ci(package.json): tsc check on npm run check

Author: rwieruch

package.json

@@ -111,7 +111,7 @@
     "storybook:dev": "start-storybook .storybook --no-manager-cache .storybook/static -p 9001",
     "storybook:build": "build-storybook .storybook --no-manager-cache .storybook/static -o dist",
     "library:build": "rollup -c && npm run copypackage && npm run copyreadme",
-    "check": "npm run test && npm run prettier:check && npm run lint:check",
+    "check": "npm run test && npm run prettier:check && npm run lint:check && tsc",
     "copypackage": "cp -rf package.json lib",
     "copyreadme": "cp -rf README.md lib",
     "dist": "npm run check && npm run library:build && cd lib && npm publish",