unified constants

lang_agent/config/constants.py

@@ -0,0 +1,15 @@
+import os
+import re
+import os.path as osp
+from fastapi.security import APIKeyHeader
+
+_PROJECT_ROOT = osp.dirname(osp.dirname(osp.dirname(osp.abspath(__file__))))
+
+MCP_CONFIG_PATH = osp.join(_PROJECT_ROOT, "configs", "mcp_config.json")
+MCP_CONFIG_DEFAULT_CONTENT = "{\n}\n"
+PIPELINE_REGISTRY_PATH = osp.join(_PROJECT_ROOT, "configs", "pipeline_registry.json")
+
+API_KEY_HEADER = APIKeyHeader(name="Authorization", auto_error=True)
+API_KEY_HEADER_NO_ERROR = APIKeyHeader(name="Authorization", auto_error=False)
+
+VALID_API_KEYS = set(filter(None, os.environ.get("FAST_AUTH_KEYS", "").split(",")))