Initial commit: grok-free-register-oss

Open-source Grok free registration CLI, xai_enroller auth pipeline,
local auth service, tests and docs.

.gitignore

@@ -0,0 +1,19 @@
+__pycache__/
+*.pyc
+.env
+*.log
+logs/
+*.bak
+.venv/
+.setup.lock/
+.DS_Store
+.pytest_cache/
+xai-enroller-ledger.db*
+tmp_*.py
+
+# runtime credential outputs under keys/ (keep product scripts tracked)
+keys/*
+!keys/acpa_watchdog.py
+!keys/sync_acc.py
+!keys/async_auth.sh
+!keys/README.md