feat: 헬스체크용 API 추가 (#56)

* refactor: RootController 분리

* refactor: WebController -> AppController 이름 변경

* fix: 클래스 가시성 조절

* feat: /api/health 컨트롤러 추가

src/main/java/io/github/daengdaenglee/mangurl/inboundadapter/api/ApiController.java

@@ -22,6 +22,10 @@ class ApiController {
         this.shortenUrlService = shortenUrlService;
     }
 
+    @RequestMapping("/health")
+    void health() {
+    }
+
     @PostMapping("/shorten")
     ShortenResponse shorten(@RequestBody ShortenRequest shortenRequest) {
         String shortUrlCode;

src/main/java/io/github/daengdaenglee/mangurl/inboundadapter/web/WebController.java → src/main/java/io/github/daengdaenglee/mangurl/inboundadapter/app/AppController.java

@@ -1,10 +1,9 @@
-package io.github.daengdaenglee.mangurl.inboundadapter.web;
+package io.github.daengdaenglee.mangurl.inboundadapter.app;
 
 import io.github.daengdaenglee.mangurl.application.url.inboundport.EncodeUrlService;
-import io.github.daengdaenglee.mangurl.application.url.inboundport.RestoreUrlService;
 import io.github.daengdaenglee.mangurl.application.url.inboundport.ShortenUrlService;
 import io.github.daengdaenglee.mangurl.config.properties.MangurlProperties;
-import io.github.daengdaenglee.mangurl.inboundadapter.web.form.ShortenUrlForm;
+import io.github.daengdaenglee.mangurl.inboundadapter.app.form.ShortenUrlForm;
 import lombok.extern.slf4j.Slf4j;
 import org.springframework.http.HttpStatus;
 import org.springframework.stereotype.Controller;
@@ -15,37 +14,22 @@
 
 @Slf4j
 @Controller
-class WebController {
+@RequestMapping("/app")
+class AppController {
     private final String origin;
     private final EncodeUrlService encodeUrlService;
     private final ShortenUrlService shortenUrlService;
-    private final RestoreUrlService restoreUrlService;
 
-    WebController(
+    AppController(
             MangurlProperties mangurlProperties,
             EncodeUrlService encodeUrlService,
-            ShortenUrlService shortenUrlService,
-            RestoreUrlService restoreUrlService) {
+            ShortenUrlService shortenUrlService) {
         this.origin = mangurlProperties.getOrigin();
         this.encodeUrlService = encodeUrlService;
         this.shortenUrlService = shortenUrlService;
-        this.restoreUrlService = restoreUrlService;
     }
 
-    @RequestMapping("/{shortUrlCode}")
-    String redirect(@PathVariable String shortUrlCode) {
-        return this.restoreUrlService.restoreUrl(shortUrlCode)
-                .map(this.encodeUrlService::encode)
-                .map(url -> "redirect:" + url)
-                .orElseThrow(() -> new ResponseStatusException(HttpStatus.NOT_FOUND));
-    }
-
-    @RequestMapping
-    String home() {
-        return "redirect:/app";
-    }
-
-    @GetMapping("/app")
+    @GetMapping
     String app(
             @RequestParam(value = "result", required = false) String result,
             @RequestParam(value = "resOriginalUrl", defaultValue = "") String resOriginalUrl,
@@ -79,7 +63,7 @@ String app(
         return "app";
     }
 
-    @PostMapping("/app")
+    @PostMapping
     String shorten(
             @ModelAttribute ShortenUrlForm shortenUrlForm,
             RedirectAttributes redirectAttributes) {

src/main/java/io/github/daengdaenglee/mangurl/inboundadapter/app/form/ShortenUrlForm.java

@@ -0,0 +1,4 @@
+package io.github.daengdaenglee.mangurl.inboundadapter.app.form;
+
+public record ShortenUrlForm(String originalUrl) {
+}

src/main/java/io/github/daengdaenglee/mangurl/inboundadapter/root/RootController.java

@@ -0,0 +1,32 @@
+package io.github.daengdaenglee.mangurl.inboundadapter.root;
+
+import io.github.daengdaenglee.mangurl.application.url.inboundport.EncodeUrlService;
+import io.github.daengdaenglee.mangurl.application.url.inboundport.RestoreUrlService;
+import lombok.RequiredArgsConstructor;
+import lombok.extern.slf4j.Slf4j;
+import org.springframework.http.HttpStatus;
+import org.springframework.stereotype.Controller;
+import org.springframework.web.bind.annotation.PathVariable;
+import org.springframework.web.bind.annotation.RequestMapping;
+import org.springframework.web.server.ResponseStatusException;
+
+@Slf4j
+@RequiredArgsConstructor
+@Controller
+class RootController {
+    private final RestoreUrlService restoreUrlService;
+    private final EncodeUrlService encodeUrlService;
+
+    @RequestMapping("/{shortUrlCode}")
+    String redirect(@PathVariable String shortUrlCode) {
+        return this.restoreUrlService.restoreUrl(shortUrlCode)
+                .map(this.encodeUrlService::encode)
+                .map(url -> "redirect:" + url)
+                .orElseThrow(() -> new ResponseStatusException(HttpStatus.NOT_FOUND));
+    }
+
+    @RequestMapping
+    String home() {
+        return "redirect:/app";
+    }
+}