Create post to test Vale (#113)

Set up linting workflow to run for changed files only

.github/workflows/linting.yml

@@ -8,10 +8,17 @@ jobs:
     - name: Checkout
       uses: actions/checkout@master
 
+    - name: Get Changed Files
+      id: get_changed_files
+      uses: lots0logs/[email protected]
+      with:
+        token: ${{ secrets.GITHUB_TOKEN }}
+
     - name: Vale
-      uses: errata-ai/vale-action@v2.0.1
+      uses: errata-ai/vale-action@reviewdog
       with:
-         onlyAnnotateModifiedLines: true
-         reporter: github-pr-check
+        reporter: github-pr-check
+        files: '${{ steps.get_changed_files.outputs.all }}'
+        fail_on_error: true
       env:
         GITHUB_TOKEN: ${{secrets.GITHUB_TOKEN}}