feat: 마이바(MyBar) 목록 조회 API 구현

Author: MEOHIN

src/main/java/com/back/domain/mybar/controller/MyBarController.java

@@ -0,0 +1,33 @@
+package com.back.domain.mybar.controller;
+
+import com.back.domain.mybar.dto.MyBarListResponseDto;
+import com.back.domain.mybar.service.MyBarService;
+import com.back.global.rsData.RsData;
+import jakarta.validation.constraints.Max;
+import jakarta.validation.constraints.Min;
+import lombok.RequiredArgsConstructor;
+import org.springframework.security.core.annotation.AuthenticationPrincipal;
+import org.springframework.stereotype.Repository;
+import org.springframework.validation.annotation.Validated;
+import org.springframework.web.bind.annotation.GetMapping;
+import org.springframework.web.bind.annotation.RequestMapping;
+import org.springframework.web.bind.annotation.RequestParam;
+
+@Repository
+@RequestMapping("/me/bar")
+@RequiredArgsConstructor
+@Validated
+public class MyBarController {
+
+    private final MyBarService myBarService;
+
+    @GetMapping
+    public RsData<MyBarListResponseDto> getMyBarList(
+            @AuthenticationPrincipal(expression = "id") Long userId,
+            @RequestParam(defaultValue = "0") @Min(0) int page,
+            @RequestParam(defaultValue = "20") @Min(1) @Max(100) int pageSize
+    ) {
+        MyBarListResponseDto body = myBarService.getMyBar(userId, page, pageSize);
+        return RsData.successOf(body);  // code=200, message="success"
+    }
+}