feat: Test install after build

Author: kroese

.github/workflows/release.yml

@@ -79,6 +79,11 @@ jobs:
           sed -e '/^\(apt-listchanges.*\|[-]\+\)$/d' >> .github/PREBUILD.md
           echo "DEB_VERSION=$(dpkg --info packages/pmg-api_*.deb | sed -n '/Version/ s/[^:]\+: //p')" >> "$GITHUB_ENV"
           echo "DEB_VERSION_UPSTREAM=$(dpkg --info packages/pmg-api_*.deb | sed -n '/Version/ s/[^:]\+: \([0-9.]\+\)-\?[0-9]*/\1/p')" >> "$GITHUB_ENV"
+      -
+        name: Test packages
+        run: |
+          baseimage="debian:trixie-slim"
+          docker buildx build --build-arg baseimage=${baseimage} --platform linux/arm64 -f .github/Dockerfile.installtest .
       -
         name: Release packages
         if: env.exists == 'false'