fix: run plan on change

.github/workflows/infra-plan.yml

@@ -26,14 +26,25 @@ jobs:
          #- 'apps/backend/_infra/prod/storage'
          - 'apps/backend/_infra/prod/compute'
 
+    outputs:
+      infraChanged: ${{ steps.infra-changed.outputs.any_changed }}
+
     steps:
       - name: Checkout repository
         uses: actions/checkout@v4
 
+      - name: Check if infra files changed
+        id: infra-changed
+        uses: tj-actions/changed-files@v44
+        with:
+          files: |
+            ${{ matrix.directory }}/**/*.tf
+
       - name: Setup Terraform
+        if: ${{ steps.infra-changed.outputs.any_changed == 'true' }}
         uses: hashicorp/setup-terraform@v3
         with:
-          terraform_version: 1.3.0  # Specify your Terraform version
+          terraform_version: 1.9.2
 
       - name: Upload Configuration
         uses: hashicorp/tfc-workflows-github/actions/[email protected]
@@ -63,7 +74,6 @@ jobs:
         with:
           github-token: ${{ secrets.GITHUB_TOKEN }}
           script: |
-            // 1. Retrieve existing bot comments for the PR
             const { data: comments } = await github.rest.issues.listComments({
               owner: context.repo.owner,
               repo: context.repo.repo,
@@ -78,7 +88,6 @@ jobs:
             \`\`\`
             [View changes in detail](${{ steps.plan-run.outputs.run_link }})
             `;
-            // 3. Delete previous comment so PR timeline makes sense
             if (botComment) {
               github.rest.issues.deleteComment({
                 owner: context.repo.owner,