Run pre-commit type check only for TypeScript (#1597)

* Prevent unnecessary type-checks

* Remove commented code

lint-staged.config.js

@@ -0,0 +1,13 @@
+export default {
+  './**/*.js': (stagedFiles) => formatFiles(stagedFiles),
+
+  './**/*.{ts,tsx,vue}': (stagedFiles) => [
+    ...formatFiles(stagedFiles),
+    'tsc --noEmit',
+    'tsc-strict'
+  ]
+}
+
+function formatFiles(fileNames) {
+  return [`prettier --write ${fileNames.join(' ')}`]
+}