docs(browser): document inspection diagnostics

docs/cli/browser.md

@@ -40,6 +40,7 @@ If `start` fails with `not reachable after start`, troubleshoot CDP readiness fi
 Minimal sequence:
 
 ```bash
+openclaw browser --browser-profile openclaw doctor
 openclaw browser --browser-profile openclaw start
 openclaw browser --browser-profile openclaw tabs
 openclaw browser --browser-profile openclaw open https://example.com
@@ -51,6 +52,7 @@ Detailed guidance: [Browser troubleshooting](/tools/browser#cdp-startup-failure-
 
 ```bash
 openclaw browser status
+openclaw browser doctor
 openclaw browser start
 openclaw browser stop
 openclaw browser --browser-profile openclaw reset-profile
@@ -132,6 +134,7 @@ Snapshot:
 
 ```bash
 openclaw browser snapshot
+openclaw browser snapshot --urls
 ```
 
 Screenshot:
@@ -140,6 +143,7 @@ Screenshot:
 openclaw browser screenshot
 openclaw browser screenshot --full-page
 openclaw browser screenshot --ref e12
+openclaw browser screenshot --labels
 ```
 
 Notes:
@@ -148,6 +152,10 @@ Notes:
   or `--element`.
 - `existing-session` / `user` profiles support page screenshots and `--ref`
   screenshots from snapshot output, but not CSS `--element` screenshots.
+- `--labels` overlays current snapshot refs on the screenshot.
+- `snapshot --urls` appends discovered link destinations to AI snapshots so
+  agents can choose direct navigation targets instead of guessing from link
+  text alone.
 
 Navigate/click/type (ref-based UI automation):