ci: no more docker (#1886)

.github/workflows/prebuilt.yaml

@@ -1,39 +0,0 @@
-name: prebuilt
-on:
-  schedule:
-    - cron: '0 * * * *'
-  workflow_dispatch:
-
-env:
-  DOCKER_LOGIN: docker login ghcr.io -u ${{ github.actor }} -p ${{ secrets.GITHUB_TOKEN }}
-  BUILD: release/ci/docker_build_sp.sh
-
-jobs:
-  build_prebuilt:
-    name: build prebuilt
-    runs-on: ubuntu-latest
-    if: github.repository == 'sunnypilot/sunnypilot'
-    env:
-      PUSH_IMAGE: true
-    permissions:
-      checks: read
-      contents: read
-      packages: write
-    steps:
-    - name: Wait for green check mark
-      if: ${{ github.event_name != 'workflow_dispatch' }}
-      uses: lewagon/wait-on-check-action@ccfb013c15c8afb7bf2b7c028fb74dc5a068cccc
-      with:
-        ref: master
-        wait-interval: 30
-        running-workflow-name: 'build prebuilt'
-        repo-token: ${{ secrets.GITHUB_TOKEN }}
-        check-regexp: ^((?!.*(build master-ci|create badges).*).)*$
-    - uses: actions/checkout@v6
-      with:
-        submodules: true
-    - run: git lfs pull
-    - name: Build and Push docker image
-      run: |
-        $DOCKER_LOGIN
-        eval "$BUILD"