Initial commit: grok-register with private config and auth artifacts.

Include local config, CPA auth files, account dumps, and temp-mail deploy helpers for the private Gitea repo.

cpa/__init__.py

@@ -0,0 +1,30 @@
+"""CPA (CLIProxyAPI) xai auth 组装 / 写盘 / 推送远端。"""
+
+from .client import CpaPushError, push_auth_file
+from .schema import (
+    API_BASE_URL,
+    CLI_BASE_URL,
+    CLIENT_ID,
+    DEFAULT_BASE_URL,
+    REDIRECT_URI,
+    TOKEN_ENDPOINT,
+    build_cpa_xai_auth,
+    credential_file_name,
+    expired_from_access_token,
+)
+from .writer import write_cpa_xai_auth
+
+__all__ = [
+    "API_BASE_URL",
+    "CLI_BASE_URL",
+    "CLIENT_ID",
+    "DEFAULT_BASE_URL",
+    "REDIRECT_URI",
+    "TOKEN_ENDPOINT",
+    "CpaPushError",
+    "build_cpa_xai_auth",
+    "credential_file_name",
+    "expired_from_access_token",
+    "push_auth_file",
+    "write_cpa_xai_auth",
+]