Add github action for terraform commands

.github/workflows/terraform.yaml

@@ -0,0 +1,30 @@
+name: Run Terraform commands
+
+on:
+  push:
+    paths:
+      - "**.tf"
+
+jobs:
+  checkout:
+    runs-on: ubuntu-latest
+    steps:
+    - uses: actions/checkout@v4
+      with:
+        ref: main
+
+  terraform-fmt:
+    runs-on: ubuntu-latest
+    steps:
+    - name: Run terraform fmt
+      uses: dflook/terraform-fmt@v1
+      with:
+        path: .
+
+  terraform-validate:
+    runs-on: ubuntu-latest
+    steps:
+    - name: Run terraform validate
+      uses: dflook/terraform-validate@v1
+      with:
+        path: .