Shorten GitHub Actions hashFiles pattern

Author: Avasam

docs/01-app/02-guides/ci-build-caching.mdx

@@ -82,7 +82,7 @@ with:
     ~/.npm
     ${{ github.workspace }}/.next/cache
   # Generate a new cache whenever packages or source files change.
-  key: ${{ runner.os }}-nextjs-${{ hashFiles('**/package-lock.json') }}-${{ hashFiles('**/*.js', '**/*.jsx', '**/*.ts', '**/*.tsx') }}
+  key: ${{ runner.os }}-nextjs-${{ hashFiles('**/package-lock.json') }}-${{ hashFiles('**/*.[jt]sx?') }}
   # If source files changed but packages didn't, rebuild from a prior cache.
   restore-keys: |
     ${{ runner.os }}-nextjs-${{ hashFiles('**/package-lock.json') }}-