GitHub action for building and publishing

.github/workflows/build.yaml

@@ -0,0 +1,15 @@
+name: Build Venue
+on: [push]
+jobs:
+  build:
+    permissions: write-all
+    runs-on: ubuntu-latest
+    steps:
+      - name: Checkout
+        uses: actions/checkout@v4
+      - name: Login into ghcr.io
+        if: github.ref == 'refs/heads/master'
+        run: echo "${{ secrets.GITHUB_TOKEN }}" | docker login ghcr.io -u $ --password-stdin
+      - name: Publish
+        if: github.ref == 'refs/heads/master'
+        run: ./meta/docker/publish.sh

meta/docker/build.sh

@@ -2,6 +2,6 @@
 set -euo pipefail
 
 docker build \
-  -t venue:dev \
+  -t "${VENUE_TAG:-"venue:dev"}" \
   --file "$(dirname "${BASH_SOURCE[0]}")/_/Dockerfile" \
   .

meta/docker/publish.sh

@@ -0,0 +1,8 @@
+#!/usr/bin/env bash
+set -euo pipefail
+
+VENUE_VERSION="$(date -u '+%Y%m%d_%H%M%S')"
+VENUE_TAG="ghcr.io/sirikon/venue:${VENUE_VERSION}"
+export VENUE_TAG
+"$(dirname "${BASH_SOURCE[0]}")/build.sh"
+docker push "$VENUE_TAG"