Added HACS validation workflow

Author: TheFreeman

.github/workflows/hacs_validation.yaml

@@ -0,0 +1,18 @@
+name: HACS Validation
+
+on:
+  pull_request:
+  push:
+    branches:
+      - main
+
+jobs:
+  validate:
+    name: Run HACS Validation
+    runs-on: ubuntu-latest
+    steps:
+      - name: Checkout Repository
+        uses: actions/checkout@v4
+
+      - name: Run HACS Validation
+        uses: hacs/action@main