Add passkey login for protected UI (#845)

* feat(auth): add passkey login for protected UI

* fix: polish passkey setup and correct WebAuthn user IDs

* feat: improve passkey login management

* build: align passkey deps with upstream main

* refactor: move ui auth out of opencode module

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Co-authored-by: Bohdan Triapitsyn <artmore@protonmail.com>

packages/web/package.json

@@ -40,6 +40,8 @@
     "@radix-ui/react-toggle": "^1.1.10",
     "@radix-ui/react-tooltip": "^1.2.8",
     "@remixicon/react": "^4.7.0",
+    "@simplewebauthn/browser": "13.3.0",
+    "@simplewebauthn/server": "13.3.0",
     "@types/react-syntax-highlighter": "^15.5.13",
     "adm-zip": "^0.5.16",
     "bun-pty": "^0.4.5",