diff --git a/.github/workflows/build.yml b/.github/workflows/build.yml
deleted file mode 100644
index 9217a08..0000000
--- a/.github/workflows/build.yml
+++ /dev/null
@@ -1,153 +0,0 @@
-name: Build FFmpeg
-
-on:
-  push: []
-  repository_dispatch:
-    types: [build]
-  schedule:
-    - cron: '0 12 * * *'
-
-jobs:
-  purge_artifacts:
-    name: Purge old artifacts
-    runs-on: ubuntu-latest
-    steps:
-      - name: Purge old artifacts
-        uses: c-hive/gha-remove-artifacts@v1
-        with:
-          age: 0 days
-          skip-recent: 3
-  build_base:
-    name: Build base image
-    runs-on: ubuntu-latest
-    steps:
-      - name: Checkout
-        uses: actions/checkout@v2
-      - name: Login to Docker
-        uses: docker/login-action@v1
-        with:
-          registry: docker.pkg.github.com
-          username: ${{ github.actor }}
-          password: ${{ github.token }}
-      - name: Image Name
-        id: imagename
-        run: echo "::set-output name=name::docker.pkg.github.com/${GITHUB_REPOSITORY,,}/base:latest"
-      - name: Pull latest
-        run: docker pull ${{ steps.imagename.outputs.name }} || true
-      - name: Build base image
-        run: docker build --pull --cache-from ${{ steps.imagename.outputs.name }} --tag ${{ steps.imagename.outputs.name }} images/base
-      - name: Push base image
-        run: docker push ${{ steps.imagename.outputs.name }}
-  build_target_bases:
-    name: Build target base image
-    needs: build_base
-    runs-on: ubuntu-latest
-    strategy:
-      fail-fast: false
-      matrix:
-        target: [win32]
-    steps:
-      - name: Checkout
-        uses: actions/checkout@v2
-      - name: Login to Docker
-        uses: docker/login-action@v1
-        with:
-          registry: docker.pkg.github.com
-          username: ${{ github.actor }}
-          password: ${{ github.token }}
-      - name: Image Name
-        id: imagename
-        run: echo "::set-output name=name::docker.pkg.github.com/${GITHUB_REPOSITORY,,}/base-${{ matrix.target }}:latest"
-      - name: Pull latest
-        run: docker pull ${{ steps.imagename.outputs.name }} || true
-      - name: Build target base image
-        run: docker build --pull --build-arg GH_REPO=${GITHUB_REPOSITORY,,} --cache-from ${{ steps.imagename.outputs.name }} --tag ${{ steps.imagename.outputs.name }} images/base-${{ matrix.target }}
-      - name: Push target base image
-        run: docker push ${{ steps.imagename.outputs.name }}
-  build_targets:
-    name: Build target-variant image
-    needs: build_target_bases
-    runs-on: ubuntu-latest
-    strategy:
-      fail-fast: false
-      matrix:
-        target: [win32]
-        variant: [gpl,lgpl,gpl vulkan,lgpl vulkan,gpl 4.3,lgpl 4.3,gpl-shared,lgpl-shared,gpl-shared vulkan,lgpl-shared vulkan,gpl-shared 4.3,lgpl-shared 4.3]
-    steps:
-      - name: Checkout
-        uses: actions/checkout@v2
-      - name: Generate Dockerfile
-        run: ./generate.sh ${{ matrix.target }} ${{ matrix.variant }}
-      - name: Login to Docker
-        uses: docker/login-action@v1
-        with:
-          registry: docker.pkg.github.com
-          username: ${{ github.actor }}
-          password: ${{ github.token }}
-      - name: Image Name
-        id: imagename
-        run: |
-          IMG="docker.pkg.github.com/${GITHUB_REPOSITORY,,}/${{ matrix.target }}-${{ matrix.variant }}:latest"
-          echo "::set-output name=name::${IMG/ /-}"
-      - name: Pull latest
-        run: docker pull ${{ steps.imagename.outputs.name }} || true
-      - name: Build variant image
-        run: docker build --pull --cache-from ${{ steps.imagename.outputs.name }} --tag ${{ steps.imagename.outputs.name }} .
-      - name: Push variant image
-        run: docker push ${{ steps.imagename.outputs.name }}
-  build_ffmpeg:
-    name: Build ffmpeg
-    needs: build_targets
-    runs-on: ubuntu-latest
-    strategy:
-      fail-fast: false
-      matrix:
-        target: [win32]
-        variant: [gpl,lgpl,gpl vulkan,lgpl vulkan,gpl 4.3,lgpl 4.3,gpl-shared,lgpl-shared,gpl-shared vulkan,lgpl-shared vulkan,gpl-shared 4.3,lgpl-shared 4.3]
-    steps:
-      - name: Checkout
-        uses: actions/checkout@v2
-      - name: Login to Docker
-        uses: docker/login-action@v1
-        with:
-          registry: docker.pkg.github.com
-          username: ${{ github.actor }}
-          password: ${{ github.token }}
-      - name: Build ffmpeg
-        run: ./build.sh ${{ matrix.target }} ${{ matrix.variant }}
-      - name: Upload artifacts
-        uses: actions/upload-artifact@v2
-        with:
-          name: ffmpeg
-          path: artifacts/*
-  publish_release:
-    name: Publish release
-    if: github.event_name != 'push'
-    needs: build_ffmpeg
-    runs-on: ubuntu-latest
-    steps:
-      - name: Checkout
-        uses: actions/checkout@v2
-      - name: Download artifacts
-        uses: actions/download-artifact@v2
-        with:
-          name: ffmpeg
-          path: artifacts
-      - name: Create release
-        id: create_release
-        run: |
-          set -xe
-          NAME="Auto-Build $(date +'%Y-%m-%d %H:%M')"
-          TAGNAME="autobuild-$(date +'%Y-%m-%d-%H-%M')"
-          hub release create $(for a in artifacts/*.zip; do echo -a $a; done) -m "$NAME" -t "master" "$TAGNAME"
-          echo "::set-output name=tag_name::${TAGNAME}"
-        env:
-          GITHUB_TOKEN: ${{ github.token }}
-      - name: Update Wiki
-        run: ./util/update_wiki.sh artifacts ${{ steps.create_release.outputs.tag_name }}
-        env:
-          GITHUB_TOKEN: ${{ github.token }}
-      - name: Prune old releases
-        run: ./util/prunetags.sh
-        env:
-          GITHUB_TOKEN: ${{ github.token }}