feat(oauth2): authorize form and redirection

config.toml

@@ -5,8 +5,12 @@ logo_uri = "https://example.org/logo.png"
 [[applications]]
 slug = "demo_app"
 name = "Demo app"
+description = "A super application where you can do everything you want."
 client_id = "a1785786-8be1-443c-9a6f-35feed703609"
 client_secret = "49c6c16a-0a8a-4981-a60d-5cb96582cc1a"
+allowed_redirect_uris = [
+    "http://localhost:9090/authorize"
+]
 
 [[roles]]
 slug = "basic"