Return shortened URL with upbshrt.xyz domain instead of localhost

shortener/src/main/kotlin/xyz/upbshrt/shortener/controller/IndexController.kt

@@ -6,6 +6,11 @@ import org.springframework.web.bind.annotation.GetMapping
 @Controller
 class IndexController {
 
+    /*
+     * Suppress the SpringMVCViewInspection warning because index.html only exists after Maven's generateResources
+     * phase and the invocation of ng build using the frontend-maven-plugin.
+     */
     @GetMapping("/")
+    @Suppress("SpringMVCViewInspection")
     fun index() = "index.html"
 }

shortener/src/main/kotlin/xyz/upbshrt/shortener/controller/UrlShorteningController.kt

@@ -26,11 +26,6 @@ class UrlShorteningController @Autowired constructor(private val repository: Url
     private fun handleMalformedId(id: String): Nothing =
         throw ResponseStatusException(HttpStatus.BAD_REQUEST, "'$id' is not a valid id for linking to a URL.")
 
-    @GetMapping("/ping")
-    fun ping(): String {
-        return "pong";
-    }
-
     /*
      * We use a URI instead of a URL here because Java has the ability to open InputStreams from URLs using
      * URL.openStream. Because that ability exists, URLStreamHandlers are used for certain protocols and the

shortener/src/main/kotlin/xyz/upbshrt/shortener/entity/UrlMapping.kt

@@ -26,7 +26,7 @@ class UrlMapping(id: Int?, url: String) {
         private set
 
     override fun toString(): String =
-        "http://localhost:8080/${id?.toString(ID_RADIX)}"
+        "http://upbshrt.xyz/${id?.toString(ID_RADIX)}"
 
     companion object {
         const val ID_RADIX: Int = 36