Refactor authentication system (#2602)

Make auth configuration available via UI, remove FOSUserBundle and SAML-Bundle dependency

config/routes/annotations.yaml

@@ -12,7 +12,16 @@ app.api:
     type: rest
     prefix: /api
 
-security:
+auth:
     resource: '../../src/Controller/Auth/'
     type: annotation
     prefix: /auth
+
+security:
+    resource: '../../src/Controller/Security/'
+    type: annotation
+    prefix: /{_locale}
+    requirements:
+        _locale: '%app_locales%'
+    defaults:
+        _locale: '%locale%'

config/routes/fos_user.yaml

@@ -1,12 +0,0 @@
-# Expose security related features like login and logout
-fos_user_security:
-    prefix: /{_locale}
-    resource: "@FOSUserBundle/Resources/config/routing/security.xml"
-
-# The features "user registration" and "password-reset" are enabled by default.
-#
-# You can disable them by setting the config keys in file "config/kimai.yaml":
-#   - kimai.user.registration: false
-#   - kimai.user.password_reset: false
-#
-# The routes for these functions are added dynamically in src/Kernel.php