Add environment variables to the .env file example

Author: rragundez

scripts/local_with_uvicorn/.env.example

@@ -72,3 +72,11 @@ ENVIRONMENT="local"
 
 # ------------- first tier -------------
 TIER_NAME="free"
+
+# ------------- auth settings -------------
+# ENABLE_PASSWORD_AUTH=true
+# GOOGLE_CLIENT_ID=
+# GOOGLE_CLIENT_SECRET=
+# MICROSOFT_CLIENT_ID=
+# MICROSOFT_CLIENT_SECRET=
+# MICROSOFT_TENANT=