added git actions code

.github/workflows/actions.yml

@@ -0,0 +1,37 @@
+name: terraform and ansible automation
+
+on:
+  push:
+    branches:
+      - main
+
+jobs:
+  deploy:
+    runs-on: ubuntu-latest
+
+    steps:
+      - name: Checkout code
+        uses: actions/checkout@v2
+
+      - name: Set up Terraform
+        uses: hashicorp/setup-terraform@v1
+
+      - name: Terraform Init
+        run: terraform init
+
+      - name: Terraform Validate
+        run: terraform validate
+
+      - name: Terraform Apply
+        run: terraform apply -auto-approve
+
+      - name: Set up Python
+        uses: actions/setup-python@v2
+        with:
+          python-version: '3.x'
+
+      - name: Install Ansible
+        run: pip install ansible
+
+      - name: Run Ansible Playbook
+        run: ansible-playbook -i aws_ec2.ini playbook.yml