ci: add push latest workflow

.github/workflows/push_latest.yaml

@@ -0,0 +1,36 @@
+name: push_latest
+on:
+  workflow_dispatch:
+  schedule:
+    - cron: '0 0 * * *'
+  push:
+    branches:
+      - master
+concurrency:
+  group: ${{ github.workflow }}-${{ github.ref }}
+  cancel-in-progress: true
+jobs:
+  test:
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v4
+      - run: pipx install pipenv
+      - uses: actions/setup-python@v5
+        with:
+          python-version: '3.11'
+          cache: 'pipenv'
+      - run: pipenv sync --dev
+      - run: pipenv run pytest -v
+  build:
+    runs-on: ubuntu-latest
+    needs: test
+    steps:
+      - uses: actions/checkout@v4
+      - uses: docker/setup-qemu-action@v3
+      - uses: docker/setup-buildx-action@v3
+      - uses: docker/build-push-action@v6
+        with:
+          context: .
+          platforms: linux/amd64,linux/arm64
+          tags: tomsquest/docker-radicale:latest
+          push: false