Build and push Docker images

.github/workflows/docker-images.yaml

@@ -0,0 +1,68 @@
+name: Docker
+
+on:
+  push:
+    branches:
+      - master
+    tags:
+      - v*.*.*
+  pull_request:
+    branches:
+      - master
+
+env:
+  REGISTRY: ghcr.io
+  IMAGE_NAME: ${{ github.repository }}
+
+jobs:
+  Docker:
+    name: Build & push
+
+    strategy:
+      fail-fast: true
+      matrix:
+        features:
+          - memory
+          - postgres
+
+    runs-on: ubuntu-latest
+
+    permissions:
+      contents: read
+      packages: write
+
+    steps:
+      - name: Checkout repository
+        uses: actions/checkout@v3
+
+      - name: Setup Docker buildx
+        uses: docker/setup-buildx-action@v2
+
+      - name: Log into registry ${{ env.REGISTRY }}
+        if: github.event_name != 'pull_request'
+        uses: docker/login-action@v2
+        with:
+          registry: ${{ env.REGISTRY }}
+          username: ${{ github.actor }}
+          password: ${{ secrets.GITHUB_TOKEN }}
+
+      - name: Extract Docker metadata
+        id: meta
+        uses: docker/metadata-action@v4
+        with:
+          images: ${{ env.REGISTRY }}/${{ env.IMAGE_NAME }}
+          tags: |
+            suffix=-${{ matrix.features }},type=ref,event=branch
+            suffix=-${{ matrix.features }},type=semver,pattern={{version}}
+            suffix=-${{ matrix.features }},type=semver,pattern={{major}}.{{minor}}
+            suffix=-${{ matrix.features }},type=ref,event=pr
+
+      - name: Build and push Docker image
+        uses: docker/build-push-action@v3
+        with:
+          context: .
+          build-args: |
+            SHURLY_FEATURES=${{ matrix.features }}
+          push: ${{ github.event_name != 'pull_request' }}
+          tags: ${{ steps.meta.outputs.tags }}
+          labels: ${{ steps.meta.outputs.labels }}

README.md

@@ -155,7 +155,8 @@ An extra requirement is needed to actually run Shurly with a database, that is
 an actual database. This can be setup separately, or the [Docker Compose] setup
 can be used, which will run a PostgreSQL server container.
 
-A simple `docker compose up` will get you started. Use `docker compose up --build` to rebuild the Shurly image.
+A simple `docker compose up` will get you started. Use `docker compose up
+--build` to rebuild the Shurly image.
 
 > The Docker Compose setup also runs the Docker version of Shurly, this might
 > not be ideal for fast development iterations. Docker Compose provides the
@@ -169,6 +170,16 @@ A simple `docker compose up` will get you started. Use `docker compose up --buil
 When running it without Docker, there needs to be a `DATABASE_URL` environment
 variable.
 
+## Pre-built Docker images
+
+For those who like to use Docker, but don't want to go through the hassle of
+building the images; pre-built images are available:
+
+-   With `memory` feature: [`ghcr.io/workplacebuddy/shurly:master-memory`]
+-   With `postgres` feature: [`ghcr.io/workplacebuddy/shurly:master-postgres`]
+-   More information and tags available here:
+    https://github.com/workplacebuddy/shurly/pkgs/container/shurly
+
 ## Configuration
 
 When running with the defaults, missing configuration has a sane default oris
@@ -268,3 +279,5 @@ Using the `SQLx` CLI adds a couple of nicities to work with migrations.
 [docker compose]: https://docs.docker.com/compose/
 [`tracing`]: https://lib.rs/crates/tracing
 [other options]: https://github.com/launchbadge/sqlx/blob/main/sqlx-cli/README.md
+[`ghcr.io/workplacebuddy/shurly:master-memory`]: https://github.com/workplacebuddy/shurly/pkgs/container/shurly
+[`ghcr.io/workplacebuddy/shurly:master-postgres`]: https://github.com/workplacebuddy/shurly/pkgs/container/shurly