chore: add type testing script

Author: danielroe

.github/workflows/ci.yml

@@ -64,3 +64,6 @@ jobs:
 
       - name: Run test suite
         run: pnpm test
+
+      # - name: Test types
+      #   run: pnpm test:types

package.json

@@ -25,6 +25,7 @@
     "release": "npm run lint && npm run test && npm run prepack && changelogen --release && npm publish && git push --follow-tags",
     "lint": "eslint .",
     "test": "vitest run",
+    "test:types": "vue-tsc --noEmit",
     "test:watch": "vitest watch"
   },
   "dependencies": {
@@ -45,6 +46,8 @@
     "changelogen": "^0.5.5",
     "eslint": "^8.52.0",
     "nuxt": "^3.8.0",
-    "vitest": "^0.33.0"
+    "typescript": "^5.2.2",
+    "vitest": "^0.33.0",
+    "vue-tsc": "^1.8.22"
   }
 }