feat(config): cles des sources connectees et recherche a cle editables depuis la page Configurations (#103)

backend/tools/web.py

@@ -57,6 +57,7 @@ from backend.tools import webcache
 from backend.tools.context import ToolError, ToolRisk, ToolScope
 from backend.tools.registry import tool
 from backend.tools.schemas import FetchUrlInput, WebSearchInput
+from backend.tools.secrets import get_tool_key
 
 logger = logging.getLogger("obsigate.tools.web")
 
@@ -202,8 +203,8 @@ def _with_retry(call: Callable[[], Any]) -> Any:
 
 
 def _env_key(name: str) -> str:
-    """Read an API key from the environment (Infisical-injected in prod)."""
-    return os.environ.get(name, "").strip()
+    """Read an API key: configuration-page store first, then environment."""
+    return get_tool_key(name)
 
 
 def _search_tavily(query: str, params: WebSearchInput) -> tuple[list[dict[str, Any]], list[str]]: