Configure tflint & tf format pipelines along with fixing any issues

.github/workflows/pr-tflint-fmt.yml

@@ -0,0 +1,25 @@
+name: Tflint Checks on Terraform Code 
+on:
+  pull_request:
+jobs:
+  tflint-checks:
+    runs-on: ubuntu-latest
+    steps:
+    - name : Clone repo
+      uses: actions/checkout@master
+    - uses: actions/cache@v2
+      name: Cache plugin dir
+      with:
+        path: ~/.tflint.d/plugins
+        key: ${{ matrix.os }}-tflint-${{ hashFiles('.tflint.hcl') }}
+    - uses: terraform-linters/setup-tflint@v2
+      name: Setup TFLint
+      with:
+        github_token: ${{ github.token }}
+    - name: Show version
+      run: tflint --version
+    - name: Init TFLint
+      run: tflint --init
+# Run tflint command in each directory recursively # use --force if you want to continue with workflow although errors are there
+    - name: Run TFLint
+      run: tflint -f compact --recursive