feat : get tagList Controller, Service, Repository Implement. Refactoring

src/main/java/com/io/realworld/domain/aggregate/tag/controller/TagController.java

@@ -20,7 +20,7 @@ public class TagController {
 
     //Todo Response tags: {} ~
     @GetMapping
-    public List<String> getTags(){
-        return tagService.getTags();
+    public TagResponse getTags(){
+        return TagResponse.builder().tags(tagService.getTags()).build();
     }
 }

src/main/java/com/io/realworld/domain/aggregate/tag/dto/TagResponse.java

@@ -6,9 +6,11 @@ import lombok.AllArgsConstructor;
 import lombok.Builder;
 import lombok.Getter;
 
+import java.util.List;
+
 @Getter
 @AllArgsConstructor
 @Builder
 public class TagResponse {
-    private String tagName;
+    private List<String> tags;
 }

src/main/resources/application.properties

@@ -10,7 +10,6 @@ spring.jpa.database-platform=org.hibernate.dialect.H2Dialect
 spring.jpa.hibernate.ddl-auto=create
 spring.jpa.properties.hibernate.format_sql=true
 spring.jpq.show-sql=true
-
 #secret
 
 real-world.token.expiry=3000000