chore: restore linters.yml workflow

Signed-off-by: Jennifer Power <[email protected]>

.github/workflows/linters.yml

@@ -0,0 +1,31 @@
+---
+
+name: MegaLinter
+
+on:
+  push:
+  pull_request:
+    branches:
+     - main
+
+concurrency:
+  group: ${{ github.ref }}-${{ github.workflow }}
+  cancel-in-progress: true
+
+jobs:
+  lint:
+    name: MegaLinter
+    runs-on: ubuntu-latest
+    permissions:
+      issues: write
+      pull-requests: write
+    steps:
+      - name: Checkout Code
+        uses: actions/checkout@v4
+
+      - name: MegaLinter
+        id: ml
+        uses: oxsecurity/megalinter@v7
+        env:
+          VALIDATE_ALL_CODEBASE: ${{ github.event_name == 'push' && github.ref == 'refs/heads/main' }}
+          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}