feat: person excludes for auto-organize rules, backup & restore system

Add person exclude criteria to Immich auto-organize — assets containing
excluded persons are filtered out after candidate gathering. Also adds
full backup/restore system with export, import, scheduled backups, and
retention management.

packages/core/src/notify_bridge_core/providers/actions.py

@@ -77,6 +77,16 @@ IMMICH_AUTO_ORGANIZE = ActionTypeDefinition(
                         "items": {"type": "string"},
                         "description": "Display names (UI only)",
                     },
+                    "exclude_person_ids": {
+                        "type": "array",
+                        "items": {"type": "string"},
+                        "description": "Immich person UUIDs — assets with these persons are excluded",
+                    },
+                    "exclude_person_names": {
+                        "type": "array",
+                        "items": {"type": "string"},
+                        "description": "Display names for excluded persons (UI only)",
+                    },
                     "query": {
                         "type": "string",
                         "description": "Smart search query (CLIP)",

packages/core/src/notify_bridge_core/providers/immich/action_executor.py

@@ -255,6 +255,18 @@ class ImmichActionExecutor(ActionExecutor):
                         seen.add(aid)
                         result.append(aid)
 
+        # Exclude assets belonging to excluded persons
+        exclude_person_ids = criteria.get("exclude_person_ids", [])
+        if exclude_person_ids:
+            excluded_asset_ids: set[str] = set()
+            for pid in exclude_person_ids:
+                assets = await self._client.get_person_assets_all(pid)
+                for asset in assets:
+                    aid = asset.get("id", "")
+                    if aid:
+                        excluded_asset_ids.add(aid)
+            result = [aid for aid in result if aid not in excluded_asset_ids]
+
         return result
 
     def _matches_filters(