smoke tests

.github/workflows/_smoke_test_lambda.yml

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+name: Lambda smoke test
+
+on:
+  workflow_call:
+    inputs:
+      dockerfile_path:
+        required: true
+        type: string
+      build_context:
+        required: false
+        default: "."
+        type: string
+      service_name:
+        required: true
+        type: string
+
+jobs:
+  smoke-test:
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v4
+
+      - name: Build Lambda image
+        run: |
+          docker build \
+            --platform linux/amd64 \
+            -f ${{ inputs.dockerfile_path }} \
+            -t ${{ inputs.service_name }}-smoke-test:latest \
+            ${{ inputs.build_context }}
+
+      - name: Start Lambda container
+        run: |
+          docker run -d --name ${{ inputs.service_name }}-smoke-test \
+            -p 9000:8080 \
+            ${{ inputs.service_name }}-smoke-test:latest
+
+      - name: Invoke Lambda and check for import errors
+        run: |
+          sleep 2
+          response=$(curl -s -X POST \
+            http://localhost:9000/2015-03-31/functions/function/invocations \
+            -H "Content-Type: application/json" \
+            -d '{"Records":[{"body":"{}"}]}')
+
+          echo "Response: $response"
+
+          if [ -z "$response" ]; then
+            echo "No response from Lambda RIE"
+            exit 1
+          fi
+
+          if echo "$response" | grep -qE 'ImportModuleError|ModuleNotFoundError|ImportError'; then
+            echo "Import error detected in handler"
+            exit 1
+          fi
+
+      - name: Dump container logs
+        if: always()
+        run: docker logs ${{ inputs.service_name }}-smoke-test
+
+      - name: Tear down container
+        if: always()
+        run: docker rm -f ${{ inputs.service_name }}-smoke-test

.github/workflows/lambda_smoke_tests.yml

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+name: Lambda Smoke Tests
+
+on:
+  pull_request:
+    branches:
+      - main
+
+jobs:
+  # ============================================================
+  # Ara Engine
+  # ============================================================
+  ara_engine_smoke_test:
+    uses: ./.github/workflows/_smoke_test_lambda.yml
+    with:
+      dockerfile_path: backend/docker/engine.Dockerfile
+      build_context: .
+      service_name: ara-engine
+
+  # ============================================================
+  # Address 2 UPRN
+  # ============================================================
+  address2uprn_smoke_test:
+    uses: ./.github/workflows/_smoke_test_lambda.yml
+    with:
+      dockerfile_path: backend/address2UPRN/handler/Dockerfile
+      build_context: .
+      service_name: address2uprn
+
+  # ============================================================
+  # Postcode Splitter
+  # ============================================================
+  postcode_splitter_smoke_test:
+    uses: ./.github/workflows/_smoke_test_lambda.yml
+    with:
+      dockerfile_path: backend/postcode_splitter/handler/Dockerfile
+      build_context: .
+      service_name: postcode-splitter
+
+  # ============================================================
+  # Bulk Address2UPRN Combiner
+  # ============================================================
+  bulk_address2uprn_combiner_smoke_test:
+    uses: ./.github/workflows/_smoke_test_lambda.yml
+    with:
+      dockerfile_path: backend/bulk_address2uprn_combiner/handler/Dockerfile
+      build_context: .
+      service_name: bulk-address2uprn-combiner
+
+  # ============================================================
+  # Condition ETL
+  # ============================================================
+  condition_etl_smoke_test:
+    uses: ./.github/workflows/_smoke_test_lambda.yml
+    with:
+      dockerfile_path: backend/condition/handler/Dockerfile
+      build_context: .
+      service_name: condition-etl
+
+  # ============================================================
+  # Categorisation
+  # ============================================================
+  categorisation_smoke_test:
+    uses: ./.github/workflows/_smoke_test_lambda.yml
+    with:
+      dockerfile_path: backend/categorisation/handler/Dockerfile
+      build_context: .
+      service_name: categorisation
+
+  # ============================================================
+  # Ordnance Survey
+  # ============================================================
+  ordnance_survey_smoke_test:
+    uses: ./.github/workflows/_smoke_test_lambda.yml
+    with:
+      dockerfile_path: backend/ordnanceSurvey/handler/Dockerfile
+      build_context: .
+      service_name: ordnance-survey
+
+  # ============================================================
+  # Pas Hub Fetcher
+  # ============================================================
+  pashub_smoke_test:
+    uses: ./.github/workflows/_smoke_test_lambda.yml
+    with:
+      dockerfile_path: backend/pashub_fetcher/handler/Dockerfile
+      build_context: .
+      service_name: pashub
+
+  # ============================================================
+  # MagicPlan
+  # ============================================================
+  magic_plan_smoke_test:
+    uses: ./.github/workflows/_smoke_test_lambda.yml
+    with:
+      dockerfile_path: backend/magic_plan/handler/Dockerfile
+      build_context: .
+      service_name: magic-plan
+
+  # ============================================================
+  # HubSpot Scraper
+  # ============================================================
+  hubspot_scraper_smoke_test:
+    uses: ./.github/workflows/_smoke_test_lambda.yml
+    with:
+      dockerfile_path: etl/hubspot/scripts/scraper/handler/Dockerfile
+      build_context: .
+      service_name: hubspot-scraper