feat(lab1): juice shop deploy + PR template + triage report

.github/PULL_REQUEST_TEMPLATE.md

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+## Goal
+Briefly describe what this PR delivers.
+
+## Changes
+- List files added or modified.
+
+## Testing
+- Commands you ran.
+- Output you observed.
+
+## Artifacts & Screenshots
+- Link files and screenshots used as evidence.
+
+Required checklist:
+- [ ] Title is clear (feat(labN): <topic> style)
+- [ ] No secrets/large temp files committed
+- [ ] Submission file at `submissions/labN.md` exists

.github/workflows/lab1-smoke.yml

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+name: Lab 1 Juice Shop Smoke Test
+
+on:
+  pull_request:
+    branches:
+      - main
+
+permissions:
+  contents: read
+
+jobs:
+  smoke-test:
+    runs-on: ubuntu-latest
+    steps:
+      - name: Pull Juice Shop image
+        run: docker pull bkimminich/juice-shop:v20.0.0
+
+      - name: Start Juice Shop
+        run: docker run -d --name juice-shop -p 3000:3000 bkimminich/juice-shop:v20.0.0
+
+      - name: Wait for app readiness (<=60s)
+        run: |
+          for i in $(seq 1 30); do
+            if curl --silent --fail http://localhost:3000/rest/admin/application-version >/dev/null; then
+              echo "Juice Shop is ready"
+              exit 0
+            fi
+            echo "Waiting for Juice Shop... attempt $i/30"
+            sleep 2
+          done
+          echo "Juice Shop did not become ready in 60 seconds"
+          docker logs juice-shop || true
+          exit 1
+
+      - name: Verify homepage returns HTTP 200
+        run: |
+          code=$(curl --silent --output /dev/null --write-out "%{http_code}" http://localhost:3000)
+          echo "Homepage HTTP code: $code"
+          test "$code" = "200"
+
+      - name: Cleanup
+        if: always()
+        run: docker rm -f juice-shop || true