fix backend put command for website

src/main/java/dj/personal/website/article/ArticleController.java

@@ -4,6 +4,7 @@
 import org.springframework.beans.factory.annotation.Autowired;
 import org.springframework.web.bind.annotation.GetMapping;
 import org.springframework.web.bind.annotation.PutMapping;
+import org.springframework.web.bind.annotation.RequestBody;
 import org.springframework.web.bind.annotation.RestController;
 
 import javax.annotation.security.RolesAllowed;
@@ -26,7 +27,7 @@ public Collection<Article> findAll() {
 
 	@PutMapping("api/articles")
 	@RolesAllowed(Role.ADMIN)
-	public Article save(Article article) {
+	public Article save(@RequestBody Article article) {
 		return articleService.save(article);
 	}
 }

src/main/java/dj/personal/website/article/ArticleService.java

@@ -3,6 +3,7 @@
 import org.springframework.beans.factory.annotation.Autowired;
 import org.springframework.stereotype.Service;
 
+import java.time.LocalDate;
 import java.util.Collection;
 import java.util.Comparator;
 
@@ -25,17 +26,6 @@ public Collection<Article> findAll() {
     }
 
     public Article save(Article article) {
-        Article updatedArticle = articleRepository.findById(article.getId())
-                .map(oldArticle -> Article.builder()
-                        .id(oldArticle.getId())
-                        .category(article.getCategory())
-                        .introduction(article.getIntroduction())
-                        .publicationDate(article.getPublicationDate())
-                        .title(article.getTitle())
-                        .url(article.getUrl())
-                        .build()
-                ).orElse(article);
-
-        return articleRepository.save(updatedArticle);
+        return articleRepository.save(article);
     }
 }

src/main/java/dj/personal/website/book/Book.java

@@ -24,7 +24,6 @@ class Book {
 	@Id
 	private Long isbn;
 
-	@Column(unique = true)
 	private String title;
 
 	private String authors;

src/main/resources/application.properties

@@ -8,7 +8,7 @@ cors.exposedHeaders=
 cors.allowCredentials=
 cors.maxAge=
 
-spring.datasource.url=jdbc:mysql://mysqldb:3306/data
+spring.datasource.url=jdbc:mysql://0.0.0.0:3306/data
 spring.datasource.username=dieter
 spring.datasource.password=secret
 spring.datasource.driver-class-name=com.mysql.cj.jdbc.Driver