diff --git a/.circleci/config.yml b/.circleci/config.yml
deleted file mode 100644
index e9fa417..0000000
--- a/.circleci/config.yml
+++ /dev/null
@@ -1,1190 +0,0 @@
-build-settings: &build-settings
-  machine: true
-  working_directory: ~/dockcross
-
-version: 2
-jobs:
-  base:
-    <<: *build-settings
-    steps:
-      - checkout
-      - run:
-         name: base build
-         command: |
-           docker pull debian:stretch-slim
-           make base
-           mkdir -p ~/docker
-           docker save -o ~/docker/base.tar debian:stretch-slim dockcross/base:latest
-      - run:
-         name: base test
-         command: |
-           make base.test
-      - save_cache:
-          key: base-assets-{{ .Revision }}
-          paths:
-            - ~/docker/base.tar
-            - ~/dockcross
-  android-arm:
-    <<: *build-settings
-    steps:
-      - restore_cache:
-          key: base-assets-{{ .Revision }}
-      - run:
-         name: android-arm build
-         no_output_timeout: 1.5h
-         command: |
-           docker load -i ~/docker/base.tar
-           make android-arm
-           tagged=$(docker images -q -f 'since=dockcross/android-arm:latest' --format '{{.Repository}}:{{.Tag}}' | grep android-arm)
-           docker save -o ~/docker/android-arm.tar dockcross/android-arm:latest $tagged
-      - run:
-         name: android-arm test
-         command: |
-           make android-arm.test
-      - save_cache:
-          key: android-arm-assets-{{ .Revision }}
-          paths: ~/docker/android-arm.tar
-  android-arm64:
-    <<: *build-settings
-    steps:
-      - restore_cache:
-          key: base-assets-{{ .Revision }}
-      - run:
-         name: android-arm64 build
-         no_output_timeout: 1.5h
-         command: |
-           docker load -i ~/docker/base.tar
-           make android-arm64
-           tagged=$(docker images -q -f 'since=dockcross/android-arm64:latest' --format '{{.Repository}}:{{.Tag}}' | grep android-arm64)
-           docker save -o ~/docker/android-arm64.tar dockcross/android-arm64:latest $tagged
-      - run:
-         name: android-arm64 test
-         command: |
-           make android-arm64.test
-      - save_cache:
-          key: android-arm64-assets-{{ .Revision }}
-          paths: ~/docker/android-arm64.tar
-  android-x86:
-    <<: *build-settings
-    steps:
-      - restore_cache:
-          key: base-assets-{{ .Revision }}
-      - run:
-         name: android-x86 build
-         no_output_timeout: 1.5h
-         command: |
-           docker load -i ~/docker/base.tar
-           make android-x86
-           tagged=$(docker images -q -f 'since=dockcross/android-x86:latest' --format '{{.Repository}}:{{.Tag}}' | grep android-x86)
-           docker save -o ~/docker/android-x86.tar dockcross/android-x86:latest $tagged
-      - run:
-         name: android-x86 test
-         command: |
-           make android-x86.test
-      - save_cache:
-          key: android-x86-assets-{{ .Revision }}
-          paths: ~/docker/android-x86.tar
-  android-x86_64:
-    <<: *build-settings
-    steps:
-      - restore_cache:
-          key: base-assets-{{ .Revision }}
-      - run:
-         name: android-x86_64 build
-         no_output_timeout: 1.5h
-         command: |
-           docker load -i ~/docker/base.tar
-           make android-x86_64
-           tagged=$(docker images -q -f 'since=dockcross/android-x86_64:latest' --format '{{.Repository}}:{{.Tag}}' | grep android-x86_64)
-           docker save -o ~/docker/android-x86_64.tar dockcross/android-x86_64:latest $tagged
-      - run:
-         name: android-x86_64 test
-         command: |
-           make android-x86_64.test
-      - save_cache:
-          key: android-x86_64-assets-{{ .Revision }}
-          paths: ~/docker/android-x86_64.tar
-  web-wasm:
-    <<: *build-settings
-    steps:
-      - restore_cache:
-          key: base-assets-{{ .Revision }}
-      - run:
-         name: web-wasm build
-         no_output_timeout: 1.5h
-         command: |
-           docker load -i ~/docker/base.tar
-           make web-wasm
-           tagged=$(docker images -q -f 'since=dockcross/web-wasm:latest' --format '{{.Repository}}:{{.Tag}}' | grep web-wasm)
-           docker save -o ~/docker/web-wasm.tar dockcross/web-wasm:latest $tagged
-      - run:
-         name: web-wasm test
-         command: |
-           make web-wasm.test
-      - save_cache:
-          key: web-wasm-assets-{{ .Revision }}
-          paths: ~/docker/web-wasm.tar
-  linux-arm64:
-    <<: *build-settings
-    steps:
-      - restore_cache:
-          key: base-assets-{{ .Revision }}
-      - run:
-         name: linux-arm64 build
-         no_output_timeout: 1.5h
-         command: |
-           docker load -i ~/docker/base.tar
-           make linux-arm64
-           tagged=$(docker images -q -f 'since=dockcross/linux-arm64:latest' --format '{{.Repository}}:{{.Tag}}' | grep linux-arm64)
-           docker save -o ~/docker/linux-arm64.tar dockcross/linux-arm64:latest $tagged
-      - run:
-         name: linux-arm64 test
-         command: |
-           make linux-arm64.test
-      - save_cache:
-          key: linux-arm64-assets-{{ .Revision }}
-          paths: ~/docker/linux-arm64.tar
-  linux-arm64-musl:
-    <<: *build-settings
-    steps:
-      - restore_cache:
-          key: base-assets-{{ .Revision }}
-      - run:
-         name: linux-arm64-musl build
-         no_output_timeout: 1.5h
-         command: |
-           docker load -i ~/docker/base.tar
-           make linux-arm64-musl
-           tagged=$(docker images -q -f 'since=dockcross/linux-arm64-musl:latest' --format '{{.Repository}}:{{.Tag}}' | grep linux-arm64-musl)
-           docker save -o ~/docker/linux-arm64-musl.tar dockcross/linux-arm64-musl:latest $tagged
-      - run:
-         name: linux-arm64-musl test
-         command: |
-           make linux-arm64-musl.test
-      - save_cache:
-          key: linux-arm64-musl-assets-{{ .Revision }}
-          paths: ~/docker/linux-arm64-musl.tar
-  linux-armv5:
-    <<: *build-settings
-    steps:
-      - restore_cache:
-          key: base-assets-{{ .Revision }}
-      - run:
-         name: linux-armv5 build
-         no_output_timeout: 1.5h
-         command: |
-           docker load -i ~/docker/base.tar
-           make linux-armv5
-           tagged=$(docker images -q -f 'since=dockcross/linux-armv5:latest' --format '{{.Repository}}:{{.Tag}}' | grep linux-armv5)
-           docker save -o ~/docker/linux-armv5.tar dockcross/linux-armv5:latest $tagged
-      - run:
-         name: linux-armv5 test
-         command: |
-           make linux-armv5.test
-      - save_cache:
-          key: linux-armv5-assets-{{ .Revision }}
-          paths: ~/docker/linux-armv5.tar
-  linux-armv5-musl:
-    <<: *build-settings
-    steps:
-    - restore_cache:
-        key: base-assets-{{ .Revision }}
-    - run:
-        name: linux-armv5-musl build
-        no_output_timeout: 1.5h
-        command: |
-          docker load -i ~/docker/base.tar
-          make linux-armv5-musl
-          tagged=$(docker images -q -f 'since=dockcross/linux-armv5-musl:latest' --format '{{.Repository}}:{{.Tag}}' | grep linux-armv5-musl)
-          docker save -o ~/docker/linux-armv5-musl.tar dockcross/linux-armv5-musl:latest $tagged
-    - run:
-        name: linux-armv5-musl test
-        command: |
-          make linux-armv5-musl.test
-    - save_cache:
-        key: linux-armv5-musl-assets-{{ .Revision }}
-        paths: ~/docker/linux-armv5-musl.tar
-  linux-armv6:
-    <<: *build-settings
-    steps:
-      - restore_cache:
-          key: base-assets-{{ .Revision }}
-      - run:
-         name: linux-armv6 build
-         no_output_timeout: 1.5h
-         command: |
-           docker load -i ~/docker/base.tar
-           make linux-armv6
-           tagged=$(docker images -q -f 'since=dockcross/linux-armv6:latest' --format '{{.Repository}}:{{.Tag}}' | grep linux-armv6)
-           docker save -o ~/docker/linux-armv6.tar dockcross/linux-armv6:latest $tagged
-      - run:
-         name: linux-armv6 test
-         command: |
-           make linux-armv6.test
-      - save_cache:
-          key: linux-armv6-assets-{{ .Revision }}
-          paths: ~/docker/linux-armv6.tar
-  linux-armv6-musl:
-    <<: *build-settings
-    steps:
-      - restore_cache:
-          key: base-assets-{{ .Revision }}
-      - run:
-         name: linux-armv6-musl build
-         no_output_timeout: 1.5h
-         command: |
-           docker load -i ~/docker/base.tar
-           make linux-armv6-musl
-           tagged=$(docker images -q -f 'since=dockcross/linux-armv6-musl:latest' --format '{{.Repository}}:{{.Tag}}' | grep linux-armv6-musl)
-           docker save -o ~/docker/linux-armv6-musl.tar dockcross/linux-armv6-musl:latest $tagged
-      - run:
-         name: linux-armv6-musl test
-         command: |
-           make linux-armv6-musl.test
-      - save_cache:
-          key: linux-armv6-musl-assets-{{ .Revision }}
-          paths: ~/docker/linux-armv6-musl.tar
-  linux-armv7:
-    <<: *build-settings
-    steps:
-      - restore_cache:
-          key: base-assets-{{ .Revision }}
-      - run:
-         name: linux-armv7 build
-         no_output_timeout: 1.5h
-         command: |
-           docker load -i ~/docker/base.tar
-           make linux-armv7
-           tagged=$(docker images -q -f 'since=dockcross/linux-armv7:latest' --format '{{.Repository}}:{{.Tag}}' | grep linux-armv7)
-           docker save -o ~/docker/linux-armv7.tar dockcross/linux-armv7:latest $tagged
-      - run:
-         name: linux-armv7 test
-         command: |
-           make linux-armv7.test
-      - save_cache:
-          key: linux-armv7-assets-{{ .Revision }}
-          paths: ~/docker/linux-armv7.tar
-  linux-armv7a:
-    <<: *build-settings
-    steps:
-      - restore_cache:
-          key: base-assets-{{ .Revision }}
-      - run:
-         name: linux-armv7a build
-         no_output_timeout: 1.5h
-         command: |
-           docker load -i ~/docker/base.tar
-           make linux-armv7a
-           tagged=$(docker images -q -f 'since=dockcross/linux-armv7a:latest' --format '{{.Repository}}:{{.Tag}}' | grep linux-armv7a)
-           docker save -o ~/docker/linux-armv7a.tar dockcross/linux-armv7a:latest $tagged
-      - run:
-         name: linux-armv7a test
-         command: |
-           make linux-armv7a.test
-      - save_cache:
-          key: linux-armv7a-assets-{{ .Revision }}
-          paths: ~/docker/linux-armv7a.tar
-  linux-armv7l-musl:
-    <<: *build-settings
-    steps:
-      - restore_cache:
-          key: base-assets-{{ .Revision }}
-      - run:
-         name: linux-armv7l-musl build
-         no_output_timeout: 1.5h
-         command: |
-           docker load -i ~/docker/base.tar
-           make linux-armv7l-musl
-           tagged=$(docker images -q -f 'since=dockcross/linux-armv7l-musl:latest' --format '{{.Repository}}:{{.Tag}}' | grep linux-armv7l-musl)
-           docker save -o ~/docker/linux-armv7l-musl.tar dockcross/linux-armv7l-musl:latest $tagged
-      - run:
-         name: linux-armv7l-musl test
-         command: |
-           make linux-armv7l-musl.test
-      - save_cache:
-          key: linux-armv7l-musl-assets-{{ .Revision }}
-          paths: ~/docker/linux-armv7l-musl.tar
-  linux-mipsel:
-    <<: *build-settings
-    steps:
-      - restore_cache:
-          key: base-assets-{{ .Revision }}
-      # Image build currently broken. See #209
-      #- run:
-         #name: linux-mipsel build
-         #no_output_timeout: 1.5h
-         #command: |
-           #docker load -i ~/docker/base.tar
-           #make linux-mipsel
-           #tagged=$(docker images -q -f 'since=dockcross/linux-mipsel:latest' --format '{{.Repository}}:{{.Tag}}' | grep linux-mipsel)
-           #docker save -o ~/docker/linux-mipsel.tar dockcross/linux-mipsel:latest $tagged
-      #- run:
-         #name: linux-mipsel test
-         #command: |
-           #make linux-mipsel.test
-      - save_cache:
-          key: linux-mipsel-assets-{{ .Revision }}
-          paths: ~/docker/linux-mipsel.tar
-  linux-s390x:
-    <<: *build-settings
-    steps:
-      - restore_cache:
-          key: base-assets-{{ .Revision }}
-      - run:
-         name: linux-s390x build
-         no_output_timeout: 1.5h
-         command: |
-           docker load -i ~/docker/base.tar
-           make linux-s390x
-           tagged=$(docker images -q -f 'since=dockcross/linux-s390x:latest' --format '{{.Repository}}:{{.Tag}}' | grep linux-s390x)
-           docker save -o ~/docker/linux-s390x.tar dockcross/linux-s390x:latest $tagged
-      - run:
-         name: linux-s390x test
-         command: |
-           make linux-s390x.test
-      - save_cache:
-          key: linux-s390x-assets-{{ .Revision }}
-          paths: ~/docker/linux-s390x.tar
-  linux-ppc64le:
-    <<: *build-settings
-    steps:
-      - restore_cache:
-          key: base-assets-{{ .Revision }}
-      - run:
-         name: linux-ppc64le build
-         no_output_timeout: 1.5h
-         command: |
-           docker load -i ~/docker/base.tar
-           make linux-ppc64le
-           tagged=$(docker images -q -f 'since=dockcross/linux-ppc64le:latest' --format '{{.Repository}}:{{.Tag}}' | grep linux-ppc64le)
-           docker save -o ~/docker/linux-ppc64le.tar dockcross/linux-ppc64le:latest $tagged
-      - run:
-         name: linux-ppc64le test
-         command: |
-           make linux-ppc64le.test
-      - save_cache:
-          key: linux-ppc64le-assets-{{ .Revision }}
-          paths: ~/docker/linux-ppc64le.tar
-  linux-x64:
-    <<: *build-settings
-    steps:
-      - restore_cache:
-          key: base-assets-{{ .Revision }}
-      - run:
-         name: linux-x64 build
-         no_output_timeout: 1.5h
-         command: |
-           docker load -i ~/docker/base.tar
-           make linux-x64
-           tagged=$(docker images -q -f 'since=dockcross/linux-x64:latest' --format '{{.Repository}}:{{.Tag}}' | grep linux-x64)
-           docker save -o ~/docker/linux-x64.tar dockcross/linux-x64:latest $tagged
-      - run:
-         name: linux-x64 test
-         command: |
-           make linux-x64.test
-      - save_cache:
-          key: linux-x64-assets-{{ .Revision }}
-          paths: ~/docker/linux-x64.tar
-  linux-x86:
-    <<: *build-settings
-    steps:
-      - restore_cache:
-          key: base-assets-{{ .Revision }}
-      - run:
-         name: linux-x86 build
-         no_output_timeout: 1.5h
-         command: |
-           docker load -i ~/docker/base.tar
-           make linux-x86
-           tagged=$(docker images -q -f 'since=dockcross/linux-x86:latest' --format '{{.Repository}}:{{.Tag}}' | grep linux-x86)
-           docker save -o ~/docker/linux-x86.tar dockcross/linux-x86:latest $tagged
-      - run:
-         name: linux-x86 test
-         command: |
-           make linux-x86.test
-      - save_cache:
-          key: linux-x86-assets-{{ .Revision }}
-          paths: ~/docker/linux-x86.tar
-  manylinux1-x64:
-    <<: *build-settings
-    steps:
-      - restore_cache:
-          key: base-assets-{{ .Revision }}
-      - run:
-         name: manylinux1-x64 build
-         no_output_timeout: 1.5h
-         command: |
-           docker load -i ~/docker/base.tar
-           make manylinux1-x64
-           tagged=$(docker images -q -f 'since=dockcross/manylinux1-x64:latest' --format '{{.Repository}}:{{.Tag}}' | grep manylinux1-x64)
-           docker save -o ~/docker/manylinux1-x64.tar dockcross/manylinux1-x64:latest $tagged
-      - run:
-         name: manylinux1-x64 test
-         command: |
-           make manylinux1-x64.test
-      - save_cache:
-          key: manylinux1-x64-assets-{{ .Revision }}
-          paths: ~/docker/manylinux1-x64.tar
-  manylinux1-x86:
-    <<: *build-settings
-    steps:
-      - restore_cache:
-          key: base-assets-{{ .Revision }}
-      - run:
-         name: manylinux1-x86 build
-         no_output_timeout: 1.5h
-         command: |
-           docker load -i ~/docker/base.tar
-           make manylinux1-x86
-           tagged=$(docker images -q -f 'since=dockcross/manylinux1-x86:latest' --format '{{.Repository}}:{{.Tag}}' | grep manylinux1-x86)
-           docker save -o ~/docker/manylinux1-x86.tar dockcross/manylinux1-x86:latest $tagged
-      - run:
-         name: manylinux1-x86 test
-         command: |
-           make manylinux1-x86.test
-      - save_cache:
-          key: manylinux1-x86-assets-{{ .Revision }}
-          paths: ~/docker/manylinux1-x86.tar
-  manylinux2010-x64:
-    <<: *build-settings
-    steps:
-      - restore_cache:
-          key: base-assets-{{ .Revision }}
-      - run:
-         name: manylinux2010-x64 build
-         no_output_timeout: 1.5h
-         command: |
-           docker load -i ~/docker/base.tar
-           make manylinux2010-x64
-           tagged=$(docker images -q -f 'since=dockcross/manylinux2010-x64:latest' --format '{{.Repository}}:{{.Tag}}' | grep manylinux2010-x64)
-           docker save -o ~/docker/manylinux2010-x64.tar dockcross/manylinux2010-x64:latest $tagged
-      - run:
-         name: manylinux2010-x64 test
-         command: |
-           make manylinux2010-x64.test
-      - save_cache:
-          key: manylinux2010-x64-assets-{{ .Revision }}
-          paths: ~/docker/manylinux2010-x64.tar
-  manylinux2010-x86:
-    <<: *build-settings
-    steps:
-      - restore_cache:
-          key: base-assets-{{ .Revision }}
-      - run:
-         name: manylinux2010-x86 build
-         no_output_timeout: 1.5h
-         command: |
-           docker load -i ~/docker/base.tar
-           make manylinux2010-x86
-           tagged=$(docker images -q -f 'since=dockcross/manylinux2010-x86:latest' --format '{{.Repository}}:{{.Tag}}' | grep manylinux2010-x86)
-           docker save -o ~/docker/manylinux2010-x86.tar dockcross/manylinux2010-x86:latest $tagged
-      - run:
-         name: manylinux2010-x86 test
-         command: |
-           make manylinux2010-x86.test
-      - save_cache:
-          key: manylinux2010-x86-assets-{{ .Revision }}
-          paths: ~/docker/manylinux2010-x86.tar
-  manylinux2014-x64:
-    <<: *build-settings
-    steps:
-      - restore_cache:
-          key: base-assets-{{ .Revision }}
-      - run:
-         name: manylinux2014-x64 build
-         no_output_timeout: 1.5h
-         command: |
-           docker load -i ~/docker/base.tar
-           make manylinux2014-x64
-           tagged=$(docker images -q -f 'since=dockcross/manylinux2014-x64:latest' --format '{{.Repository}}:{{.Tag}}' | grep manylinux2014-x64)
-           docker save -o ~/docker/manylinux2014-x64.tar dockcross/manylinux2014-x64:latest $tagged
-      - run:
-         name: manylinux2014-x64 test
-         command: |
-           make manylinux2014-x64.test
-      - save_cache:
-          key: manylinux2014-x64-assets-{{ .Revision }}
-          paths: ~/docker/manylinux2014-x64.tar
-  manylinux2014-x86:
-    <<: *build-settings
-    steps:
-      - restore_cache:
-          key: base-assets-{{ .Revision }}
-      - run:
-         name: manylinux2014-x86 build
-         no_output_timeout: 1.5h
-         command: |
-           docker load -i ~/docker/base.tar
-           make manylinux2014-x86
-           tagged=$(docker images -q -f 'since=dockcross/manylinux2014-x86:latest' --format '{{.Repository}}:{{.Tag}}' | grep manylinux2014-x86)
-           docker save -o ~/docker/manylinux2014-x86.tar dockcross/manylinux2014-x86:latest $tagged
-      - run:
-         name: manylinux2014-x86 test
-         command: |
-           make manylinux2014-x86.test
-      - save_cache:
-          key: manylinux2014-x86-assets-{{ .Revision }}
-          paths: ~/docker/manylinux2014-x86.tar
-  manylinux2014-aarch64:
-    <<: *build-settings
-    steps:
-      - restore_cache:
-          key: base-assets-{{ .Revision }}
-      - run:
-         name: manylinux2014-aarch64 build
-         no_output_timeout: 1.5h
-         command: |
-           docker load -i ~/docker/base.tar
-           make manylinux2014-aarch64
-           tagged=$(docker images -q -f 'since=dockcross/manylinux2014-aarch64:latest' --format '{{.Repository}}:{{.Tag}}' | grep manylinux2014-aarch64)
-           docker save -o ~/docker/manylinux2014-aarch64.tar dockcross/manylinux2014-aarch64:latest $tagged
-      - run:
-         name: manylinux2014-aarch64 test
-         command: |
-           make manylinux2014-aarch64.test
-      - save_cache:
-          key: manylinux2014-aarch64-assets-{{ .Revision }}
-          paths: ~/docker/manylinux2014-aarch64.tar
-  windows-static-x64:
-    <<: *build-settings
-    steps:
-      - restore_cache:
-          key: base-assets-{{ .Revision }}
-      - run:
-         no_output_timeout: 1.5h
-         name: windows-static-x64 build
-         command: |
-           docker load -i ~/docker/base.tar
-           make windows-static-x64
-           tagged=$(docker images -q -f 'since=dockcross/windows-static-x64:latest' --format '{{.Repository}}:{{.Tag}}' | grep windows-static-x64)
-           docker save -o ~/docker/windows-static-x64.tar dockcross/windows-static-x64:latest $tagged
-      - run:
-         name: windows-static-x64 test
-         command: |
-           make windows-static-x64.test
-      - save_cache:
-          key: windows-static-x64-assets-{{ .Revision }}
-          paths: ~/docker/windows-static-x64.tar
-  windows-static-x64-posix:
-    <<: *build-settings
-    steps:
-      - restore_cache:
-          key: base-assets-{{ .Revision }}
-      - run:
-         no_output_timeout: 1.5h
-         name: windows-static-x64-posix build
-         command: |
-           docker load -i ~/docker/base.tar
-           make windows-static-x64-posix
-           tagged=$(docker images -q -f 'since=dockcross/windows-static-x64-posix:latest' --format '{{.Repository}}:{{.Tag}}' | grep windows-static-x64-posix)
-           docker save -o ~/docker/windows-static-x64-posix.tar dockcross/windows-static-x64-posix:latest $tagged
-      - run:
-         name: windows-static-x64-posix test
-         command: |
-           make windows-static-x64-posix.test
-      - save_cache:
-          key: windows-static-x64-posix-assets-{{ .Revision }}
-          paths: ~/docker/windows-static-x64-posix.tar
-  windows-static-x86:
-    <<: *build-settings
-    steps:
-      - restore_cache:
-          key: base-assets-{{ .Revision }}
-      - run:
-         no_output_timeout: 1.5h
-         name: windows-static-x86 build
-         command: |
-           docker load -i ~/docker/base.tar
-           make windows-static-x86
-           tagged=$(docker images -q -f 'since=dockcross/windows-static-x86:latest' --format '{{.Repository}}:{{.Tag}}' | grep windows-static-x86)
-           docker save -o ~/docker/windows-static-x86.tar dockcross/windows-static-x86:latest $tagged
-      - run:
-         name: windows-static-x86 test
-         command: |
-           make windows-static-x86.test
-      - save_cache:
-          key: windows-static-x86-assets-{{ .Revision }}
-          paths: ~/docker/windows-static-x86.tar
-  windows-shared-x64:
-    <<: *build-settings
-    steps:
-      - restore_cache:
-          key: base-assets-{{ .Revision }}
-      - run:
-         no_output_timeout: 1.5h
-         name: windows-shared-x64 build
-         command: |
-           docker load -i ~/docker/base.tar
-           make windows-shared-x64
-           tagged=$(docker images -q -f 'since=dockcross/windows-shared-x64:latest' --format '{{.Repository}}:{{.Tag}}' | grep windows-shared-x64)
-           docker save -o ~/docker/windows-shared-x64.tar dockcross/windows-shared-x64:latest $tagged
-      - run:
-         name: windows-shared-x64 test
-         command: |
-           make windows-shared-x64.test
-      - save_cache:
-          key: windows-shared-x64-assets-{{ .Revision }}
-          paths: ~/docker/windows-shared-x64.tar
-  windows-shared-x64-posix:
-    <<: *build-settings
-    steps:
-      - restore_cache:
-          key: base-assets-{{ .Revision }}
-      - run:
-         no_output_timeout: 1.5h
-         name: windows-shared-x64-posix build
-         command: |
-           docker load -i ~/docker/base.tar
-           make windows-shared-x64-posix
-           tagged=$(docker images -q -f 'since=dockcross/windows-shared-x64-posix:latest' --format '{{.Repository}}:{{.Tag}}' | grep windows-shared-x64-posix)
-           docker save -o ~/docker/windows-shared-x64-posix.tar dockcross/windows-shared-x64-posix:latest $tagged
-      - run:
-         name: windows-shared-x64-posix test
-         command: |
-           make windows-shared-x64-posix.test
-      - save_cache:
-          key: windows-shared-x64-posix-assets-{{ .Revision }}
-          paths: ~/docker/windows-shared-x64-posix.tar
-  windows-shared-x86:
-    <<: *build-settings
-    steps:
-      - restore_cache:
-          key: base-assets-{{ .Revision }}
-      - run:
-         no_output_timeout: 1.5h
-         name: windows-shared-x86 build
-         command: |
-           docker load -i ~/docker/base.tar
-           make windows-shared-x86
-           tagged=$(docker images -q -f 'since=dockcross/windows-shared-x86:latest' --format '{{.Repository}}:{{.Tag}}' | grep windows-shared-x86)
-           docker save -o ~/docker/windows-shared-x86.tar dockcross/windows-shared-x86:latest $tagged
-      - run:
-         name: windows-shared-x86 test
-         command: |
-           make windows-shared-x86.test
-      - save_cache:
-          key: windows-shared-x86-assets-{{ .Revision }}
-          paths: ~/docker/windows-shared-x86.tar
-  deploy:
-    <<: *build-settings
-    steps:
-      - restore_cache:
-          key: base-assets-{{ .Revision }}
-      - deploy:
-          name: Deploy base
-          command: |
-            docker load -i ~/docker/base.tar
-            if [ "${CIRCLE_BRANCH}" == "master" ]; then
-              docker login -u $DOCKER_USER -p $DOCKER_PASS
-              docker push dockcross/base:latest
-            fi
-      - restore_cache:
-          key: android-arm-assets-{{ .Revision }}
-      - deploy:
-          name: Deploy android-arm
-          command: |
-            docker load -i ~/docker/android-arm.tar
-            if [ "${CIRCLE_BRANCH}" == "master" ]; then
-              docker login -u $DOCKER_USER -p $DOCKER_PASS
-              docker push dockcross/android-arm:latest
-              tagged=$(docker images -q -f 'since=dockcross/android-arm:latest' --format '{{.Repository}}:{{.Tag}}' | grep android-arm)
-              docker push $tagged
-            fi
-      - restore_cache:
-          key: android-arm64-assets-{{ .Revision }}
-      - deploy:
-          name: Deploy android-arm64
-          command: |
-            docker load -i ~/docker/android-arm64.tar
-            if [ "${CIRCLE_BRANCH}" == "master" ]; then
-              docker login -u $DOCKER_USER -p $DOCKER_PASS
-              docker push dockcross/android-arm64:latest
-              tagged=$(docker images -q -f 'since=dockcross/android-arm64:latest' --format '{{.Repository}}:{{.Tag}}' | grep android-arm64)
-              docker push $tagged
-            fi
-      - restore_cache:
-          key: android-x86-assets-{{ .Revision }}
-      - deploy:
-          name: Deploy android-x86
-          command: |
-            docker load -i ~/docker/android-x86.tar
-            if [ "${CIRCLE_BRANCH}" == "master" ]; then
-              docker login -u $DOCKER_USER -p $DOCKER_PASS
-              docker push dockcross/android-x86:latest
-              tagged=$(docker images -q -f 'since=dockcross/android-x86:latest' --format '{{.Repository}}:{{.Tag}}' | grep android-x86)
-              docker push $tagged
-            fi
-      - restore_cache:
-          key: android-x86_64-assets-{{ .Revision }}
-      - deploy:
-          name: Deploy android-x86_64
-          command: |
-            docker load -i ~/docker/android-x86_64.tar
-            if [ "${CIRCLE_BRANCH}" == "master" ]; then
-              docker login -u $DOCKER_USER -p $DOCKER_PASS
-              docker push dockcross/android-x86_64:latest
-              tagged=$(docker images -q -f 'since=dockcross/android-x86_64:latest' --format '{{.Repository}}:{{.Tag}}' | grep android-x86_64)
-              docker push $tagged
-            fi
-      - restore_cache:
-          key: web-wasm-assets-{{ .Revision }}
-      - deploy:
-          name: Deploy web-wasm
-          command: |
-            docker load -i ~/docker/web-wasm.tar
-            if [ "${CIRCLE_BRANCH}" == "master" ]; then
-              docker login -u $DOCKER_USER -p $DOCKER_PASS
-              docker push dockcross/web-wasm:latest
-              tagged=$(docker images -q -f 'since=dockcross/web-wasm:latest' --format '{{.Repository}}:{{.Tag}}' | grep web-wasm)
-              docker push $tagged
-            fi
-      - restore_cache:
-          key: linux-arm64-assets-{{ .Revision }}
-      - deploy:
-          name: Deploy linux-arm64
-          command: |
-            docker load -i ~/docker/linux-arm64.tar
-            if [ "${CIRCLE_BRANCH}" == "master" ]; then
-              docker login -u $DOCKER_USER -p $DOCKER_PASS
-              docker push dockcross/linux-arm64:latest
-              tagged=$(docker images -q -f 'since=dockcross/linux-arm64:latest' --format '{{.Repository}}:{{.Tag}}' | grep linux-arm64)
-              docker push $tagged
-            fi
-      - restore_cache:
-          key: linux-arm64-musl-assets-{{ .Revision }}
-      - deploy:
-          name: Deploy linux-arm64-musl
-          command: |
-            docker load -i ~/docker/linux-arm64-musl.tar
-            if [ "${CIRCLE_BRANCH}" == "master" ]; then
-              docker login -u $DOCKER_USER -p $DOCKER_PASS
-              docker push dockcross/linux-arm64-musl:latest
-              tagged=$(docker images -q -f 'since=dockcross/linux-arm64-musl:latest' --format '{{.Repository}}:{{.Tag}}' | grep linux-arm64-musl)
-              docker push $tagged
-            fi
-      - restore_cache:
-          key: linux-armv5-assets-{{ .Revision }}
-      - deploy:
-          name: Deploy linux-armv5
-          command: |
-            docker load -i ~/docker/linux-armv5.tar
-            if [ "${CIRCLE_BRANCH}" == "master" ]; then
-              docker login -u $DOCKER_USER -p $DOCKER_PASS
-              docker push dockcross/linux-armv5:latest
-              tagged=$(docker images -q -f 'since=dockcross/linux-armv5:latest' --format '{{.Repository}}:{{.Tag}}' | grep linux-armv5)
-              docker push $tagged
-            fi
-      - restore_cache:
-          key: linux-armv6-assets-{{ .Revision }}
-      - deploy:
-          name: Deploy linux-armv6
-          command: |
-            docker load -i ~/docker/linux-armv6.tar
-            if [ "${CIRCLE_BRANCH}" == "master" ]; then
-              docker login -u $DOCKER_USER -p $DOCKER_PASS
-              docker push dockcross/linux-armv6:latest
-              tagged=$(docker images -q -f 'since=dockcross/linux-armv6:latest' --format '{{.Repository}}:{{.Tag}}' | grep linux-armv6)
-              docker push $tagged
-            fi
-      - restore_cache:
-          key: linux-armv6-musl-assets-{{ .Revision }}
-      - deploy:
-          name: Deploy linux-armv6-musl
-          command: |
-            docker load -i ~/docker/linux-armv6-musl.tar
-            if [ "${CIRCLE_BRANCH}" == "master" ]; then
-              docker login -u $DOCKER_USER -p $DOCKER_PASS
-              docker push dockcross/linux-armv6-musl:latest
-              tagged=$(docker images -q -f 'since=dockcross/linux-armv6-musl:latest' --format '{{.Repository}}:{{.Tag}}' | grep linux-armv6-musl)
-              docker push $tagged
-            fi
-      - restore_cache:
-          key: linux-armv7-assets-{{ .Revision }}
-      - deploy:
-          name: Deploy linux-armv7
-          command: |
-            docker load -i ~/docker/linux-armv7.tar
-            if [ "${CIRCLE_BRANCH}" == "master" ]; then
-              docker login -u $DOCKER_USER -p $DOCKER_PASS
-              docker push dockcross/linux-armv7:latest
-              tagged=$(docker images -q -f 'since=dockcross/linux-armv7:latest' --format '{{.Repository}}:{{.Tag}}' | grep linux-armv7)
-              docker push $tagged
-            fi
-      - restore_cache:
-          key: linux-armv7a-assets-{{ .Revision }}
-      - deploy:
-          name: Deploy linux-armv7a
-          command: |
-            docker load -i ~/docker/linux-armv7a.tar
-            if [ "${CIRCLE_BRANCH}" == "master" ]; then
-              docker login -u $DOCKER_USER -p $DOCKER_PASS
-              docker push dockcross/linux-armv7a:latest
-              tagged=$(docker images -q -f 'since=dockcross/linux-armv7a:latest' --format '{{.Repository}}:{{.Tag}}' | grep linux-armv7a)
-              docker push $tagged
-            fi
-      - restore_cache:
-          key: linux-armv7l-musl-assets-{{ .Revision }}
-      - deploy:
-          name: Deploy linux-armv7l-musl
-          command: |
-            docker load -i ~/docker/linux-armv7l-musl.tar
-            if [ "${CIRCLE_BRANCH}" == "master" ]; then
-              docker login -u $DOCKER_USER -p $DOCKER_PASS
-              docker push dockcross/linux-armv7l-musl:latest
-              tagged=$(docker images -q -f 'since=dockcross/linux-armv7l-musl:latest' --format '{{.Repository}}:{{.Tag}}' | grep linux-armv7l-musl)
-              docker push $tagged
-            fi
-      # Image build currently broken. See #209
-      #- restore_cache:
-          #key: linux-mipsel-assets-{{ .Revision }}
-      #- deploy:
-          #name: Deploy linux-mipsel
-          #command: |
-            #docker load -i ~/docker/linux-mipsel.tar
-            #if [ "${CIRCLE_BRANCH}" == "master" ]; then
-              #docker login -u $DOCKER_USER -p $DOCKER_PASS
-              #docker push dockcross/linux-mipsel:latest
-              #tagged=$(docker images -q -f 'since=dockcross/linux-mipsel:latest' --format '{{.Repository}}:{{.Tag}}' | grep linux-mipsel)
-              #docker push $tagged
-            #fi
-      - restore_cache:
-          key: linux-s390x-assets-{{ .Revision }}
-      - deploy:
-          name: Deploy linux-s390x
-          command: |
-            docker load -i ~/docker/linux-s390x.tar
-            if [ "${CIRCLE_BRANCH}" == "master" ]; then
-              docker login -u $DOCKER_USER -p $DOCKER_PASS
-              docker push dockcross/linux-s390x:latest
-              tagged=$(docker images -q -f 'since=dockcross/linux-s390x:latest' --format '{{.Repository}}:{{.Tag}}' | grep linux-s390x)
-              docker push $tagged
-            fi
-      # Disabled per Issue #430
-      #- restore_cache:
-          #key: linux-ppc64le-assets-{{ .Revision }}
-      #- deploy:
-          #name: Deploy linux-ppc64le
-          #command: |
-            #docker load -i ~/docker/linux-ppc64le.tar
-            #if [ "${CIRCLE_BRANCH}" == "master" ]; then
-              #docker login -u $DOCKER_USER -p $DOCKER_PASS
-              #docker push dockcross/linux-ppc64le:latest
-              #tagged=$(docker images -q -f 'since=dockcross/linux-ppc64le:latest' --format '{{.Repository}}:{{.Tag}}' | grep linux-ppc64le)
-              #docker push $tagged
-            #fi
-      - restore_cache:
-          key: linux-x64-assets-{{ .Revision }}
-      - deploy:
-          name: Deploy linux-x64
-          command: |
-            docker load -i ~/docker/linux-x64.tar
-            if [ "${CIRCLE_BRANCH}" == "master" ]; then
-              docker login -u $DOCKER_USER -p $DOCKER_PASS
-              docker push dockcross/linux-x64:latest
-              tagged=$(docker images -q -f 'since=dockcross/linux-x64:latest' --format '{{.Repository}}:{{.Tag}}' | grep linux-x64)
-              docker push $tagged
-            fi
-      - restore_cache:
-          key: linux-x86-assets-{{ .Revision }}
-      - deploy:
-          name: Deploy linux-x86
-          command: |
-            docker load -i ~/docker/linux-x86.tar
-            if [ "${CIRCLE_BRANCH}" == "master" ]; then
-              docker login -u $DOCKER_USER -p $DOCKER_PASS
-              docker push dockcross/linux-x86:latest
-              tagged=$(docker images -q -f 'since=dockcross/linux-x86:latest' --format '{{.Repository}}:{{.Tag}}' | grep linux-x86)
-              docker push $tagged
-            fi
-      - restore_cache:
-          key: manylinux1-x64-assets-{{ .Revision }}
-      - deploy:
-          name: Deploy manylinux1-x64
-          command: |
-            docker load -i ~/docker/manylinux1-x64.tar
-            if [ "${CIRCLE_BRANCH}" == "master" ]; then
-              docker login -u $DOCKER_USER -p $DOCKER_PASS
-              docker push dockcross/manylinux1-x64:latest
-              tagged=$(docker images -q -f 'since=dockcross/manylinux1-x64:latest' --format '{{.Repository}}:{{.Tag}}' | grep manylinux1-x64)
-              docker push $tagged
-            fi
-      - restore_cache:
-          key: manylinux1-x86-assets-{{ .Revision }}
-      - deploy:
-          name: Deploy manylinux1-x86
-          command: |
-            docker load -i ~/docker/manylinux1-x86.tar
-            if [ "${CIRCLE_BRANCH}" == "master" ]; then
-              docker login -u $DOCKER_USER -p $DOCKER_PASS
-              docker push dockcross/manylinux1-x86:latest
-              tagged=$(docker images -q -f 'since=dockcross/manylinux1-x86:latest' --format '{{.Repository}}:{{.Tag}}' | grep manylinux1-x86)
-              docker push $tagged
-            fi
-      - restore_cache:
-          key: manylinux2010-x64-assets-{{ .Revision }}
-      - deploy:
-          name: Deploy manylinux2010-x64
-          command: |
-            docker load -i ~/docker/manylinux2010-x64.tar
-            if [ "${CIRCLE_BRANCH}" == "master" ]; then
-              docker login -u $DOCKER_USER -p $DOCKER_PASS
-              docker push dockcross/manylinux2010-x64:latest
-              tagged=$(docker images -q -f 'since=dockcross/manylinux2010-x64:latest' --format '{{.Repository}}:{{.Tag}}' | grep manylinux2010-x64)
-              docker push $tagged
-            fi
-      - restore_cache:
-          key: manylinux2010-x86-assets-{{ .Revision }}
-      - deploy:
-          name: Deploy manylinux2010-x86
-          command: |
-            docker load -i ~/docker/manylinux2010-x86.tar
-            if [ "${CIRCLE_BRANCH}" == "master" ]; then
-              docker login -u $DOCKER_USER -p $DOCKER_PASS
-              docker push dockcross/manylinux2010-x86:latest
-              tagged=$(docker images -q -f 'since=dockcross/manylinux2010-x86:latest' --format '{{.Repository}}:{{.Tag}}' | grep manylinux2010-x86)
-              docker push $tagged
-            fi
-      - restore_cache:
-          key: manylinux2014-x64-assets-{{ .Revision }}
-      - deploy:
-          name: Deploy manylinux2014-x64
-          command: |
-            docker load -i ~/docker/manylinux2014-x64.tar
-            if [ "${CIRCLE_BRANCH}" == "master" ]; then
-              docker login -u $DOCKER_USER -p $DOCKER_PASS
-              docker push dockcross/manylinux2014-x64:latest
-              tagged=$(docker images -q -f 'since=dockcross/manylinux2014-x64:latest' --format '{{.Repository}}:{{.Tag}}' | grep manylinux2014-x64)
-              docker push $tagged
-            fi
-      - restore_cache:
-          key: manylinux2014-x86-assets-{{ .Revision }}
-      - deploy:
-          name: Deploy manylinux2014-x86
-          command: |
-            docker load -i ~/docker/manylinux2014-x86.tar
-            if [ "${CIRCLE_BRANCH}" == "master" ]; then
-              docker login -u $DOCKER_USER -p $DOCKER_PASS
-              docker push dockcross/manylinux2014-x86:latest
-              tagged=$(docker images -q -f 'since=dockcross/manylinux2014-x86:latest' --format '{{.Repository}}:{{.Tag}}' | grep manylinux2014-x86)
-              docker push $tagged
-            fi
-      - restore_cache:
-          key: manylinux2014-aarch64-assets-{{ .Revision }}
-      - deploy:
-          name: Deploy manylinux2014-aarch64
-          command: |
-            docker load -i ~/docker/manylinux2014-x64.tar
-            docker load -i ~/docker/manylinux2014-aarch64.tar
-            if [ "${CIRCLE_BRANCH}" == "master" ]; then
-              docker login -u $DOCKER_USER -p $DOCKER_PASS
-              docker push dockcross/manylinux2014-aarch64:latest
-              tagged=$(docker images -q -f 'since=dockcross/manylinux2014-aarch64:latest' --format '{{.Repository}}:{{.Tag}}' | grep manylinux2014-aarch64)
-              docker push $tagged
-            fi
-      - restore_cache:
-          key: windows-static-x64-assets-{{ .Revision }}
-      - deploy:
-          name: Deploy windows-static-x64
-          command: |
-            docker load -i ~/docker/windows-static-x64.tar
-            if [ "${CIRCLE_BRANCH}" == "master" ]; then
-              docker login -u $DOCKER_USER -p $DOCKER_PASS
-              docker push dockcross/windows-static-x64:latest
-              tagged=$(docker images -q -f 'since=dockcross/windows-static-x64:latest' --format '{{.Repository}}:{{.Tag}}' | grep windows-static-x64)
-              docker push $tagged
-            fi
-      - restore_cache:
-          key: windows-static-x64-posix-assets-{{ .Revision }}
-      - deploy:
-          name: Deploy windows-static-x64-posix
-          command: |
-            docker load -i ~/docker/windows-static-x64-posix.tar
-            if [ "${CIRCLE_BRANCH}" == "master" ]; then
-              docker login -u $DOCKER_USER -p $DOCKER_PASS
-              docker push dockcross/windows-static-x64-posix:latest
-              tagged=$(docker images -q -f 'since=dockcross/windows-static-x64-posix:latest' --format '{{.Repository}}:{{.Tag}}' | grep windows-static-x64-posix)
-              docker push $tagged
-            fi
-      - restore_cache:
-          key: windows-static-x86-assets-{{ .Revision }}
-      - deploy:
-          name: Deploy windows-static-x86
-          command: |
-            docker load -i ~/docker/windows-static-x86.tar
-            if [ "${CIRCLE_BRANCH}" == "master" ]; then
-              docker login -u $DOCKER_USER -p $DOCKER_PASS
-              docker push dockcross/windows-static-x86:latest
-              tagged=$(docker images -q -f 'since=dockcross/windows-static-x86:latest' --format '{{.Repository}}:{{.Tag}}' | grep windows-static-x86)
-              docker push $tagged
-            fi
-      - restore_cache:
-          key: windows-shared-x64-assets-{{ .Revision }}
-      - deploy:
-          name: Deploy windows-shared-x64
-          command: |
-            docker load -i ~/docker/windows-shared-x64.tar
-            if [ "${CIRCLE_BRANCH}" == "master" ]; then
-              docker login -u $DOCKER_USER -p $DOCKER_PASS
-              docker push dockcross/windows-shared-x64:latest
-              tagged=$(docker images -q -f 'since=dockcross/windows-shared-x64:latest' --format '{{.Repository}}:{{.Tag}}' | grep windows-shared-x64)
-              docker push $tagged
-            fi
-      - restore_cache:
-          key: windows-shared-x64-posix-assets-{{ .Revision }}
-      - deploy:
-          name: Deploy windows-shared-x64-posix
-          command: |
-            docker load -i ~/docker/windows-shared-x64-posix.tar
-            if [ "${CIRCLE_BRANCH}" == "master" ]; then
-              docker login -u $DOCKER_USER -p $DOCKER_PASS
-              docker push dockcross/windows-shared-x64-posix:latest
-              tagged=$(docker images -q -f 'since=dockcross/windows-shared-x64-posix:latest' --format '{{.Repository}}:{{.Tag}}' | grep windows-shared-x64-posix)
-              docker push $tagged
-            fi
-      - restore_cache:
-          key: windows-shared-x86-assets-{{ .Revision }}
-      - deploy:
-          name: Deploy windows-shared-x86
-          command: |
-            docker load -i ~/docker/windows-shared-x86.tar
-            if [ "${CIRCLE_BRANCH}" == "master" ]; then
-              docker login -u $DOCKER_USER -p $DOCKER_PASS
-              docker push dockcross/windows-shared-x86:latest
-              tagged=$(docker images -q -f 'since=dockcross/windows-shared-x86:latest' --format '{{.Repository}}:{{.Tag}}' | grep windows-shared-x86)
-              docker push $tagged
-            fi
-
-workflows:
-    version: 2
-    build-test-deploy:
-      jobs:
-        - base
-        - android-arm:
-            requires:
-              - base
-        - android-arm64:
-            requires:
-              - base
-        - android-x86:
-            requires:
-              - base
-        - android-x86_64:
-            requires:
-              - base
-        - web-wasm:
-            requires:
-              - base
-        - linux-arm64:
-            requires:
-              - base
-        - linux-arm64-musl:
-            requires:
-              - base
-        - linux-armv5:
-            requires:
-              - base
-        - linux-armv6:
-            requires:
-              - base
-        - linux-armv6-musl:
-            requires:
-              - base
-        - linux-armv7:
-            requires:
-              - base
-        - linux-armv7a:
-            requires:
-              - base
-        - linux-armv7l-musl:
-            requires:
-              - base
-        # Image build currently broken. See #209
-        #- linux-mipsel:
-            #requires:
-              #- base
-        - linux-s390x:
-            requires:
-              - base
-        # Disabled per Issue #430
-        #- linux-ppc64le:
-            #requires:
-              #- base
-        - linux-x64:
-            requires:
-              - base
-        - linux-x86:
-            requires:
-              - base
-        - manylinux1-x64:
-            requires:
-              - base
-        - manylinux1-x86:
-            requires:
-              - base
-        - manylinux2010-x64:
-            requires:
-              - base
-        - manylinux2010-x86:
-            requires:
-              - base
-        - manylinux2014-x64:
-            requires:
-              - base
-        - manylinux2014-x86:
-            requires:
-              - base
-        - manylinux2014-aarch64:
-            requires:
-              - base
-              - manylinux2014-x64
-        - windows-static-x64:
-            requires:
-              - base
-        - windows-static-x64-posix:
-            requires:
-              - base
-        - windows-static-x86:
-            requires:
-              - base
-        - windows-shared-x64:
-            requires:
-              - base
-        - windows-shared-x64-posix:
-            requires:
-              - base
-        - windows-shared-x86:
-            requires:
-              - base
-        - deploy:
-            requires:
-              - base
-              - android-arm
-              - android-arm64
-              - android-x86
-              - android-x86_64
-              - web-wasm
-              - linux-arm64
-              - linux-arm64-musl
-              - linux-armv5
-              - linux-armv6
-              - linux-armv7
-              - linux-armv7a
-              - linux-armv7l-musl
-              #- linux-mipsel
-              - linux-s390x
-              #- linux-ppc64le
-              - linux-x64
-              - linux-x86
-              - manylinux1-x64
-              - manylinux1-x86
-              - manylinux2010-x64
-              - manylinux2010-x86
-              - manylinux2014-x64
-              - manylinux2014-x86
-              - manylinux2014-aarch64
-              - windows-static-x64
-              - windows-static-x64-posix
-              - windows-static-x86
-              - windows-shared-x64
-              - windows-shared-x64-posix
-              - windows-shared-x86
diff --git a/.github/workflows/main.yml b/.github/workflows/main.yml
new file mode 100644
index 0000000..cdcbe7b
--- /dev/null
+++ b/.github/workflows/main.yml
@@ -0,0 +1,56 @@
+name: Dockcross CI
+
+on:
+  push:
+    branches:
+    - 'master'
+  pull_request:
+    branches:
+    - '*'
+
+jobs:
+  base:
+    name: base
+    runs-on: ubuntu-20.04
+    steps:
+      - uses: actions/checkout@v2
+      - name: build
+        run: make base
+      - name: test
+        run: make base.test
+      - name: archive base
+        run: |
+            mkdir -p cache
+            docker save -o ./cache/base.tar dockcross/base:latest
+      - name: save base
+        uses: actions/upload-artifact@v2
+        with:
+          name: cache
+          path: ./cache
+          retention-days: 1
+
+  image:
+    name: ${{ matrix.arch_name }}
+    needs: base
+    runs-on: ubuntu-20.04
+    strategy:
+      fail-fast: false
+      matrix:
+        arch_name: [android-arm, android-arm64, android-x86, android-x86_64, web-wasm, linux-arm64, linux-arm64-musl, linux-armv5, linux-armv5-musl, linux-armv6, linux-armv6-musl, linux-armv7, linux-armv7a, linux-armv7l-musl, linux-s390x, linux-x64, linux-x86, manylinux1-x64, manylinux1-x86, manylinux2010-x64, manylinux2010-x86, manylinux2014-x64, manylinux2014-x86, manylinux2014-aarch64, windows-static-x64, windows-static-x64-posix, windows-static-x86, windows-shared-x64, windows-shared-x64-posix, windows-shared-x86]
+    steps:
+      - uses: actions/checkout@v2
+      - uses: actions/download-artifact@v2
+        with:
+          name: cache
+          path: ./cache
+      - name: load base
+        run: docker load -i ./cache/base.tar
+      - name: build
+        run: make ${{ matrix.arch_name }}
+      - name: test
+        run: make ${{ matrix.arch_name }}.test
+      - name: deploy
+        if: github.ref == 'master'
+        run: |
+            docker login -u ${{ secrets.DOCKER_USER }} -p ${{ secrets.DOCKER_PASS }}
+            docker image push dockcross/${{ matrix.arch_name }}