移除 --auth-context，改为 --auth-stdin，结构化传递解析认证信息

cli/tjwater_cli/common.py

@@ -1,6 +1,5 @@
 from __future__ import annotations
 
-from pathlib import Path
 from typing import Any
 
 import typer
@@ -12,7 +11,7 @@ def runtime_context(ctx: typer.Context):
     obj = ctx.obj or {}
     return build_runtime_context(
         server=obj.get("server"),
-        auth_context_path=obj.get("auth_context"),
+        auth_stdin=obj.get("auth_stdin", False),
         scheme=obj.get("scheme"),
         timeout=obj.get("timeout", DEFAULT_TIMEOUT),
         request_id=obj.get("request_id"),