* feat(telegram): add silent message option (disable_notification)
Add support for sending Telegram messages silently without notification
sound via the `silent` parameter on the message tool.
Changes:
- Add `silent` boolean to message tool schema
- Extract and pass `silent` through telegram plugin
- Add `disable_notification: true` to Telegram API calls
- Add `--silent` flag to CLI `message send` command
- Add unit test for silent flag
Closes#2249
AI-assisted (Claude) - fully tested with unit tests + manual Telegram testing
* feat(telegram): add silent send option (#2382) (thanks @Suksham-sharma)
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Co-authored-by: Pocket Clawd <pocket@Pockets-Mac-mini.local>
