Refactor router dependency wiring to explicit app state providers

backend/app/dependencies.py

@@ -16,6 +16,8 @@ from fastapi import Depends, HTTPException, Request, status
 
 from app.config import Settings
 from app.models.auth import Session
+from app.models.config import PendingRecovery
+from app.models.server import ServerStatus
 from app.utils.time_utils import utc_now
 
 import aiohttp
@@ -171,6 +173,15 @@ async def get_fail2ban_start_command(settings: Settings = Depends(get_settings))
     """Provide the configured fail2ban start command."""
     return settings.fail2ban_start_command
 
+async def get_server_status(request: Request) -> ServerStatus:
+    """Return the cached fail2ban server status snapshot from app state."""
+    state = cast("AppState", request.app.state)
+    return getattr(state, "server_status", ServerStatus(online=False))
+
+async def get_pending_recovery(request: Request) -> PendingRecovery | None:
+    """Return the current pending recovery record from app state."""
+    state = cast("AppState", request.app.state)
+    return getattr(state, "pending_recovery", None)
 
 async def require_auth(
     request: Request,
@@ -242,4 +253,6 @@ SchedulerDep = Annotated[AsyncIOScheduler, Depends(get_scheduler)]
 Fail2BanSocketDep = Annotated[str, Depends(get_fail2ban_socket)]
 Fail2BanConfigDirDep = Annotated[str, Depends(get_fail2ban_config_dir)]
 Fail2BanStartCommandDep = Annotated[str, Depends(get_fail2ban_start_command)]
+ServerStatusDep = Annotated[ServerStatus, Depends(get_server_status)]
+PendingRecoveryDep = Annotated[PendingRecovery | None, Depends(get_pending_recovery)]
 AuthDep = Annotated[Session, Depends(require_auth)]