feat: release v1.8.0 — connections dashboard, VK OAuth, sync config, catalog browser

- Connections dashboard with add/remove flow and background health checks
- VK OAuth connection with profile info and health monitoring
- Sync configuration page with master toggle and filter summary
- Catalog browser with store/group/product tables, filter management, CSV export
- Alembic migrations for all new tables
- run/read_config.py for shell sync script DB integration
- CHANGELOG.md updated for v1.8.0

Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>

run/read_config.py

@@ -0,0 +1,65 @@
+#!/usr/bin/env python3
+"""
+Read sync configuration for a user from the database and output JSON.
+Usage: python run/read_config.py <user_id>
+
+Output JSON structure:
+{
+    "enabled": true,
+    "confirmed": true,
+    "filters": {
+        "stores": [{"id": "...", "name": "...", "mode": "include"}],
+        "groups": [{"id": "...", "name": "...", "mode": "include", "parent_store_id": "..."}],
+        "products": [{"id": "...", "name": "...", "mode": "exclude", "parent_group_id": "..."}]
+    }
+}
+"""
+import json
+import sys
+import os
+
+sys.path.insert(0, os.path.join(os.path.dirname(__file__), ".."))
+
+from web.database import SessionLocal
+from web.models import SyncConfig, SyncFilter
+
+
+def read_config(user_id: int) -> dict:
+    db = SessionLocal()
+    try:
+        config = db.query(SyncConfig).filter(SyncConfig.user_id == user_id).first()
+        if not config:
+            return {"enabled": False, "confirmed": False, "filters": {"stores": [], "groups": [], "products": []}}
+
+        enabled = config.is_enabled
+        confirmed = config.confirmed_at is not None
+
+        stores = []
+        groups = []
+        products = []
+
+        for f in config.filters:
+            entry = {"id": f.entity_id, "name": f.entity_name, "mode": f.filter_mode}
+            if f.entity_type == "store":
+                stores.append(entry)
+            elif f.entity_type == "group":
+                stores.append({**entry, "parent_store_id": f.parent_entity_id})
+            elif f.entity_type == "product":
+                products.append({**entry, "parent_group_id": f.parent_entity_id})
+
+        return {
+            "enabled": enabled,
+            "confirmed": confirmed,
+            "filters": {"stores": stores, "groups": groups, "products": products},
+        }
+    finally:
+        db.close()
+
+
+if __name__ == "__main__":
+    if len(sys.argv) != 2:
+        print("Usage: read_config.py <user_id>", file=sys.stderr)
+        sys.exit(1)
+
+    user_id = int(sys.argv[1])
+    print(json.dumps(read_config(user_id), ensure_ascii=False, indent=2))