feat(): map area filter (#273)

* feat(): create map component, add area filtering to the job config

* feat(): filter listings by area filter

* chore(): cleanup

* feat(): solve feedback

* feat(): solve most providers

* feat(): solve maybe other providers

lib/services/storage/migrations/sql/11.add-spatial-filter.js

@@ -0,0 +1,11 @@
+/*
+ * Copyright (c) 2026 by Christian Kellner.
+ * Licensed under Apache-2.0 with Commons Clause and Attribution/Naming Clause
+ */
+
+// Migration: Add spatial_filter column to jobs table for storing GeoJSON-based spatial filters
+export function up(db) {
+  db.exec(`
+    ALTER TABLE jobs ADD COLUMN spatial_filter JSONB DEFAULT NULL;
+  `);
+}