Упс.Оказывается дтошки то паленые

src/main/java/com/labwork01/app/author/controller/AuthorDtoFull.java

@@ -1,7 +1,7 @@
 package com.labwork01.app.author.controller;
 
 import com.labwork01.app.author.model.Author;
-import com.labwork01.app.book.model.Book;
+import com.labwork01.app.book.controller.BookDtoWithoutAuthor;
 
 import java.util.List;
 
@@ -10,13 +10,13 @@ public class AuthorDtoFull {
     private final String name;
     private final String surname;
     private final String patronymic;
-    private final List<Book> books;
+    private final List<BookDtoWithoutAuthor> books;
     public AuthorDtoFull(Author author){
         id = author.getId();
         name = author.getName();
         surname = author.getSurname();
         patronymic = author.getPatronymic();
-        books = author.getBooks();
+        books = author.getBooks().stream().map(BookDtoWithoutAuthor::new).toList();
     }
     public long getId() {
         return id;
@@ -34,7 +34,7 @@ public class AuthorDtoFull {
         return patronymic;
     }
 
-    public List<Book> getBooks() {
+    public List<BookDtoWithoutAuthor> getBooks() {
         return books;
     }
 }

src/main/java/com/labwork01/app/book/controller/BookDto.java

@@ -1,9 +1,8 @@
 package com.labwork01.app.book.controller;
 
-import com.fasterxml.jackson.annotation.JsonIgnoreProperties;
-import com.labwork01.app.author.model.Author;
+import com.labwork01.app.author.controller.AuthorDto;
 import com.labwork01.app.book.model.Book;
-import com.labwork01.app.genre.model.Genre;
+import com.labwork01.app.genre.controller.GenreDto;
 
 import java.util.List;
 
@@ -11,15 +10,14 @@ public class BookDto {
     private final long id;
     private final String name;
     private final String description;
-    @JsonIgnoreProperties("books")
-    private final Author author;
-    private final List<Genre> genres;
+    private final AuthorDto author;
+    private final List<GenreDto> genres;
     public BookDto(Book book) {
         this.id = book.getId();
         this.name = book.getName();
         this.description = book.getDescription();
-        this.author = book.getAuthor();
-        this.genres = book.getGenres();
+        this.author = new AuthorDto(book.getAuthor());
+        this.genres = book.getGenres().stream().map(GenreDto::new).toList();
     }
     public long getId() {
         return id;
@@ -32,10 +30,10 @@ public class BookDto {
     public String getDescription() {
         return description;
     }
-    public Author getAuthor() {
+    public AuthorDto getAuthor() {
         return author;
     }
-    public List<Genre> getGenres(){
+    public List<GenreDto> getGenres(){
         return genres;
     }
 }

src/main/java/com/labwork01/app/book/controller/BookDtoWithoutAuthor.java

@@ -0,0 +1,31 @@
+package com.labwork01.app.book.controller;
+
+import com.labwork01.app.book.model.Book;
+import com.labwork01.app.genre.controller.GenreDto;
+
+import java.util.List;
+
+public class BookDtoWithoutAuthor {
+    private final long id;
+    private final String name;
+    private final String description;
+    private final List<GenreDto> genres;
+    public BookDtoWithoutAuthor(Book book) {
+        this.id = book.getId();
+        this.name = book.getName();
+        this.description = book.getDescription();
+        this.genres = book.getGenres().stream().map(GenreDto::new).toList();
+    }
+    public long getId() {
+        return id;
+    }
+    public String getName() {
+        return name;
+    }
+    public String getDescription() {
+        return description;
+    }
+    public List<GenreDto> getGenres(){
+        return genres;
+    }
+}