Add frontend-core check:types

packages/frontend-core/package.json

@@ -5,6 +5,9 @@
   "author": "Budibase",
   "license": "MPL-2.0",
   "svelte": "./src/index.ts",
+  "scripts": {
+    "check:types": "yarn svelte-check"
+  },
   "dependencies": {
     "@budibase/bbui": "*",
     "@budibase/shared-core": "*",
@@ -13,5 +16,8 @@
     "lodash": "4.17.21",
     "shortid": "2.2.15",
     "socket.io-client": "^4.7.5"
+  },
+  "devDependencies": {
+    "svelte-check": "^4.1.0"
   }
 }