CI: Remove docker rebuild phase

It is unnnecessary and takes too much time

.gitlab-ci.yml

@@ -8,7 +8,7 @@ variables:
   STAYRTR_BINARY: /var/lib/gitlab-runner/stayrtr-0.1-108-g8d18a41-linux-x86_64
 
 stages:
-  - image
+#  - image
   - build
   - pkg
   - test
@@ -33,185 +33,12 @@ stages:
   # That's Docker in Docker
   - dind
 
-docker_debian-8-amd64:
+# Docker build example
-  variables:
+#docker_debian-11-amd64:
-    IMG_NAME: "debian-8-amd64"
-  <<: *docker_build
-
-docker_debian-8-i386:
-  variables:
-    IMG_NAME: "debian-8-i386"
-  <<: *docker_build
-
-docker_debian-9-amd64:
-  variables:
-    IMG_NAME: "debian-9-amd64"
-  <<: *docker_build
-
-docker_debian-9-i386:
-  variables:
-    IMG_NAME: "debian-9-i386"
-  <<: *docker_build
-
-docker_debian-10-amd64:
-  variables:
-    IMG_NAME: "debian-10-amd64"
-  <<: *docker_build
-
-docker_debian-10-i386:
-  variables:
-    IMG_NAME: "debian-10-i386"
-  <<: *docker_build
-
-docker_debian-11-amd64:
-  variables:
-    IMG_NAME: "debian-11-amd64"
-  <<: *docker_build
-
-# GPG error
-#docker_debian-11-i386:
 #  variables:
-#    IMG_NAME: "debian-11-i386"
+#    IMG_NAME: "debian-11-amd64"
 #  <<: *docker_build
 
-docker_debian-testing-amd64:
-  variables:
-    IMG_NAME: "debian-testing-amd64"
-  <<: *docker_build
-
-# GPG error
-#docker_debian-testing-i386:
-#  variables:
-#    IMG_NAME: "debian-testing-i386"
-#  <<: *docker_build
-
-docker_fedora-25-amd64:
-  variables:
-    IMG_NAME: "fedora-25-amd64"
-  <<: *docker_build
-
-docker_fedora-26-amd64:
-  variables:
-    IMG_NAME: "fedora-26-amd64"
-  <<: *docker_build
-
-docker_fedora-27-amd64:
-  variables:
-    IMG_NAME: "fedora-27-amd64"
-  <<: *docker_build
-
-docker_fedora-28-amd64:
-  variables:
-    IMG_NAME: "fedora-28-amd64"
-  <<: *docker_build
-
-docker_fedora-29-amd64:
-  variables:
-    IMG_NAME: "fedora-29-amd64"
-  <<: *docker_build
-
-docker_fedora-30-amd64:
-  variables:
-    IMG_NAME: "fedora-30-amd64"
-  <<: *docker_build
-
-docker_fedora-31-amd64:
-  variables:
-    IMG_NAME: "fedora-31-amd64"
-  <<: *docker_build
-
-docker_fedora-32-amd64:
-  variables:
-    IMG_NAME: "fedora-32-amd64"
-  <<: *docker_build
-
-docker_fedora-33-amd64:
-  variables:
-    IMG_NAME: "fedora-33-amd64"
-  <<: *docker_build
-
-docker_fedora-34-amd64:
-  variables:
-    IMG_NAME: "fedora-34-amd64"
-  <<: *docker_build
-
-docker_centos-7-amd64:
-  variables:
-    IMG_NAME: "centos-7-amd64"
-  <<: *docker_build
-
-docker_centos-8-amd64:
-  variables:
-    IMG_NAME: "centos-8-amd64"
-  <<: *docker_build
-
-docker_ubuntu-14_04-amd64:
-  variables:
-    IMG_NAME: "ubuntu-14.04-amd64"
-  <<: *docker_build
-
-docker_ubuntu-16_04-amd64:
-  variables:
-    IMG_NAME: "ubuntu-16.04-amd64"
-  <<: *docker_build
-
-docker_ubuntu-18_04-amd64:
-  variables:
-    IMG_NAME: "ubuntu-18.04-amd64"
-  <<: *docker_build
-
-docker_ubuntu-20_04-amd64:
-  variables:
-    IMG_NAME: "ubuntu-20.04-amd64"
-  <<: *docker_build
-
-docker_ubuntu-21_10-amd64:
-  variables:
-    IMG_NAME: "ubuntu-21.10-amd64"
-  <<: *docker_build
-
-# GPG error
-#docker_ubuntu-21_04-amd64:
-#  variables:
-#    IMG_NAME: "ubuntu-21.04-amd64"
-#  <<: *docker_build
-
-docker_opensuse-15.0-amd64:
-  variables:
-    IMG_NAME: "opensuse-15.0-amd64"
-  <<: *docker_build
-
-docker_opensuse-15.1-amd64:
-  variables:
-    IMG_NAME: "opensuse-15.1-amd64"
-  <<: *docker_build
-
-docker_opensuse-15.2-amd64:
-  variables:
-    IMG_NAME: "opensuse-15.2-amd64"
-  <<: *docker_build
-
-docker_opensuse-15.3-amd64:
-  variables:
-    IMG_NAME: "opensuse-15.3-amd64"
-  <<: *docker_build
-
-# TODO We want to copy these BSDs to our own virtual machines, to make sure
-# someone doesn't update them by accident.
-.freebsd-11-i386: &freebsd-11-i386_env
-  tags:
-  - freebsd
-  - i386
-  #only:
-  #- master
-  #- triggers
-  #- tags
-
-.freebsd-11-amd64: &freebsd-11-amd64_env
-  tags:
-  - freebsd
-  - amd64
-
 
 .build: &build-base
   stage: build
@@ -417,13 +244,11 @@ build-opensuse-15.3-amd64:
 #  needs: [build-debian-8-i386]
 #  image: registry.nic.cz/labs/bird:debian-8-i386
 
-# Dpkg error: PATH is not set
 pkg-debian-9-amd64:
   <<: *pkg-deb
   needs: [build-debian-9-amd64]
   image: registry.nic.cz/labs/bird:debian-9-amd64
 
-# Dpkg error: PATH is not set
 pkg-debian-9-i386:
   <<: *pkg-deb
   needs: [build-debian-9-i386]