Throw error message on missing config

alakazam.py

@@ -447,7 +447,13 @@ def config(apps):
     """ Configure the apps """
     for instance, instance_config in CONFIGS.items():
         if apps:
-            selected_apps = [app for app in apps if app in instance_config.keys()]
+            selected_apps = []
+            for app in apps:
+                if app in instance_config.keys():
+                    selected_apps.append(app)
+                else:
+                    logging.error(f' App config \'{app}\' not found for {instance}!')
+                    exit(1)
         else:
             selected_apps = instance_config.keys()
         for app in selected_apps:

combine.yml

@@ -95,7 +95,7 @@ outline:
             OIDC_AUTH_URI: https://authentik.example.com/application/o/authorize/
             OIDC_TOKEN_URI: https://authentik.example.com/application/o/token/
             OIDC_USERINFO_URI: https://authentik.example.com/application/o/userinfo/
-            OIDC_DISPLAY_NAME: "Login via Authentik"
+            OIDC_DISPLAY_NAME: "Authentik"
         uncomment:
             - compose.oidc.yml
             - OIDC_ENABLED