login: 200
export: 200 text/csv; charset=utf-8
rows: 4
   seq,email,status,account,subject,template,invoice_number,amount,shipping,attempts,message_id,thread_id,sent_at,last_error
   1,alice@example.com,temp_failed,qa.bot.sender@gmail.com,"Balance due: $1,017.64 — due 2026-09-25",qa_invoice.html,INV-ZJG9-0COTM-BRWUAC-0797,1017.64,40.8,4,,,,"No Google OAuth client configuration available. Import a client_secret.json in Gmail Accounts → Import Gmail Configuration, or set GOOGLE_OAUTH_CLIENT_JSON_PATH."
   2,bob@example.com,temp_failed,qa.bot.sender@gmail.com,Payment reminder for Bob,qa_invoice.html,INV-L99I-A3K4J-L31WWW-6197,731.47,49.58,4,,,,"No Google OAuth client configuration available. Import a client_secret.json in Gmail Accounts → Import Gmail Configuration, or set GOOGLE_OAUTH_CLIENT_JSON_PATH."
   3,carol@example.com,temp_failed,qa.bot.sender@gmail.com,Invoice INV-VS0W-USF9P-AH7Q4I-5270 for Gamma Inc,qa_invoice.html,INV-VS0W-USF9P-AH7Q4I-5270,1161.15,14.78,4,,,,"No Google OAuth client configuration available. Import a client_secret.json in Gmail Accounts → Import Gmail Configuration, or set GOOGLE_OAUTH_CLIENT_JSON_PATH."
