chore: initialize k3s master iac skeleton

.gitea/workflows/plan.yml

@@ -0,0 +1,29 @@
+name: terraform-plan
+
+on:
+  push:
+    branches:
+      - main
+  pull_request:
+    branches:
+      - main
+
+jobs:
+  plan:
+    runs-on: ubuntu-latest
+    steps:
+      - name: Checkout repository
+        uses: actions/checkout@v4
+
+      - name: Setup Terraform
+        uses: hashicorp/setup-terraform@v3
+        with:
+          terraform_wrapper: false
+
+      - name: Terraform init
+        working-directory: terraform
+        run: echo TODO - terraform init
+
+      - name: Terraform plan
+        working-directory: terraform
+        run: echo TODO - terraform plan