Fast-ACK Patch for VisionMedia Bot
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Files included:
- index.php  (adds Fast ACK: immediate 200 to Telegram)
- lib/Telegram.php  (short timeouts + detailed logging to storage/logs/tg-*.log)

Install:
1) Upload and extract these files into your bot directory, replacing existing files.
2) Open health.php -> should show OK.
3) Send /start in Telegram -> loading should end instantly, and welcome message arrives.

Logs:
- storage/logs/tg-YYYY-MM-DD.log  will contain API responses for debugging.
