fix(browser): hide navigator.webdriver from reCAPTCHA v3 detection (openclaw#10735) thanks @Milofax

Verified:
- pnpm install --frozen-lockfile
- pnpm build
- pnpm check
- pnpm test

Co-authored-by: Milofax <2537423+Milofax@users.noreply.github.com>
Co-authored-by: Tak Hoffman <781889+Takhoffman@users.noreply.github.com>

CHANGELOG.md

@@ -56,6 +56,7 @@ Docs: https://docs.openclaw.ai
 - Discord: process DM reactions instead of silently dropping them. (#10418) Thanks @mcaxtr.
 - Discord: treat Administrator as full permissions in channel permission checks. Thanks @thewilloftheshadow.
 - Discord: respect replyToMode in threads. (#11062) Thanks @cordx56.
+- Browser: add Chrome launch flag `--disable-blink-features=AutomationControlled` to reduce `navigator.webdriver` automation detection issues on reCAPTCHA-protected sites. (#10735) Thanks @Milofax.
 - Heartbeat: filter noise-only system events so scheduled reminder notifications do not fire when cron runs carry only heartbeat markers. (#13317) Thanks @pvtclawn.
 - Signal: render mention placeholders as `@uuid`/`@phone` so mention gating and Clawdbot targeting work. (#2013) Thanks @alexgleason.
 - Discord: omit empty content fields for media-only messages while preserving caption whitespace. (#9507) Thanks @leszekszpunar.

src/browser/chrome.ts

@@ -214,6 +214,9 @@ export async function launchOpenClawChrome(
       args.push("--disable-dev-shm-usage");
     }
 
+    // Stealth: hide navigator.webdriver from automation detection (#80)
+    args.push("--disable-blink-features=AutomationControlled");
+
     // Always open a blank tab to ensure a target exists.
     args.push("about:blank");