Add buster build

.gitlab-ci.yml

@@ -11,6 +11,28 @@ test_build_script:
   script:
     - shellcheck ./scripts/build.sh
 
+# Buster
+test_build_nginx_buster:
+  stage: build
+  image: containers.ethitter.com:443/docker/images/debian:buster
+  script:
+    - chmod +x ./scripts/build.sh
+    - ./scripts/build.sh
+  except:
+    - master
+
+build_nginx_buster:
+  stage: build
+  image: containers.ethitter.com:443/docker/images/debian:buster
+  script:
+    - chmod +x ./scripts/build.sh
+    - ./scripts/build.sh
+  artifacts:
+    paths:
+      - artifacts
+  only:
+    - master
+
 # Stretch
 test_build_nginx_stretch:
   stage: build