ci(github-actions): add linter to check commit messages for pushes to main

Author: b-kelly

.github/workflows/changelog.yml

@@ -0,0 +1,23 @@
+name: Changelog
+
+on:
+    push:
+        branches: [main]
+
+jobs:
+    lint:
+        runs-on: ubuntu-latest
+
+        steps:
+            - uses: actions/checkout@v3
+
+            - name: Setup Node.js environment
+              uses: actions/setup-node@v3
+              with:
+                  node-version: lts/*
+
+            - name: Install dependencies
+              run: npm ci
+
+            - name: Run Commitlint against most recent commit message
+              run: echo -n "${{ github.event.head_commit.message }}" | npx --no -- commitlint --verbose