diff --git a/.github/workflows/gen_debian9.12.yml b/.github/workflows/gen_debian9.12.yml
deleted file mode 100644
index e8c06e1e5..000000000
--- a/.github/workflows/gen_debian9.12.yml
+++ /dev/null
@@ -1,103 +0,0 @@
-name: debian9.12
-
-on:
-  pull_request:
-    branches:
-      - main
-    paths-ignore:
-      - ".cirrus.yml"
-      - "docs/*"
-      - "ci/build-docs.sh"
-      - "ci/generate-docs.py"
-      - "ci/subst-release-info.py"
-      - ".github/workflows/pages.yml"
-      - ".github/workflows/verify-pages.yml"
-      - ".github/workflows/no-response.yml"
-      - ".github/ISSUE_TEMPLATE/*"
-      - "**/*.md"
-      - "**/*.markdown"
-
-jobs:
-  build:
-    runs-on: "ubuntu-latest"
-    container: "debian:9.12"
-
-    steps:
-      - name: "set APT to non-interactive"
-        shell: bash
-        run: "echo 'debconf debconf/frontend select Noninteractive' | debconf-set-selections"
-      - name: "Update APT"
-        shell: bash
-        run: "apt update"
-      - name: "Cache Git installation"
-        uses: actions/cache@v3
-        with:
-          path: "/usr/local/git"
-          key: "debian9.12-git-2.26.2"
-      - name: "Install Git from source"
-        shell: bash
-        run: |
-          apt-get install -y wget libcurl4-openssl-dev libexpat-dev gettext libssl-dev libz-dev gcc libextutils-autoinstall-perl make
-          if test ! -x /usr/local/git/bin/git ; then
-              cd /tmp
-              wget https://github.com/git/git/archive/v2.26.2.tar.gz
-              tar xzf v2.26.2.tar.gz
-              cd git-2.26.2
-              make prefix=/usr/local/git install
-          fi
-          ln -s /usr/local/git/bin/git /usr/local/bin/git
-      - name: "Install curl"
-        shell: bash
-        run: "apt-get install -y curl"
-      - name: "Update APT"
-        shell: bash
-        run: "apt update"
-      - name: "Ensure /run/sshd exists"
-        shell: bash
-        run: "mkdir -p /run/sshd"
-      - name: "Install openssh-server"
-        shell: bash
-        run: "apt-get install -y openssh-server"
-      - name: "Workaround git permissions issue"
-        shell: bash
-        run: "git config --global --add safe.directory /__w/wezterm/wezterm"
-      - name: "checkout repo"
-        uses: actions/checkout@v3
-        with:
-          submodules: "recursive"
-      - name: "Install Rust"
-        uses: actions-rs/toolchain@v1
-        with:
-          profile: "minimal"
-          toolchain: "stable"
-          override: true
-          components: "rustfmt"
-        env:
-          ACTIONS_ALLOW_UNSECURE_COMMANDS: "true"
-      - name: "Cache cargo"
-        uses: actions/cache@v3
-        with:
-          path: |
-            ~/.cargo/registry
-            ~/.cargo/git
-            target
-          key: "debian9.12-None-2-${{ runner.os }}-${{ hashFiles('**/Cargo.lock') }}-cargo"
-      - name: "Install System Deps"
-        shell: bash
-        run: "env PATH=$PATH ./get-deps"
-      - name: "Build (Release mode)"
-        shell: bash
-        run: "cargo build --all --release"
-      - name: "Test (Release mode)"
-        shell: bash
-        run: "cargo test --all --release"
-      - name: "Package"
-        shell: bash
-        run: "bash ci/deploy.sh"
-      - name: "Upload artifact"
-        uses: actions/upload-artifact@v3
-        with:
-          name: "debian9.12"
-          path: |
-            wezterm-*.deb
-            wezterm-*.xz
diff --git a/.github/workflows/gen_debian9.12_continuous.yml b/.github/workflows/gen_debian9.12_continuous.yml
deleted file mode 100644
index c6cf15927..000000000
--- a/.github/workflows/gen_debian9.12_continuous.yml
+++ /dev/null
@@ -1,128 +0,0 @@
-name: debian9.12_continuous
-
-on:
-  schedule:
-    - cron: "10 3 * * *"
-  push:
-    branches:
-      - main
-    paths-ignore:
-      - ".cirrus.yml"
-      - "docs/**"
-      - "ci/build-docs.sh"
-      - "ci/generate-docs.py"
-      - "ci/subst-release-info.py"
-      - ".github/workflows/pages.yml"
-      - ".github/workflows/verify-pages.yml"
-      - ".github/workflows/no-response.yml"
-      - ".github/ISSUE_TEMPLATE/*"
-      - "**/*.md"
-      - "**/*.markdown"
-
-jobs:
-  build:
-    runs-on: "ubuntu-latest"
-    container: "debian:9.12"
-    env:
-      BUILD_REASON: "Schedule"
-
-    steps:
-      - name: "set APT to non-interactive"
-        shell: bash
-        run: "echo 'debconf debconf/frontend select Noninteractive' | debconf-set-selections"
-      - name: "Update APT"
-        shell: bash
-        run: "apt update"
-      - name: "Cache Git installation"
-        uses: actions/cache@v3
-        with:
-          path: "/usr/local/git"
-          key: "debian9.12-git-2.26.2"
-      - name: "Install Git from source"
-        shell: bash
-        run: |
-          apt-get install -y wget libcurl4-openssl-dev libexpat-dev gettext libssl-dev libz-dev gcc libextutils-autoinstall-perl make
-          if test ! -x /usr/local/git/bin/git ; then
-              cd /tmp
-              wget https://github.com/git/git/archive/v2.26.2.tar.gz
-              tar xzf v2.26.2.tar.gz
-              cd git-2.26.2
-              make prefix=/usr/local/git install
-          fi
-          ln -s /usr/local/git/bin/git /usr/local/bin/git
-      - name: "Install curl"
-        shell: bash
-        run: "apt-get install -y curl"
-      - name: "Update APT"
-        shell: bash
-        run: "apt update"
-      - name: "Ensure /run/sshd exists"
-        shell: bash
-        run: "mkdir -p /run/sshd"
-      - name: "Install openssh-server"
-        shell: bash
-        run: "apt-get install -y openssh-server"
-      - name: "Workaround git permissions issue"
-        shell: bash
-        run: "git config --global --add safe.directory /__w/wezterm/wezterm"
-      - name: "checkout repo"
-        uses: actions/checkout@v3
-        with:
-          submodules: "recursive"
-      - name: "Install Rust"
-        uses: actions-rs/toolchain@v1
-        with:
-          profile: "minimal"
-          toolchain: "stable"
-          override: true
-          components: "rustfmt"
-        env:
-          ACTIONS_ALLOW_UNSECURE_COMMANDS: "true"
-      - name: "Cache cargo"
-        uses: actions/cache@v3
-        with:
-          path: |
-            ~/.cargo/registry
-            ~/.cargo/git
-            target
-          key: "debian9.12-None-2-${{ runner.os }}-${{ hashFiles('**/Cargo.lock') }}-cargo"
-      - name: "Install System Deps"
-        shell: bash
-        run: "env PATH=$PATH ./get-deps"
-      - name: "Build (Release mode)"
-        shell: bash
-        run: "cargo build --all --release"
-      - name: "Test (Release mode)"
-        shell: bash
-        run: "cargo test --all --release"
-      - name: "Package"
-        shell: bash
-        run: "bash ci/deploy.sh"
-      - name: "Upload artifact"
-        uses: actions/upload-artifact@v3
-        with:
-          name: "debian9.12"
-          path: |
-            wezterm-*.deb
-            wezterm-*.xz
-          retention-days: 5
-
-  upload:
-    runs-on: ubuntu-latest
-    needs: build
-
-    steps:
-      - name: "Workaround git permissions issue"
-        shell: bash
-        run: "git config --global --add safe.directory /__w/wezterm/wezterm"
-      - name: "checkout repo"
-        uses: actions/checkout@v3
-      - name: "Download artifact"
-        uses: actions/download-artifact@v3
-        with:
-          name: "debian9.12"
-      - name: "Upload to Nightly Release"
-        env:
-          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
-        shell: bash
-        run: "bash ci/retry.sh gh release upload --clobber nightly wezterm-*.deb wezterm-*.xz"
diff --git a/.github/workflows/gen_debian9.12_tag.yml b/.github/workflows/gen_debian9.12_tag.yml
deleted file mode 100644
index 247314ccc..000000000
--- a/.github/workflows/gen_debian9.12_tag.yml
+++ /dev/null
@@ -1,116 +0,0 @@
-name: debian9.12_tag
-
-on:
-  push:
-    tags:
-      - "20*"
-
-jobs:
-  build:
-    runs-on: "ubuntu-latest"
-    container: "debian:9.12"
-
-    steps:
-      - name: "set APT to non-interactive"
-        shell: bash
-        run: "echo 'debconf debconf/frontend select Noninteractive' | debconf-set-selections"
-      - name: "Update APT"
-        shell: bash
-        run: "apt update"
-      - name: "Cache Git installation"
-        uses: actions/cache@v3
-        with:
-          path: "/usr/local/git"
-          key: "debian9.12-git-2.26.2"
-      - name: "Install Git from source"
-        shell: bash
-        run: |
-          apt-get install -y wget libcurl4-openssl-dev libexpat-dev gettext libssl-dev libz-dev gcc libextutils-autoinstall-perl make
-          if test ! -x /usr/local/git/bin/git ; then
-              cd /tmp
-              wget https://github.com/git/git/archive/v2.26.2.tar.gz
-              tar xzf v2.26.2.tar.gz
-              cd git-2.26.2
-              make prefix=/usr/local/git install
-          fi
-          ln -s /usr/local/git/bin/git /usr/local/bin/git
-      - name: "Install curl"
-        shell: bash
-        run: "apt-get install -y curl"
-      - name: "Update APT"
-        shell: bash
-        run: "apt update"
-      - name: "Ensure /run/sshd exists"
-        shell: bash
-        run: "mkdir -p /run/sshd"
-      - name: "Install openssh-server"
-        shell: bash
-        run: "apt-get install -y openssh-server"
-      - name: "Workaround git permissions issue"
-        shell: bash
-        run: "git config --global --add safe.directory /__w/wezterm/wezterm"
-      - name: "checkout repo"
-        uses: actions/checkout@v3
-        with:
-          submodules: "recursive"
-      - name: "Install Rust"
-        uses: actions-rs/toolchain@v1
-        with:
-          profile: "minimal"
-          toolchain: "stable"
-          override: true
-          components: "rustfmt"
-        env:
-          ACTIONS_ALLOW_UNSECURE_COMMANDS: "true"
-      - name: "Cache cargo"
-        uses: actions/cache@v3
-        with:
-          path: |
-            ~/.cargo/registry
-            ~/.cargo/git
-            target
-          key: "debian9.12-None-2-${{ runner.os }}-${{ hashFiles('**/Cargo.lock') }}-cargo"
-      - name: "Install System Deps"
-        shell: bash
-        run: "env PATH=$PATH ./get-deps"
-      - name: "Build (Release mode)"
-        shell: bash
-        run: "cargo build --all --release"
-      - name: "Test (Release mode)"
-        shell: bash
-        run: "cargo test --all --release"
-      - name: "Package"
-        shell: bash
-        run: "bash ci/deploy.sh"
-      - name: "Upload artifact"
-        uses: actions/upload-artifact@v3
-        with:
-          name: "debian9.12"
-          path: |
-            wezterm-*.deb
-            wezterm-*.xz
-
-  upload:
-    runs-on: ubuntu-latest
-    needs: build
-
-    steps:
-      - name: "Workaround git permissions issue"
-        shell: bash
-        run: "git config --global --add safe.directory /__w/wezterm/wezterm"
-      - name: "checkout repo"
-        uses: actions/checkout@v3
-      - name: "Download artifact"
-        uses: actions/download-artifact@v3
-        with:
-          name: "debian9.12"
-      - name: "Create pre-release"
-        env:
-          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
-        shell: bash
-        run: "bash ci/retry.sh bash ci/create-release.sh $(ci/tag-name.sh)"
-      - name: "Upload to Tagged Release"
-        env:
-          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
-        shell: bash
-        run: "bash ci/retry.sh gh release upload --clobber $(ci/tag-name.sh) wezterm-*.deb wezterm-*.xz"