Replace repository with grok-reg-protocol-cpa project

Overwrite previous grok-keygen contents with the local registration/CPA protocol codebase (secrets and runtime data excluded).

turnstilePatch/manifest.json

@@ -0,0 +1,15 @@
+{
+    "manifest_version": 2,
+    "name": "Turnstile Patch",
+    "version": "1.0.0",
+    "description": "Patch browser automation detection for Turnstile",
+    "content_scripts": [
+        {
+            "matches": ["<all_urls>"],
+            "js": ["content.js"],
+            "run_at": "document_start",
+            "all_frames": true
+        }
+    ],
+    "permissions": ["activeTab"]
+}