Add dev-prod harmonize tool for bidirectional catalog and image sync.

Schema migrates dev to prod only; catalog rows merge by updated_at and images by mtime with union merge and conflict reporting.

Co-authored-by: Cursor <cursoragent@cursor.com>

infra/deploy/harmonize.config.example.json

@@ -0,0 +1,27 @@
+{
+  "_comment": "Copy to harmonize.config.json (gitignored) before running npm run harmonize",
+  "dryRun": false,
+  "prefer": null,
+  "schemaChanged": false,
+  "steps": {
+    "backupDev": true,
+    "backupProd": true,
+    "schema": false,
+    "db": true,
+    "images": true,
+    "verify": false
+  },
+  "smb": {
+    "host": "192.168.10.122",
+    "share": "Gallery",
+    "user": "",
+    "password": ""
+  },
+  "paths": {
+    "prodImages": "\\\\192.168.10.122\\Gallery\\data\\images"
+  },
+  "verify": {
+    "devUrl": "https://devgallery.mysuperlab.netcraze.pro/api/bounds",
+    "publicUrl": "https://gallery.mysuperlab.netcraze.pro/api/bounds"
+  }
+}