Use explicit AppState dependency in config router and update task status

backend/app/routers/config.py

@@ -44,6 +44,7 @@ import structlog
 from fastapi import APIRouter, HTTPException, Path, Query, Request, status
 
 from app.dependencies import (
+    AppStateDep,
     AuthDep,
     DbDep,
     Fail2BanConfigDirDep,
@@ -678,6 +679,7 @@ async def update_map_color_thresholds(
 async def activate_jail(
     request: Request,
     _auth: AuthDep,
+    app_state: AppStateDep,
     config_dir: Fail2BanConfigDirDep,
     socket_path: Fail2BanSocketDep,
     name: _NamePath,
@@ -728,7 +730,7 @@ async def activate_jail(
 
     # Record this activation so the health-check task can attribute a
     # subsequent fail2ban crash to it.
-    request.app.state.last_activation = {
+    app_state.last_activation = {
         "jail_name": name,
         "at": datetime.datetime.now(tz=datetime.UTC),
     }
@@ -736,9 +738,9 @@ async def activate_jail(
     # If fail2ban stopped responding after the reload, create a pending-recovery
     # record immediately (before the background health task notices).
     if not result.fail2ban_running:
-        request.app.state.pending_recovery = PendingRecovery(
+        app_state.pending_recovery = PendingRecovery(
             jail_name=name,
-            activated_at=request.app.state.last_activation["at"],
+            activated_at=app_state.last_activation["at"],
             detected_at=datetime.datetime.now(tz=datetime.UTC),
         )
 
@@ -932,6 +934,7 @@ async def get_pending_recovery(
 async def rollback_jail(
     request: Request,
     _auth: AuthDep,
+    app_state: AppStateDep,
     config_dir: Fail2BanConfigDirDep,
     socket_path: Fail2BanSocketDep,
     start_cmd: Fail2BanStartCommandDep,
@@ -971,8 +974,8 @@ async def rollback_jail(
 
     # Clear pending recovery if fail2ban came back online.
     if result.fail2ban_running:
-        request.app.state.pending_recovery = None
-        request.app.state.last_activation = None
+        app_state.pending_recovery = None
+        app_state.last_activation = None
 
     return result