Installierbar und Settings bearbeitet

src/module/Application/pwa/html/application/credits.html

@@ -1 +1,3 @@
-<div></div>
+<div>
+    <p></p>
+</div>

src/module/Application/pwa/js/Fragment/WordRotatorSettingFragment.js

@@ -62,9 +62,14 @@ export class WordRotatorSettingFragment extends LocalStorageSettingsFragment {
         });
 
         InstallManager.setCanInstallListener((e) => {
-            let installButton =this.findBy("#install-button");
+            let installButton = this.findBy("#install-button");
             installButton.addEventListener("click", () => {
                 e.prompt();
+                e["userChoice"].then(res => {
+                    if (res["outcome"] === 'accepted') {
+                        installButton.classList.add("hidden");
+                    }
+                });
             });
             installButton.classList.remove("hidden");
         });