Lower Build-Depends on debhelper-compat to version 12 (which should have

.gitlab-ci.yml

@@ -1,39 +1,80 @@
 stages:
     - build
-    - test
+    - debian-package
+
+.image-buster:
+    image: '${CONTAINER_REGISTRY_NAME}/exim-encrypt-dlfunc-build-buster'
+
+.image-bullseye:
+    image: '${CONTAINER_REGISTRY_NAME}/exim-encrypt-dlfunc-build-bullseye'
+
+.image-focal:
+    image: '${CONTAINER_REGISTRY_NAME}/exim-encrypt-dlfunc-build-focal'
 
 .build:
     stage: build
-    before_script:
-        - apt-get update
-        - DEBIAN_FRONTEND=noninteractive DEBIAN_PRIORITY=critical apt-get install -y build-essential exim4-dev libsodium-dev pkg-config python3-pip exim4-daemon-heavy openssl
-        - pip3 install meson ninja
     script:
         - meson build
         - cd build
         - ninja
         - ninja test
+        - cd ..
     artifacts:
         paths:
             - build/src/generate_encryption_keys
             - build/src/libexim-encrypt-dlfunc.so
 
+.debian-package:
+    stage: debian-package
+    script:
+        - dpkg-buildpackage --no-sign
+        - mv -t . ../*.deb ../*.dsc ../*.tar.gz ../*.changes ../*.buildinfo
+    artifacts:
+        paths:
+            - ./*.deb
+            - ./*.dsc
+            - ./*.tar.gz
+            - ./*.changes
+            - ./*.buildinfo
+
 build:buster:
     extends:
         - .build
-    image: debian:buster
-
+        - .image-buster
+    needs: []
+    
 build:bullseye:
-    image: debian:bullseye
-    extends:
-        - .build
-
-build:bionic:
-    image: ubuntu:bionic
     extends:
+        - .image-bullseye
         - .build
+    needs: []
 
 build:focal:
-    image: ubuntu:focal
     extends:
+        - .image-focal
         - .build
+    needs: []
+
+debian-package:buster:
+    extends:
+        - .image-buster
+        - .debian-package
+    dependencies:
+        - build:buster
+    needs: ["build:buster"]
+
+debian-package:bullseye:
+    extends:
+        - .image-bullseye
+        - .debian-package
+    dependencies:
+        - build:bullseye
+    needs: ["build:bullseye"]
+
+debian-package:focal:
+    extends:
+        - .image-focal
+        - .debian-package
+    dependencies:
+        - build:focal
+    needs: ["build:focal"]