feat : 최신 앱 버전 API 구현

- yaml 에 버전 관련 정보 저장
- yaml 에서 해당 정보 읽어와서 전달

# Conflicts:
#	src/main/java/umc/th/juinjang/auth/config/SecurityConfig.java

Author: essaysir

src/main/java/umc/th/juinjang/api/appVersion/controller/AppVersionController.java

@@ -0,0 +1,24 @@
+package umc.th.juinjang.api.appVersion.controller;
+
+import org.springframework.web.bind.annotation.GetMapping;
+import org.springframework.web.bind.annotation.RequestMapping;
+import org.springframework.web.bind.annotation.RestController;
+
+import lombok.RequiredArgsConstructor;
+import umc.th.juinjang.api.appVersion.controller.response.AppVersionResponse;
+import umc.th.juinjang.api.dto.ApiResponse;
+import umc.th.juinjang.config.AppVersionProperties;
+
+@RestController
+@RequestMapping("/api/app/version")
+@RequiredArgsConstructor
+public class AppVersionController {
+
+	private final AppVersionProperties appVersionProperties;
+
+	@GetMapping("/ios")
+	public ApiResponse<AppVersionResponse> getIOSVersion() {
+		return ApiResponse.onSuccess(AppVersionResponse.of(appVersionProperties.getIos()));
+	}
+
+}

src/main/java/umc/th/juinjang/api/appVersion/controller/response/AppVersionResponse.java

@@ -0,0 +1,9 @@
+package umc.th.juinjang.api.appVersion.controller.response;
+
+public record AppVersionResponse(
+	String version
+) {
+	public static AppVersionResponse of(String version) {
+		return new AppVersionResponse(version);
+	}
+}

src/main/java/umc/th/juinjang/config/AppVersionProperties.java

@@ -0,0 +1,19 @@
+package umc.th.juinjang.config;
+
+import org.springframework.boot.context.properties.ConfigurationProperties;
+import org.springframework.context.annotation.Configuration;
+
+import lombok.Getter;
+import lombok.Setter;
+
+@Configuration
+@ConfigurationProperties(prefix = "app.version")
+@Getter
+@Setter
+public class AppVersionProperties {
+
+	/**
+	 * IOS 의 어플 최신 버전
+	 */
+	private String ios;
+}