CORE-798 Linter added to the module

.github/workflows/linter.yml

@@ -0,0 +1,72 @@
+name: "Terraform Checks"
+defaults:
+  run:
+    shell: bash
+on:
+  pull_request:
+
+jobs:
+  # Performs linting and format checks and suggests fixes on PR
+  terraform-linter:
+    name: Terraform Linter
+    runs-on: ubuntu-latest
+    timeout-minutes: 5
+    strategy:
+      matrix:
+        terraform_version: [1.5.6, 1.10.1] # Actual and latest versions used
+      fail-fast: false
+    steps:
+      - name: Checkout Code
+        uses: actions/checkout@v4
+        with:
+          submodules: true
+
+      - uses: hashicorp/setup-terraform@v3
+        with:
+          terraform_version: "${{ matrix.terraform_version }}"
+
+      - name: Terraform init
+        run: terraform init
+
+      - name: Tflint Report Output
+        uses: reviewdog/[email protected]
+        with:
+          github_token: ${{ secrets.GITHUB_TOKEN }}
+          tflint_version: "v0.49.0"  # Version set due to this https://github.com/reviewdog/action-tflint/issues/83
+          reporter: github-pr-review
+          fail_on_error: "true"
+          filter_mode: "added"
+          flags: "--module"  # This option should work until tflint v0.5.1.
+
+  # Performs linting and format checks and suggests fixes on PR
+  terraform-formatter:
+    name: Terraform Formatter
+    runs-on: ubuntu-latest
+    timeout-minutes: 5
+    strategy:
+      matrix:
+        terraform_version: [1.5.6, 1.10.1] # Actual and latest versions used
+      fail-fast: false
+    steps:
+      - name: Checkout Code
+        uses: actions/checkout@v4
+        with:
+          submodules: true
+
+      - uses: hashicorp/setup-terraform@v3
+        with:
+          terraform_version: "${{ matrix.terraform_version }}"
+
+      - name: Terraform init
+        run: terraform init
+
+      # This step applies format suggestions locally which would be used by a suggester
+      - name: Terraform Format suggestions
+        run: terraform fmt
+
+      - uses: reviewdog/[email protected]
+        with:
+          github_token: ${{ secrets.GITHUB_TOKEN }}
+          tool_name: "terraform"
+          fail_on_error: "true"
+          filter_mode: "added"