credentials do hlavicky + crypto + docu

app/routes.py

@@ -2,17 +2,17 @@ from typing import Any
 
 from fastapi import APIRouter, Body, Depends, Query, Response, status
 
-from .config import settings
+from .config import Settings
+from .credentials import get_request_settings
 from .graph_client import MicrosoftGraphClient
 from .schemas import CalendarEventRequest, DriveUploadRequest, SendMailRequest
 from .services import CalendarService, DriveService, GroupsService, MailService, UsersService
 
 router = APIRouter(tags=["microsoft365"])
-graph_client = MicrosoftGraphClient(settings)
 
 
-def get_graph_client() -> MicrosoftGraphClient:
-    return graph_client
+def get_graph_client(request_settings: Settings = Depends(get_request_settings)) -> MicrosoftGraphClient:
+    return MicrosoftGraphClient(request_settings)
 
 
 def get_users_service(graph: MicrosoftGraphClient = Depends(get_graph_client)) -> UsersService:
@@ -36,13 +36,13 @@ def get_groups_service(graph: MicrosoftGraphClient = Depends(get_graph_client))
 
 
 @router.get("/status")
-def microsoft365_status() -> dict[str, Any]:
+def microsoft365_status(request_settings: Settings = Depends(get_request_settings)) -> dict[str, Any]:
     return {
-        "configured": settings.is_configured,
-        "tenant_id": bool(settings.tenant_id),
-        "client_id": bool(settings.client_id),
-        "client_secret": bool(settings.client_secret),
-        "graph_base_url": settings.graph_base_url,
+        "configured": request_settings.is_configured,
+        "tenant_id": bool(request_settings.tenant_id),
+        "client_id": bool(request_settings.client_id),
+        "client_secret": bool(request_settings.client_secret),
+        "graph_base_url": request_settings.graph_base_url,
     }