docs: add CLI reference section

[BunsDev]

Summary

• add a first-class CLI Reference docs section
• document install, interactive shell, doctor, daemon, run, sessions, patch openclaw, and pc commands
• add a CLI docs guard and wire it into npm run build

Verification

• npm run check:cli-docs failed before the section existed, then passed after docs landed
• npm run check:english-only
• npm run check:daemon-docs
• npm run check:fumadocs
• npm run check:mermaid
• npm run check:links
• npm run build
• git diff --check

Coauthored with Nova.

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Project	Deployment	Actions	Updated (UTC)
coven-docs	Ready	Preview	May 24, 2026 10:18am