Add LANDING_PAGE_URL param

app/config.py

@@ -221,3 +221,5 @@ if LOCAL_FILE_UPLOAD:
     if not os.path.exists(UPLOAD_DIR):
         print("Create upload dir")
         os.makedirs(UPLOAD_DIR)
+
+LANDING_PAGE_URL = os.environ.get("LANDING_PAGE_URL") or "https://simplelogin.io"

example.env

@@ -116,4 +116,7 @@ FACEBOOK_CLIENT_SECRET=to_fill
 
 # By default, files are uploaded to s3
 # Set this variable to use the local "static/upload/" directory instead
-# LOCAL_FILE_UPLOAD=true
+# LOCAL_FILE_UPLOAD=true
+
+# The landing page
+# LANDING_PAGE_URL=https://simplelogin.io