[#4] 애플 클라이언트 등록

api/src/main/java/com/teamnexters/lazy/api/config/AppleClient.java

@@ -0,0 +1,17 @@
+package com.teamnexters.lazy.api.config;
+
+import com.teamnexters.lazy.api.config.auth.dto.ApplePublicKeyResponse;
+import com.teamnexters.lazy.api.config.auth.jwt.AppleToken;
+import org.springframework.cloud.openfeign.FeignClient;
+import org.springframework.web.bind.annotation.GetMapping;
+import org.springframework.web.bind.annotation.PostMapping;
+
+@FeignClient(name="appleClient", url="https://appleid.apple.com/auth")
+public interface AppleClient {
+    @GetMapping(value = "/keys")
+    ApplePublicKeyResponse getAppleAuthPublicKey();
+
+    @PostMapping(value = "/token", consumes = "application/x-www-form-urlencoded")
+    AppleToken.Response getToken(AppleToken.Request request);
+
+}