CONNECTED · sync server
T&T ATS — DIRECT GOOGLE SHEETS SYNC
v2.0 · MULTI-SHEET PARSER
⚙Sync Server Configuration
⚠ SYNC SERVER ERROR.
Start the application and open /upload.html from the same server.
Keep the API URL on the same host as this page, usually /sync.
Also make sure your Google service account JSON is available to the server and has access to the target sheets.