diff --git a/.github/workflows/test.yml b/.github/workflows/test.yml
index 166662c..c4966e8 100644
--- a/.github/workflows/test.yml
+++ b/.github/workflows/test.yml
@@ -4,15 +4,28 @@ defaults:
   run:
     shell: bash -euxo pipefail {0}
 jobs:
-  generate-a-secret-output:
+  regress-tests:
     runs-on: ubuntu-latest
+    strategy:
+      fail-fast: false
+      matrix:
+        pg_version: [14, 15, 16]
+        arch: [x64, arm64]
+        build_type: [debug, release]
+        lfc_state: [with-lfc,without-lfc]
     steps:
-      - id: sets-a-secret
-        name: Generate, mask, and output a secret
+      - name: Show vars
+        continue-on-error: ${{ matrix.lfc_state == 'with-lfc' && matrix.build_type == 'debug' }}
         run: |
-          the_secret=$((RANDOM))
-          echo "::add-mask::$the_secret"
-          echo "secret-number=$the_secret" >> "$GITHUB_OUTPUT"
-      - name: Use that secret output (protected by a mask)
-        run: |
-          echo "the secret number is ${{ steps.sets-a-secret.outputs.secret-number }}"
+          echo pg_version: $PG_VERSION
+          echo build_type: $BUILD_TYPE
+          echo lfc: $LFC_STATE
+          if [ $LFC_STATE == with-lfc ] && [ $BUILD_TYPE == debug ]; then
+            exit 1
+          fi
+        env:
+          PG_VERSION: ${{ matrix.pg_version }}
+          LFC_STATE: ${{ matrix.lfc_state }}
+          BUILD_TYPE: ${{ matrix.build_type }}
+    
+