From 0a5da7960ddd38986b0f0014d10fa132cb471c23 Mon Sep 17 00:00:00 2001
From: James Smith <james@floppy.org.uk>
Date: Wed, 16 Oct 2024 22:30:34 +0100
Subject: [PATCH] add docker build

---
 .github/workflows/docker.yml | 46 ++++++++++++++++++++++++++++++++++++
 .ruby-version                |  2 +-
 Dockerfile                   | 11 +++++++++
 3 files changed, 58 insertions(+), 1 deletion(-)
 create mode 100644 .github/workflows/docker.yml
 create mode 100644 Dockerfile

diff --git a/.github/workflows/docker.yml b/.github/workflows/docker.yml
new file mode 100644
index 0000000..d08f398
--- /dev/null
+++ b/.github/workflows/docker.yml
@@ -0,0 +1,46 @@
+name: Docker
+
+on:
+  push:
+    branches: [ "main" ]
+  workflow_dispatch:
+    inputs:
+      tag:
+        description: 'Docker tag for build results'
+        type: string
+        default: manual
+        required: true
+
+jobs:
+  build:
+    runs-on: ubuntu-latest
+    permissions:
+      contents: read # for checkout
+      id-token: write # for OIDC token, used for Depot
+      packages: write # to upload build to GHCR
+    steps:
+      - name: Check out code
+        uses: actions/checkout@v4
+
+      - name: Work out Docker tags
+        id: docker_meta
+        uses: docker/metadata-action@v5
+        with:
+          tags: |
+            type=raw,value=${{ inputs.tag }},event=workflow_dispatch
+            type=edge
+
+      - name: Login to GitHub Container Registry
+        uses: docker/login-action@v3
+        with:
+          registry: ghcr.io
+          username: ${{ github.repository_owner }}
+          password: ${{ secrets.GITHUB_TOKEN }}
+
+      - name: Build and push
+        id: docker
+        uses: docker/build-push-action@v1
+        with:
+          push: ${{ github.event_name != 'pull_request' }}
+          tags: ${{ steps.docker_meta.outputs.tags }}
+          labels: ${{ steps.docker_meta.outputs.labels }}
diff --git a/.ruby-version b/.ruby-version
index 15a2799..fa7adc7 100644
--- a/.ruby-version
+++ b/.ruby-version
@@ -1 +1 @@
-3.3.0
+3.3.5
diff --git a/Dockerfile b/Dockerfile
new file mode 100644
index 0000000..8945c31
--- /dev/null
+++ b/Dockerfile
@@ -0,0 +1,11 @@
+FROM ruby:3.3
+
+RUN mkdir -p /usr/src/app
+WORKDIR /usr/src/app
+
+COPY . /usr/src/app
+RUN bundle install
+
+EXPOSE 9292
+
+CMD [ "rackup", "-o", "0.0.0.0" ]