feat: 유효성 검증 추가

Author: rnqhstmd

apps/commerce-streamer/src/main/java/com/loopers/interfaces/api/ranking/RankingConfigV1ApiSpec.java

@@ -5,6 +5,7 @@
 import io.swagger.v3.oas.annotations.media.Schema;
 import io.swagger.v3.oas.annotations.responses.ApiResponses;
 import io.swagger.v3.oas.annotations.tags.Tag;
+import jakarta.validation.Valid;
 import org.springframework.web.bind.annotation.DeleteMapping;
 import org.springframework.web.bind.annotation.GetMapping;
 import org.springframework.web.bind.annotation.PutMapping;
@@ -34,7 +35,7 @@ public interface RankingConfigV1ApiSpec {
     })
     @PutMapping("/weights")
     RankingConfigV1Dto.WeightConfigResponse updateWeights(
-            @RequestBody RankingConfigV1Dto.WeightConfigRequest request
+            @Valid @RequestBody RankingConfigV1Dto.WeightConfigRequest request
     );
 
     @Operation(summary = "가중치 초기화", description = "랭킹 가중치를 기본값으로 초기화합니다.")

apps/commerce-streamer/src/main/java/com/loopers/interfaces/api/ranking/RankingConfigV1Dto.java

@@ -1,10 +1,17 @@
 package com.loopers.interfaces.api.ranking;
 
+import jakarta.validation.constraints.Min;
+
 public class RankingConfigV1Dto {
 
     public record WeightConfigRequest(
+            @Min(value = 0, message = "viewWeight는 0 이상이어야 합니다.")
             double viewWeight,
+
+            @Min(value = 0, message = "likeWeight는 0 이상이어야 합니다.")
             double likeWeight,
+
+            @Min(value = 0, message = "orderWeight는 0 이상이어야 합니다.")
             double orderWeight
     ) {}