.dll b/SecuritySystem/ImplementationExtensions/SecuritySystemDataModels.dll
new file mode 100644
index 0000000..bdcea30
Binary files /dev/null and b/SecuritySystem/ImplementationExtensions/SecuritySystemDataModels.dll differ
diff --git a/SecuritySystem/ImplementationExtensions/SecuritySystemDatabaseImplement.dll b/SecuritySystem/ImplementationExtensions/SecuritySystemDatabaseImplement.dll
new file mode 100644
index 0000000..821cd2a
Binary files /dev/null and b/SecuritySystem/ImplementationExtensions/SecuritySystemDatabaseImplement.dll differ
diff --git a/SecuritySystem/SecuritySystem.sln b/SecuritySystem/SecuritySystem.sln
index ec26ab8..16a7340 100644
--- a/SecuritySystem/SecuritySystem.sln
+++ b/SecuritySystem/SecuritySystem.sln
@@ -44,7 +44,6 @@ Global
 		{D12D1329-4362-472B-B6E6-D62B0FF00C63}.Release|Any CPU.ActiveCfg = Release|Any CPU
 		{D12D1329-4362-472B-B6E6-D62B0FF00C63}.Release|Any CPU.Build.0 = Release|Any CPU
 		{A5A3381B-3592-41B6-880F-333C2502DF02}.Debug|Any CPU.ActiveCfg = Debug|Any CPU
-		{A5A3381B-3592-41B6-880F-333C2502DF02}.Debug|Any CPU.Build.0 = Debug|Any CPU
 		{A5A3381B-3592-41B6-880F-333C2502DF02}.Release|Any CPU.ActiveCfg = Release|Any CPU
 		{A5A3381B-3592-41B6-880F-333C2502DF02}.Release|Any CPU.Build.0 = Release|Any CPU
 		{EF5F4167-954D-4414-8F76-372410029641}.Debug|Any CPU.ActiveCfg = Debug|Any CPU
diff --git a/SecuritySystemDatabaseImplement/Migrations/20230516093706_lab8.Designer.cs b/SecuritySystemDatabaseImplement/Migrations/20230516093706_lab8.Designer.cs
new file mode 100644
index 0000000..6199657
--- /dev/null
+++ b/SecuritySystemDatabaseImplement/Migrations/20230516093706_lab8.Designer.cs
@@ -0,0 +1,298 @@
+// <auto-generated />
+using System;
+using Microsoft.EntityFrameworkCore;
+using Microsoft.EntityFrameworkCore.Infrastructure;
+using Microsoft.EntityFrameworkCore.Migrations;
+using Microsoft.EntityFrameworkCore.Storage.ValueConversion;
+using Npgsql.EntityFrameworkCore.PostgreSQL.Metadata;
+using SecuritySystemDatabaseImplement;
+
+#nullable disable
+
+namespace SecuritySystemDatabaseImplement.Migrations
+{
+    [DbContext(typeof(SecuritySystemDatabase))]
+    [Migration("20230516093706_lab8")]
+    partial class lab8
+    {
+        /// <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("SecuritySystemDatabaseImplement.Models.Client", b =>
+                {
+                    b.Property<int>("Id")
+                        .ValueGeneratedOnAdd()
+                        .HasColumnType("integer");
+
+                    NpgsqlPropertyBuilderExtensions.UseIdentityByDefaultColumn(b.Property<int>("Id"));
+
+                    b.Property<string>("ClientFIO")
+                        .IsRequired()
+                        .HasColumnType("text");
+
+                    b.Property<string>("Email")
+                        .IsRequired()
+                        .HasColumnType("text");
+
+                    b.Property<string>("Password")
+                        .IsRequired()
+                        .HasColumnType("text");
+
+                    b.HasKey("Id");
+
+                    b.ToTable("Clients");
+                });
+
+            modelBuilder.Entity("SecuritySystemDatabaseImplement.Models.Component", b =>
+                {
+                    b.Property<int>("Id")
+                        .ValueGeneratedOnAdd()
+                        .HasColumnType("integer");
+
+                    NpgsqlPropertyBuilderExtensions.UseIdentityByDefaultColumn(b.Property<int>("Id"));
+
+                    b.Property<string>("ComponentName")
+                        .IsRequired()
+                        .HasColumnType("text");
+
+                    b.Property<double>("Cost")
+                        .HasColumnType("double precision");
+
+                    b.HasKey("Id");
+
+                    b.ToTable("Components");
+                });
+
+            modelBuilder.Entity("SecuritySystemDatabaseImplement.Models.Implementer", b =>
+                {
+                    b.Property<int>("Id")
+                        .ValueGeneratedOnAdd()
+                        .HasColumnType("integer");
+
+                    NpgsqlPropertyBuilderExtensions.UseIdentityByDefaultColumn(b.Property<int>("Id"));
+
+                    b.Property<string>("ImplementerFIO")
+                        .IsRequired()
+                        .HasColumnType("text");
+
+                    b.Property<string>("Password")
+                        .IsRequired()
+                        .HasColumnType("text");
+
+                    b.Property<int>("Qualification")
+                        .HasColumnType("integer");
+
+                    b.Property<int>("WorkExperience")
+                        .HasColumnType("integer");
+
+                    b.HasKey("Id");
+
+                    b.ToTable("Implementers");
+                });
+
+            modelBuilder.Entity("SecuritySystemDatabaseImplement.Models.MessageInfo", b =>
+                {
+                    b.Property<string>("MessageId")
+                        .HasColumnType("text");
+
+                    b.Property<string>("Body")
+                        .IsRequired()
+                        .HasColumnType("text");
+
+                    b.Property<int?>("ClientId")
+                        .HasColumnType("integer");
+
+                    b.Property<DateTime>("DateDelivery")
+                        .HasColumnType("timestamp with time zone");
+
+                    b.Property<string>("SenderName")
+                        .IsRequired()
+                        .HasColumnType("text");
+
+                    b.Property<string>("Subject")
+                        .IsRequired()
+                        .HasColumnType("text");
+
+                    b.HasKey("MessageId");
+
+                    b.HasIndex("ClientId");
+
+                    b.ToTable("MessageInfos");
+                });
+
+            modelBuilder.Entity("SecuritySystemDatabaseImplement.Models.Order", b =>
+                {
+                    b.Property<int>("Id")
+                        .ValueGeneratedOnAdd()
+                        .HasColumnType("integer");
+
+                    NpgsqlPropertyBuilderExtensions.UseIdentityByDefaultColumn(b.Property<int>("Id"));
+
+                    b.Property<int>("ClientId")
+                        .HasColumnType("integer");
+
+                    b.Property<int>("Count")
+                        .HasColumnType("integer");
+
+                    b.Property<DateTime>("DateCreate")
+                        .HasColumnType("timestamp with time zone");
+
+                    b.Property<DateTime?>("DateImplement")
+                        .HasColumnType("timestamp with time zone");
+
+                    b.Property<int?>("ImplementerId")
+                        .HasColumnType("integer");
+
+                    b.Property<int>("SecureId")
+                        .HasColumnType("integer");
+
+                    b.Property<int>("Status")
+                        .HasColumnType("integer");
+
+                    b.Property<double>("Sum")
+                        .HasColumnType("double precision");
+
+                    b.HasKey("Id");
+
+                    b.HasIndex("ClientId");
+
+                    b.HasIndex("ImplementerId");
+
+                    b.HasIndex("SecureId");
+
+                    b.ToTable("Orders");
+                });
+
+            modelBuilder.Entity("SecuritySystemDatabaseImplement.Models.Secure", b =>
+                {
+                    b.Property<int>("Id")
+                        .ValueGeneratedOnAdd()
+                        .HasColumnType("integer");
+
+                    NpgsqlPropertyBuilderExtensions.UseIdentityByDefaultColumn(b.Property<int>("Id"));
+
+                    b.Property<double>("Price")
+                        .HasColumnType("double precision");
+
+                    b.Property<string>("SecureName")
+                        .IsRequired()
+                        .HasColumnType("text");
+
+                    b.HasKey("Id");
+
+                    b.ToTable("Secures");
+                });
+
+            modelBuilder.Entity("SecuritySystemDatabaseImplement.Models.SecureComponent", b =>
+                {
+                    b.Property<int>("Id")
+                        .ValueGeneratedOnAdd()
+                        .HasColumnType("integer");
+
+                    NpgsqlPropertyBuilderExtensions.UseIdentityByDefaultColumn(b.Property<int>("Id"));
+
+                    b.Property<int>("ComponentId")
+                        .HasColumnType("integer");
+
+                    b.Property<int>("Count")
+                        .HasColumnType("integer");
+
+                    b.Property<int>("SecureId")
+                        .HasColumnType("integer");
+
+                    b.HasKey("Id");
+
+                    b.HasIndex("ComponentId");
+
+                    b.HasIndex("SecureId");
+
+                    b.ToTable("SecureComponents");
+                });
+
+            modelBuilder.Entity("SecuritySystemDatabaseImplement.Models.MessageInfo", b =>
+                {
+                    b.HasOne("SecuritySystemDatabaseImplement.Models.Client", "Client")
+                        .WithMany("MessageInfos")
+                        .HasForeignKey("ClientId");
+
+                    b.Navigation("Client");
+                });
+
+            modelBuilder.Entity("SecuritySystemDatabaseImplement.Models.Order", b =>
+                {
+                    b.HasOne("SecuritySystemDatabaseImplement.Models.Client", "Client")
+                        .WithMany("Orders")
+                        .HasForeignKey("ClientId")
+                        .OnDelete(DeleteBehavior.Cascade)
+                        .IsRequired();
+
+                    b.HasOne("SecuritySystemDatabaseImplement.Models.Implementer", "Implementer")
+                        .WithMany("Orders")
+                        .HasForeignKey("ImplementerId");
+
+                    b.HasOne("SecuritySystemDatabaseImplement.Models.Secure", "Secure")
+                        .WithMany("Orders")
+                        .HasForeignKey("SecureId")
+                        .OnDelete(DeleteBehavior.Cascade)
+                        .IsRequired();
+
+                    b.Navigation("Client");
+
+                    b.Navigation("Implementer");
+
+                    b.Navigation("Secure");
+                });
+
+            modelBuilder.Entity("SecuritySystemDatabaseImplement.Models.SecureComponent", b =>
+                {
+                    b.HasOne("SecuritySystemDatabaseImplement.Models.Component", "Component")
+                        .WithMany("SecureComponents")
+                        .HasForeignKey("ComponentId")
+                        .OnDelete(DeleteBehavior.Cascade)
+                        .IsRequired();
+
+                    b.HasOne("SecuritySystemDatabaseImplement.Models.Secure", "Secure")
+                        .WithMany("Components")
+                        .HasForeignKey("SecureId")
+                        .OnDelete(DeleteBehavior.Cascade)
+                        .IsRequired();
+
+                    b.Navigation("Component");
+
+                    b.Navigation("Secure");
+                });
+
+            modelBuilder.Entity("SecuritySystemDatabaseImplement.Models.Client", b =>
+                {
+                    b.Navigation("MessageInfos");
+
+                    b.Navigation("Orders");
+                });
+
+            modelBuilder.Entity("SecuritySystemDatabaseImplement.Models.Component", b =>
+                {
+                    b.Navigation("SecureComponents");
+                });
+
+            modelBuilder.Entity("SecuritySystemDatabaseImplement.Models.Implementer", b =>
+                {
+                    b.Navigation("Orders");
+                });
+
+            modelBuilder.Entity("SecuritySystemDatabaseImplement.Models.Secure", b =>
+                {
+                    b.Navigation("Components");
+
+                    b.Navigation("Orders");
+                });
+#pragma warning restore 612, 618
+        }
+    }
+}
diff --git a/SecuritySystemDatabaseImplement/Migrations/20230516093706_lab8.cs b/SecuritySystemDatabaseImplement/Migrations/20230516093706_lab8.cs
new file mode 100644
index 0000000..d45659d
--- /dev/null
+++ b/SecuritySystemDatabaseImplement/Migrations/20230516093706_lab8.cs
@@ -0,0 +1,215 @@
+using System;
+using Microsoft.EntityFrameworkCore.Migrations;
+using Npgsql.EntityFrameworkCore.PostgreSQL.Metadata;
+
+#nullable disable
+
+namespace SecuritySystemDatabaseImplement.Migrations
+{
+    /// <inheritdoc />
+    public partial class lab8 : Migration
+    {
+        /// <inheritdoc />
+        protected override void Up(MigrationBuilder migrationBuilder)
+        {
+            migrationBuilder.CreateTable(
+                name: "Clients",
+                columns: table => new
+                {
+                    Id = table.Column<int>(type: "integer", nullable: false)
+                        .Annotation("Npgsql:ValueGenerationStrategy", NpgsqlValueGenerationStrategy.IdentityByDefaultColumn),
+                    ClientFIO = table.Column<string>(type: "text", nullable: false),
+                    Email = table.Column<string>(type: "text", nullable: false),
+                    Password = table.Column<string>(type: "text", nullable: false)
+                },
+                constraints: table =>
+                {
+                    table.PrimaryKey("PK_Clients", x => x.Id);
+                });
+
+            migrationBuilder.CreateTable(
+                name: "Components",
+                columns: table => new
+                {
+                    Id = table.Column<int>(type: "integer", nullable: false)
+                        .Annotation("Npgsql:ValueGenerationStrategy", NpgsqlValueGenerationStrategy.IdentityByDefaultColumn),
+                    ComponentName = table.Column<string>(type: "text", nullable: false),
+                    Cost = table.Column<double>(type: "double precision", nullable: false)
+                },
+                constraints: table =>
+                {
+                    table.PrimaryKey("PK_Components", x => x.Id);
+                });
+
+            migrationBuilder.CreateTable(
+                name: "Implementers",
+                columns: table => new
+                {
+                    Id = table.Column<int>(type: "integer", nullable: false)
+                        .Annotation("Npgsql:ValueGenerationStrategy", NpgsqlValueGenerationStrategy.IdentityByDefaultColumn),
+                    ImplementerFIO = table.Column<string>(type: "text", nullable: false),
+                    Password = table.Column<string>(type: "text", nullable: false),
+                    WorkExperience = table.Column<int>(type: "integer", nullable: false),
+                    Qualification = table.Column<int>(type: "integer", nullable: false)
+                },
+                constraints: table =>
+                {
+                    table.PrimaryKey("PK_Implementers", x => x.Id);
+                });
+
+            migrationBuilder.CreateTable(
+                name: "Secures",
+                columns: table => new
+                {
+                    Id = table.Column<int>(type: "integer", nullable: false)
+                        .Annotation("Npgsql:ValueGenerationStrategy", NpgsqlValueGenerationStrategy.IdentityByDefaultColumn),
+                    SecureName = table.Column<string>(type: "text", nullable: false),
+                    Price = table.Column<double>(type: "double precision", nullable: false)
+                },
+                constraints: table =>
+                {
+                    table.PrimaryKey("PK_Secures", x => x.Id);
+                });
+
+            migrationBuilder.CreateTable(
+                name: "MessageInfos",
+                columns: table => new
+                {
+                    MessageId = table.Column<string>(type: "text", nullable: false),
+                    ClientId = table.Column<int>(type: "integer", nullable: true),
+                    SenderName = table.Column<string>(type: "text", nullable: false),
+                    DateDelivery = table.Column<DateTime>(type: "timestamp with time zone", nullable: false),
+                    Subject = table.Column<string>(type: "text", nullable: false),
+                    Body = table.Column<string>(type: "text", nullable: false)
+                },
+                constraints: table =>
+                {
+                    table.PrimaryKey("PK_MessageInfos", x => x.MessageId);
+                    table.ForeignKey(
+                        name: "FK_MessageInfos_Clients_ClientId",
+                        column: x => x.ClientId,
+                        principalTable: "Clients",
+                        principalColumn: "Id");
+                });
+
+            migrationBuilder.CreateTable(
+                name: "Orders",
+                columns: table => new
+                {
+                    Id = table.Column<int>(type: "integer", nullable: false)
+                        .Annotation("Npgsql:ValueGenerationStrategy", NpgsqlValueGenerationStrategy.IdentityByDefaultColumn),
+                    SecureId = table.Column<int>(type: "integer", nullable: false),
+                    ClientId = table.Column<int>(type: "integer", nullable: false),
+                    ImplementerId = table.Column<int>(type: "integer", nullable: true),
+                    Count = table.Column<int>(type: "integer", nullable: false),
+                    Sum = table.Column<double>(type: "double precision", nullable: false),
+                    Status = table.Column<int>(type: "integer", nullable: false),
+                    DateCreate = table.Column<DateTime>(type: "timestamp with time zone", nullable: false),
+                    DateImplement = table.Column<DateTime>(type: "timestamp with time zone", nullable: true)
+                },
+                constraints: table =>
+                {
+                    table.PrimaryKey("PK_Orders", x => x.Id);
+                    table.ForeignKey(
+                        name: "FK_Orders_Clients_ClientId",
+                        column: x => x.ClientId,
+                        principalTable: "Clients",
+                        principalColumn: "Id",
+                        onDelete: ReferentialAction.Cascade);
+                    table.ForeignKey(
+                        name: "FK_Orders_Implementers_ImplementerId",
+                        column: x => x.ImplementerId,
+                        principalTable: "Implementers",
+                        principalColumn: "Id");
+                    table.ForeignKey(
+                        name: "FK_Orders_Secures_SecureId",
+                        column: x => x.SecureId,
+                        principalTable: "Secures",
+                        principalColumn: "Id",
+                        onDelete: ReferentialAction.Cascade);
+                });
+
+            migrationBuilder.CreateTable(
+                name: "SecureComponents",
+                columns: table => new
+                {
+                    Id = table.Column<int>(type: "integer", nullable: false)
+                        .Annotation("Npgsql:ValueGenerationStrategy", NpgsqlValueGenerationStrategy.IdentityByDefaultColumn),
+                    SecureId = table.Column<int>(type: "integer", nullable: false),
+                    ComponentId = table.Column<int>(type: "integer", nullable: false),
+                    Count = table.Column<int>(type: "integer", nullable: false)
+                },
+                constraints: table =>
+                {
+                    table.PrimaryKey("PK_SecureComponents", x => x.Id);
+                    table.ForeignKey(
+                        name: "FK_SecureComponents_Components_ComponentId",
+                        column: x => x.ComponentId,
+                        principalTable: "Components",
+                        principalColumn: "Id",
+                        onDelete: ReferentialAction.Cascade);
+                    table.ForeignKey(
+                        name: "FK_SecureComponents_Secures_SecureId",
+                        column: x => x.SecureId,
+                        principalTable: "Secures",
+                        principalColumn: "Id",
+                        onDelete: ReferentialAction.Cascade);
+                });
+
+            migrationBuilder.CreateIndex(
+                name: "IX_MessageInfos_ClientId",
+                table: "MessageInfos",
+                column: "ClientId");
+
+            migrationBuilder.CreateIndex(
+                name: "IX_Orders_ClientId",
+                table: "Orders",
+                column: "ClientId");
+
+            migrationBuilder.CreateIndex(
+                name: "IX_Orders_ImplementerId",
+                table: "Orders",
+                column: "ImplementerId");
+
+            migrationBuilder.CreateIndex(
+                name: "IX_Orders_SecureId",
+                table: "Orders",
+                column: "SecureId");
+
+            migrationBuilder.CreateIndex(
+                name: "IX_SecureComponents_ComponentId",
+                table: "SecureComponents",
+                column: "ComponentId");
+
+            migrationBuilder.CreateIndex(
+                name: "IX_SecureComponents_SecureId",
+                table: "SecureComponents",
+                column: "SecureId");
+        }
+
+        /// <inheritdoc />
+        protected override void Down(MigrationBuilder migrationBuilder)
+        {
+            migrationBuilder.DropTable(
+                name: "MessageInfos");
+
+            migrationBuilder.DropTable(
+                name: "Orders");
+
+            migrationBuilder.DropTable(
+                name: "SecureComponents");
+
+            migrationBuilder.DropTable(
+                name: "Clients");
+
+            migrationBuilder.DropTable(
+                name: "Implementers");
+
+            migrationBuilder.DropTable(
+                name: "Components");
+
+            migrationBuilder.DropTable(
+                name: "Secures");
+        }
+    }
+}
diff --git a/SecuritySystemDatabaseImplement/Migrations/SecuritySystemDatabaseModelSnapshot.cs b/SecuritySystemDatabaseImplement/Migrations/SecuritySystemDatabaseModelSnapshot.cs
new file mode 100644
index 0000000..33bc8a4
--- /dev/null
+++ b/SecuritySystemDatabaseImplement/Migrations/SecuritySystemDatabaseModelSnapshot.cs
@@ -0,0 +1,295 @@
+// <auto-generated />
+using System;
+using Microsoft.EntityFrameworkCore;
+using Microsoft.EntityFrameworkCore.Infrastructure;
+using Microsoft.EntityFrameworkCore.Storage.ValueConversion;
+using Npgsql.EntityFrameworkCore.PostgreSQL.Metadata;
+using SecuritySystemDatabaseImplement;
+
+#nullable disable
+
+namespace SecuritySystemDatabaseImplement.Migrations
+{
+    [DbContext(typeof(SecuritySystemDatabase))]
+    partial class SecuritySystemDatabaseModelSnapshot : 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("SecuritySystemDatabaseImplement.Models.Client", b =>
+                {
+                    b.Property<int>("Id")
+                        .ValueGeneratedOnAdd()
+                        .HasColumnType("integer");
+
+                    NpgsqlPropertyBuilderExtensions.UseIdentityByDefaultColumn(b.Property<int>("Id"));
+
+                    b.Property<string>("ClientFIO")
+                        .IsRequired()
+                        .HasColumnType("text");
+
+                    b.Property<string>("Email")
+                        .IsRequired()
+                        .HasColumnType("text");
+
+                    b.Property<string>("Password")
+                        .IsRequired()
+                        .HasColumnType("text");
+
+                    b.HasKey("Id");
+
+                    b.ToTable("Clients");
+                });
+
+            modelBuilder.Entity("SecuritySystemDatabaseImplement.Models.Component", b =>
+                {
+                    b.Property<int>("Id")
+                        .ValueGeneratedOnAdd()
+                        .HasColumnType("integer");
+
+                    NpgsqlPropertyBuilderExtensions.UseIdentityByDefaultColumn(b.Property<int>("Id"));
+
+                    b.Property<string>("ComponentName")
+                        .IsRequired()
+                        .HasColumnType("text");
+
+                    b.Property<double>("Cost")
+                        .HasColumnType("double precision");
+
+                    b.HasKey("Id");
+
+                    b.ToTable("Components");
+                });
+
+            modelBuilder.Entity("SecuritySystemDatabaseImplement.Models.Implementer", b =>
+                {
+                    b.Property<int>("Id")
+                        .ValueGeneratedOnAdd()
+                        .HasColumnType("integer");
+
+                    NpgsqlPropertyBuilderExtensions.UseIdentityByDefaultColumn(b.Property<int>("Id"));
+
+                    b.Property<string>("ImplementerFIO")
+                        .IsRequired()
+                        .HasColumnType("text");
+
+                    b.Property<string>("Password")
+                        .IsRequired()
+                        .HasColumnType("text");
+
+                    b.Property<int>("Qualification")
+                        .HasColumnType("integer");
+
+                    b.Property<int>("WorkExperience")
+                        .HasColumnType("integer");
+
+                    b.HasKey("Id");
+
+                    b.ToTable("Implementers");
+                });
+
+            modelBuilder.Entity("SecuritySystemDatabaseImplement.Models.MessageInfo", b =>
+                {
+                    b.Property<string>("MessageId")
+                        .HasColumnType("text");
+
+                    b.Property<string>("Body")
+                        .IsRequired()
+                        .HasColumnType("text");
+
+                    b.Property<int?>("ClientId")
+                        .HasColumnType("integer");
+
+                    b.Property<DateTime>("DateDelivery")
+                        .HasColumnType("timestamp with time zone");
+
+                    b.Property<string>("SenderName")
+                        .IsRequired()
+                        .HasColumnType("text");
+
+                    b.Property<string>("Subject")
+                        .IsRequired()
+                        .HasColumnType("text");
+
+                    b.HasKey("MessageId");
+
+                    b.HasIndex("ClientId");
+
+                    b.ToTable("MessageInfos");
+                });
+
+            modelBuilder.Entity("SecuritySystemDatabaseImplement.Models.Order", b =>
+                {
+                    b.Property<int>("Id")
+                        .ValueGeneratedOnAdd()
+                        .HasColumnType("integer");
+
+                    NpgsqlPropertyBuilderExtensions.UseIdentityByDefaultColumn(b.Property<int>("Id"));
+
+                    b.Property<int>("ClientId")
+                        .HasColumnType("integer");
+
+                    b.Property<int>("Count")
+                        .HasColumnType("integer");
+
+                    b.Property<DateTime>("DateCreate")
+                        .HasColumnType("timestamp with time zone");
+
+                    b.Property<DateTime?>("DateImplement")
+                        .HasColumnType("timestamp with time zone");
+
+                    b.Property<int?>("ImplementerId")
+                        .HasColumnType("integer");
+
+                    b.Property<int>("SecureId")
+                        .HasColumnType("integer");
+
+                    b.Property<int>("Status")
+                        .HasColumnType("integer");
+
+                    b.Property<double>("Sum")
+                        .HasColumnType("double precision");
+
+                    b.HasKey("Id");
+
+                    b.HasIndex("ClientId");
+
+                    b.HasIndex("ImplementerId");
+
+                    b.HasIndex("SecureId");
+
+                    b.ToTable("Orders");
+                });
+
+            modelBuilder.Entity("SecuritySystemDatabaseImplement.Models.Secure", b =>
+                {
+                    b.Property<int>("Id")
+                        .ValueGeneratedOnAdd()
+                        .HasColumnType("integer");
+
+                    NpgsqlPropertyBuilderExtensions.UseIdentityByDefaultColumn(b.Property<int>("Id"));
+
+                    b.Property<double>("Price")
+                        .HasColumnType("double precision");
+
+                    b.Property<string>("SecureName")
+                        .IsRequired()
+                        .HasColumnType("text");
+
+                    b.HasKey("Id");
+
+                    b.ToTable("Secures");
+                });
+
+            modelBuilder.Entity("SecuritySystemDatabaseImplement.Models.SecureComponent", b =>
+                {
+                    b.Property<int>("Id")
+                        .ValueGeneratedOnAdd()
+                        .HasColumnType("integer");
+
+                    NpgsqlPropertyBuilderExtensions.UseIdentityByDefaultColumn(b.Property<int>("Id"));
+
+                    b.Property<int>("ComponentId")
+                        .HasColumnType("integer");
+
+                    b.Property<int>("Count")
+                        .HasColumnType("integer");
+
+                    b.Property<int>("SecureId")
+                        .HasColumnType("integer");
+
+                    b.HasKey("Id");
+
+                    b.HasIndex("ComponentId");
+
+                    b.HasIndex("SecureId");
+
+                    b.ToTable("SecureComponents");
+                });
+
+            modelBuilder.Entity("SecuritySystemDatabaseImplement.Models.MessageInfo", b =>
+                {
+                    b.HasOne("SecuritySystemDatabaseImplement.Models.Client", "Client")
+                        .WithMany("MessageInfos")
+                        .HasForeignKey("ClientId");
+
+                    b.Navigation("Client");
+                });
+
+            modelBuilder.Entity("SecuritySystemDatabaseImplement.Models.Order", b =>
+                {
+                    b.HasOne("SecuritySystemDatabaseImplement.Models.Client", "Client")
+                        .WithMany("Orders")
+                        .HasForeignKey("ClientId")
+                        .OnDelete(DeleteBehavior.Cascade)
+                        .IsRequired();
+
+                    b.HasOne("SecuritySystemDatabaseImplement.Models.Implementer", "Implementer")
+                        .WithMany("Orders")
+                        .HasForeignKey("ImplementerId");
+
+                    b.HasOne("SecuritySystemDatabaseImplement.Models.Secure", "Secure")
+                        .WithMany("Orders")
+                        .HasForeignKey("SecureId")
+                        .OnDelete(DeleteBehavior.Cascade)
+                        .IsRequired();
+
+                    b.Navigation("Client");
+
+                    b.Navigation("Implementer");
+
+                    b.Navigation("Secure");
+                });
+
+            modelBuilder.Entity("SecuritySystemDatabaseImplement.Models.SecureComponent", b =>
+                {
+                    b.HasOne("SecuritySystemDatabaseImplement.Models.Component", "Component")
+                        .WithMany("SecureComponents")
+                        .HasForeignKey("ComponentId")
+                        .OnDelete(DeleteBehavior.Cascade)
+                        .IsRequired();
+
+                    b.HasOne("SecuritySystemDatabaseImplement.Models.Secure", "Secure")
+                        .WithMany("Components")
+                        .HasForeignKey("SecureId")
+                        .OnDelete(DeleteBehavior.Cascade)
+                        .IsRequired();
+
+                    b.Navigation("Component");
+
+                    b.Navigation("Secure");
+                });
+
+            modelBuilder.Entity("SecuritySystemDatabaseImplement.Models.Client", b =>
+                {
+                    b.Navigation("MessageInfos");
+
+                    b.Navigation("Orders");
+                });
+
+            modelBuilder.Entity("SecuritySystemDatabaseImplement.Models.Component", b =>
+                {
+                    b.Navigation("SecureComponents");
+                });
+
+            modelBuilder.Entity("SecuritySystemDatabaseImplement.Models.Implementer", b =>
+                {
+                    b.Navigation("Orders");
+                });
+
+            modelBuilder.Entity("SecuritySystemDatabaseImplement.Models.Secure", b =>
+                {
+                    b.Navigation("Components");
+
+                    b.Navigation("Orders");
+                });
+#pragma warning restore 612, 618
+        }
+    }
+}
diff --git a/SecuritySystemDatabaseImplement/Models/Implementer.cs b/SecuritySystemDatabaseImplement/Models/Implementer.cs
index ff6f42e..f69b07a 100644
--- a/SecuritySystemDatabaseImplement/Models/Implementer.cs
+++ b/SecuritySystemDatabaseImplement/Models/Implementer.cs
@@ -8,11 +8,11 @@ using System.Linq;
 using System.Text;
 using System.Threading.Tasks;
 using System.Runtime.Serialization;
-
+using SecuritySystemDataModels.Models;
 namespace SecuritySystemDatabaseImplement.Models
 {
 	[DataContract]
-	public class Implementer
+	public class Implementer:IImplementerModel
 	{
         [DataMember]
         public int Id { get; private set; }
diff --git a/SecuritySystemDatabaseImplement/SecuritySystemDatabaseImplement.csproj b/SecuritySystemDatabaseImplement/SecuritySystemDatabaseImplement.csproj
index afdadd6..3393369 100644
--- a/SecuritySystemDatabaseImplement/SecuritySystemDatabaseImplement.csproj
+++ b/SecuritySystemDatabaseImplement/SecuritySystemDatabaseImplement.csproj
@@ -19,4 +19,8 @@
     <ProjectReference Include="..\SecuritySystemContracts\SecuritySystemContracts.csproj" />
     <ProjectReference Include="..\SecuritySystemDataModels\SecuritySystemDataModels.csproj" />
   </ItemGroup>
+
+  <Target Name="PostBuild" AfterTargets="PostBuildEvent">
+    <Exec Command="copy /Y &quot;$(TargetDir)*.dll&quot; &quot;$(SolutionDir)ImplementationExtensions\*.dll&quot;" />
+  </Target>
 </Project>
diff --git a/SecuritySystemListImplement/Implements/ClientStorage.cs b/SecuritySystemListImplement/Implements/ClientStorage.cs
index 48b1227..da94d79 100644
--- a/SecuritySystemListImplement/Implements/ClientStorage.cs
+++ b/SecuritySystemListImplement/Implements/ClientStorage.cs
@@ -1,6 +1,6 @@
 using SecuritySystemContracts.BindingModels;
 using SecuritySystemContracts.SearchModels;
-using SecuritySystemContracts.StoragesContracts;
+using SecuritySystemContracts.StorageContracts;
 using SecuritySystemContracts.ViewModels;
 using SecuritySystemListImplement.Models;
 
diff --git a/SecuritySystemListImplement/Implements/ComponentStorage.cs b/SecuritySystemListImplement/Implements/ComponentStorage.cs
index 4d9bff8..eb35850 100644
--- a/SecuritySystemListImplement/Implements/ComponentStorage.cs
+++ b/SecuritySystemListImplement/Implements/ComponentStorage.cs
@@ -1,7 +1,7 @@
 
 using SecuritySystemContracts.BindingModels;
 using SecuritySystemContracts.SearchModels;
-using SecuritySystemContracts.StoragesContracts;
+using SecuritySystemContracts.StorageContracts;
 using SecuritySystemContracts.ViewModels;
 using SecuritySystemListImplement.Models;
 
diff --git a/SecuritySystemListImplement/Implements/OrderStorage.cs b/SecuritySystemListImplement/Implements/OrderStorage.cs
index 2c723f6..86bee2e 100644
--- a/SecuritySystemListImplement/Implements/OrderStorage.cs
+++ b/SecuritySystemListImplement/Implements/OrderStorage.cs
@@ -6,7 +6,7 @@ using System.Threading.Tasks;
 
 using SecuritySystemContracts.BindingModels;
 using SecuritySystemContracts.SearchModels;
-using SecuritySystemContracts.StoragesContracts;
+using SecuritySystemContracts.StorageContracts;
 using SecuritySystemContracts.ViewModels;
 using SecuritySystemListImplement.Models;
 
diff --git a/SecuritySystemListImplement/Implements/SecureStorage.cs b/SecuritySystemListImplement/Implements/SecureStorage.cs
index f918105..dc4d192 100644
--- a/SecuritySystemListImplement/Implements/SecureStorage.cs
+++ b/SecuritySystemListImplement/Implements/SecureStorage.cs
@@ -1,7 +1,7 @@
 using SecuritySystemListImplement.Models;
 using SecuritySystemContracts.BindingModels;
 using SecuritySystemContracts.SearchModels;
-using SecuritySystemContracts.StoragesContracts;
+using SecuritySystemContracts.StorageContracts;
 using SecuritySystemContracts.ViewModels;
 
 
diff --git a/SecuritySystemListImplement/ListImplementationExtension.cs b/SecuritySystemListImplement/ListImplementationExtension.cs
index 1b47920..1170d0e 100644
--- a/SecuritySystemListImplement/ListImplementationExtension.cs
+++ b/SecuritySystemListImplement/ListImplementationExtension.cs
@@ -6,7 +6,6 @@ using System.Threading.Tasks;
 using SecuritySystemContracts.DI;
 using SecuritySystemContracts.StorageContracts;
 using SecuritySystemListImplement.Implements;
-
 namespace SecuritySystemListImplement
 {
 	public class ListImplementationExtension : IImplementationExtension
diff --git a/SecuritySystemListImplement/Models/MessageInfo.cs b/SecuritySystemListImplement/Models/MessageInfo.cs
index 6cdb4b4..13e707d 100644
--- a/SecuritySystemListImplement/Models/MessageInfo.cs
+++ b/SecuritySystemListImplement/Models/MessageInfo.cs
@@ -9,7 +9,7 @@ using SecuritySystemDataModels.Models;
 
 namespace SecuritySystemListImplement.Models
 {
-	public class MessageInfo : IMessageInfoModel
+	public class MessageInfo
 	{
 		public string MessageId { get; private set; } = string.Empty;