add lint checker

Signed-off-by: Hannah Bollar <[email protected]>

.github/workflows/lint.yaml

@@ -0,0 +1,49 @@
+# Check MRjs has been linted
+name: npm format
+
+on:
+  workflow_dispatch:
+  push:
+
+permissions:
+  contents: read
+
+jobs:
+  test:
+    runs-on: ubuntu-latest
+    # needs: build # todo
+    steps:
+    - uses: actions/checkout@v2
+
+      # todo - run the npm install with a dockerfile setup instead of pure
+      # install but not important to do right now since install isnt too long
+
+    - uses: actions/setup-node@v2
+      with:
+        node-version: 18
+
+    # todo - are the dependencies needed for lint?
+
+    - name: Install Dependencies
+      run: |
+        npm install
+    
+    - name: 👷 Format
+      run: npm format
+
+    - name: Error if there are changed files
+      run: |
+        # Get the list of changed files
+        changed_files=$(git diff --name-only ${{ github.event.before }} ${{ github.sha }})
+
+        # Print the changed files
+        echo "Changed files:"
+        echo "$changed_files"
+
+        # Check if there are any changed files
+        if [ -n "$changed_files" ]; then
+          echo "There are changed files. Perform your actions here."
+        else
+          echo "No changed files. Skip further actions."
+        fi
+

.github/workflows/test.yml

@@ -1,4 +1,4 @@
-# Test MRjs and confirm everything passes
+# Run MRjs testing
 name: npm test
 
 on: