1. Sign in
Not signed in.
2. Who am I? spikes 1–3
Asks the Apps Script who you are. Proves the page can read the script's reply.
No call yet.
3. Add test row
Writes one $0.00 row marked "TEST ROW (M0)" to the Receipts tab. Safe to delete afterwards.
No call yet.
4. Photo picker check spike 4
Pick a photo from the library or take one. Nothing is uploaded.
No file picked.