docs(cli): add per-command CLI pages

docs/cli/docs.md

@@ -0,0 +1,15 @@
+---
+summary: "CLI reference for `clawdbot docs` (search the live docs index)"
+read_when:
+  - You want to search the live Clawdbot docs from the terminal
+---
+
+# `clawdbot docs`
+
+Search the live docs index.
+
+```bash
+clawdbot docs browser extension
+clawdbot docs sandbox allowHostControl
+```
+