backup

backend/app/db.py

@@ -145,7 +145,8 @@ CREATE TABLE scheduler_lock (
     pid INTEGER NOT NULL,
     hostname TEXT NOT NULL,
     created_at REAL NOT NULL,
-    heartbeat_at REAL NOT NULL
+    heartbeat_at REAL NOT NULL,
+    heartbeat_timeout REAL NOT NULL DEFAULT 300
 );
 """,
     5: """
@@ -253,7 +254,6 @@ CREATE INDEX IF NOT EXISTS idx_import_log_source_id_desc
 
 async def _configure_connection(db: aiosqlite.Connection) -> None:
     """Apply hardening pragmas to a newly-opened SQLite connection."""
-    await db.execute("PRAGMA journal_mode=WAL;")
     await db.execute("PRAGMA foreign_keys=ON;")
     await db.execute("PRAGMA busy_timeout=5000;")
 

backend/app/startup.py

@@ -229,6 +229,11 @@ async def startup_shared_resources(
             lambda: _stage_create_scheduler(),
         )
 
+        # Store resources on app.state BEFORE registering tasks (tasks depend on them)
+        app.state.http_session = http_session
+        app.state.geo_cache = geo_cache
+        app.state.scheduler = scheduler
+
         # Stage 6: Register tasks
         await dag.execute_stage(
             StartupStage.TASKS,
@@ -239,9 +244,6 @@ async def startup_shared_resources(
         if not await dag.health_check():
             raise RuntimeError("Startup health check failed")
 
-        # Store the geo_cache on app state for dependency injection
-        app.state.geo_cache = geo_cache
-
         log.info(
             "startup_completed_successfully",
             stages=len(dag.context.completed_stages),
@@ -469,8 +471,6 @@ async def _stage_register_tasks(app: FastAPI, scheduler: AsyncIOScheduler) -> No
         app: The FastAPI application instance.
         scheduler: The APScheduler scheduler to register tasks with.
     """
-    # Set scheduler on app.state before registering tasks (they use app.state.scheduler)
-    app.state.scheduler = scheduler
     scheduler_lock_heartbeat.register(app)
     health_check.register(app)
     await blocklist_import.register(app)