Testing build with rechunk of a fresh image

.github/workflows/build-rechunk.yml

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+name: bluebuild-rechunk
+on:
+  schedule:
+    - cron:
+        "00 06 * * *" # build at 06:00 UTC every Monday
+        # (20 minutes after last ublue images start building)
+  push:
+    branches:
+      - main
+    paths-ignore: # don't rebuild if only documentation has changed
+      - "**.md"
+      - ".github/workflows/build-nvidia.yml"
+      - "files/scripts/nvidia/**"
+      - "recipes/components/nvidia-module.yml"
+      - "recipes/recipe_nvidia.yml"
+  pull_request:
+  workflow_dispatch: # allow manually triggering builds
+jobs:
+  bluebuild:
+    name: Build Custom Image
+    runs-on: ubuntu-latest
+    permissions:
+      contents: read
+      packages: write
+      id-token: write
+    strategy:
+      fail-fast: false # stop GH from cancelling all matrix builds if one fails
+      matrix:
+        recipe:
+          # !! Add your recipes here
+          - recipe-rechunk.yml
+    steps:
+      # the build is fully handled by the reusable github action
+      - name: Build Custom Image
+        uses: blue-build/github-action@v1.8
+        with:
+          recipe: ${{ matrix.recipe }}
+          cosign_private_key: ${{ secrets.SIGNING_SECRET }}
+          registry: 'git.hydrosaber.com'
+          registry_token: ${{ secrets.PACKAGE_BUILDER_TOKEN }}
+          pr_event_number: ${{ github.event.number }}
+
+          # enabled by default, disable if your image is small and you want faster builds
+          maximize_build_space: true
+          rechunk: true

recipes/recipe-rechunk.yml

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+---
+# yaml-language-server: $schema=https://schema.blue-build.org/recipe-v1.json
+# image will be published to ghcr.io/<user>/<name>
+name: hydro-os-rechunk
+# description will be included in the image's metadata
+description: This is my personal OS image.
+
+# the base image to build on top of (FROM) and the version tag to use
+base-image: quay.io/fedora-ostree-desktops/base-atomic
+image-version: 42 # latest is also supported if you want new updates ASAP
+
+# module configuration, executed in order
+# you can include multiple instances of the same module
+modules:
+  - from-file: components/dnf-module.yml
+  - from-file: components/script-module.yml
+  - from-file: components/sys-files-module.yml
+  - from-file: components/systemd-module.yml
+  - from-file: components/default-flatpak.yml
+  - from-file: components/chezmoi-module.yml
+
+  - type: signing
+