test(ci): add scripts importer regression matrix

.github/workflows/ci.yml

@@ -20,6 +20,25 @@ jobs:
       - name: Run Go tests
         run: go test ./...
 
+  scripts-regression:
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v4
+
+      - uses: actions/setup-go@v5
+        with:
+          go-version: "1.22"
+          cache: true
+
+      - name: Run targeted importer tests
+        run: bash scripts/test_importers.sh
+
+      - name: Run importer smoke gate
+        run: bash scripts/importer_smoke_gate_test.sh
+
+      - name: Run pipeline runtime alignment gate
+        run: bash scripts/pipeline_runtime_alignment_test.sh
+
   frontend-build:
     runs-on: ubuntu-latest
     steps: