diff --git a/CHANGELOG.md b/CHANGELOG.md
index 94228bace..d50bd0391 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -53,6 +53,8 @@
   [#574](https://github.com/nextcloud/cookbook/pull/574) @christianlupus
 - Enhanced the CI scripts to be more verbose regarding issues
   [#452](https://github.com/nextcloud/cookbook/pull/452) @christianlupus
+- Code cleanup
+  [#579](https://github.com/nextcloud/cookbook/pull/579) @christianlupus
 
 ### Removed
 - Removal of old contoller no longer in use
diff --git a/appinfo/routes.php b/appinfo/routes.php
index f7224ec56..06dfc9f03 100755
--- a/appinfo/routes.php
+++ b/appinfo/routes.php
@@ -9,6 +9,11 @@
  */
 return [
 	'routes' => [
+		/*
+		 * Very important: Do not change anything here without updating the api version in MainController.
+		 * If you add new features here, invrese the minor version of the API.
+		 * If you change the behavior or remove functionality, increase the major version there.
+		 */
 		['name' => 'main#getApiVersion', 'url' => '/api/version', 'verb' => 'GET'],
 		['name' => 'main#index', 'url' => '/', 'verb' => 'GET'],
 		['name' => 'main#home', 'url' => '/home', 'verb' => 'GET'],
diff --git a/lib/Controller/MainController.php b/lib/Controller/MainController.php
index 7178f552e..d39bc898f 100755
--- a/lib/Controller/MainController.php
+++ b/lib/Controller/MainController.php
@@ -51,16 +51,8 @@ public function __construct(string $AppName, IRequest $request, RecipeService $r
 	 */
 	public function index(): TemplateResponse {
 		$this->dbCacheService->triggerCheck();
-		
-		$view_data = [
-			'all_keywords' => $this->service->getAllKeywordsInSearchIndex(),
-			'folder' => $this->service->getUserFolderPath(),
-			'update_interval' => $this->dbCacheService->getSearchIndexUpdateInterval(),
-			'last_update' => $this->dbCacheService->getSearchIndexLastUpdateTime(),
-			'print_image' => $this->service->getPrintImage(),
-		];
 
-		return new TemplateResponse($this->appName, 'index', $view_data);  // templates/index.php
+		return new TemplateResponse($this->appName, 'index');  // templates/index.php
 	}
 	
 	/**
@@ -72,6 +64,7 @@ public function getApiVersion(): DataResponse {
 		$response = [
 			'cookbook_version' => [0, 7, 10], /* VERSION_TAG do not change this line manually */
 			'api_version' => [
+				'epoch' => 0,
 				'major' => 0,
 				'minor' => 2
 			]
diff --git a/src/components/SearchResults.vue b/src/components/SearchResults.vue
index 847afdd9a..74876ae35 100644
--- a/src/components/SearchResults.vue
+++ b/src/components/SearchResults.vue
@@ -59,7 +59,7 @@ export default {
                     })
                     .catch(function (e) {
                         $this.results = []
-                        alert(t('cookbook', 'Failed to load category '+cat+' recipes'))
+                        alert(t('cookbook', 'Failed to load category {category} recipes', {"category": cat}))
                         if (e && e instanceof Error) {
                             throw e
                         }
diff --git a/templates/index.php b/templates/index.php
index 74bba7c43..bc1404f7d 100755
--- a/templates/index.php
+++ b/templates/index.php
@@ -1,6 +1,5 @@
 <?php
 script('cookbook', 'vue');
-style('cookbook', 'style');
 ?>
 
 <div id="app">