Previously all messages starting with / were silently dropped. This
prevented NanoClaw-level commands like /remote-control from reaching
the onMessage callback. Now only Telegram bot commands (/chatid, /ping)
are skipped; everything else flows through as a regular message.
Co-Authored-By: Claude Opus 4.6 (1M context) <noreply@anthropic.com>
grammY creates its own https.Agent internally, bypassing any global
proxy. In Docker Sandbox, NanoClaw sets https.globalAgent to a proxy
agent at startup. This tells grammY to use it instead. On non-sandbox
setups it's a no-op.
Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>
Wrap outbound sendMessage calls with parse_mode: 'Markdown' so that
Claude's natural formatting (*bold*, _italic_, `code`, etc.) renders
correctly in Telegram instead of showing raw asterisks and underscores.
Falls back to plain text if Telegram rejects the Markdown formatting.
