Add unsend campaign feature (#45)

* Add unsend email editor

Add email editor

Add more email editor

Add renderer partial

Add more marketing email features

* Add more campaign feature

* Add variables

* Getting there

* campaign is there mfs

* Add migration

apps/marketing/package.json

@@ -10,6 +10,8 @@
   },
   "dependencies": {
     "@heroicons/react": "^2.1.3",
+    "@unsend/email-editor": "workspace:*",
+    "@unsend/ui": "workspace:*",
     "date-fns": "^3.6.0",
     "framer-motion": "^11.0.24",
     "lucide-react": "^0.359.0",
@@ -23,7 +25,6 @@
     "@types/react-dom": "^18",
     "@unsend/eslint-config": "workspace:*",
     "@unsend/tailwind-config": "workspace:*",
-    "@unsend/ui": "workspace:*",
     "autoprefixer": "^10.0.1",
     "eslint": "^8",
     "eslint-config-next": "14.1.4",