Add real PQC integration workflow

Author: chokripto

.github/workflows/pqc-integration.yml

@@ -0,0 +1,40 @@
+name: Real PQC Integration
+
+on:
+  pull_request:
+    paths:
+      - "src/hybrid_pki/pqc/**"
+      - "src/hybrid_pki/hybrid/**"
+      - "tests/test_pqc.py"
+      - "tests/test_hybrid.py"
+      - "Dockerfile.pqc"
+      - ".github/workflows/pqc-integration.yml"
+  push:
+    branches: [main]
+  schedule:
+    - cron: "30 5 * * 1"
+  workflow_dispatch:
+
+permissions:
+  contents: read
+
+jobs:
+  real-pqc:
+    name: ML-KEM and ML-DSA integration
+    runs-on: ubuntu-latest
+    timeout-minutes: 45
+
+    steps:
+      - name: Checkout repository
+        uses: actions/checkout@v4
+
+      - name: Build pinned PQC image
+        run: docker build --file Dockerfile.pqc --tag hybrid-pki-pqc:test .
+
+      - name: Run real PQC and hybrid tests
+        run: |
+          docker run --rm \
+            --env HYBRID_PKI_DISABLE_OQS=0 \
+            --env HYBRID_PKI_ENABLE_MUTATIONS=1 \
+            hybrid-pki-pqc:test \
+            pytest -v tests/test_pqc.py tests/test_hybrid.py