add dockerfile and workflow

Author: rtuszik

.github/workflows/build-and-push.yml

@@ -0,0 +1,54 @@
+name: build-and-push
+on:
+    release:
+        types: [published]
+    workflow_dispatch:
+
+env:
+    DOCKER_IMAGE: rtuszik/tlacuilo
+
+jobs:
+    build-and-push:
+        runs-on: ubuntu-latest
+        steps:
+            - name: Checkout code
+              uses: actions/checkout@v6.0.2
+
+            - name: Set up Docker Buildx
+              uses: docker/setup-buildx-action@v3
+
+            - name: Login to GitHub Container Registry
+              uses: docker/login-action@v3
+              with:
+                  registry: ghcr.io
+                  username: ${{ github.repository_owner }}
+                  password: ${{ secrets.GITHUB_TOKEN }}
+
+            - name: Extract metadata (tags, labels) for Docker
+              id: meta
+              uses: docker/metadata-action@v5
+              with:
+                  images: ${{ env.DOCKER_IMAGE }}
+                  tags: |
+                      type=raw,value=latest,enable=${{ github.ref == 'refs/heads/main' }}
+                      type=semver,pattern={{version}},enable=${{ github.event_name == 'release' }}
+                      type=semver,pattern={{major}}.{{minor}},enable=${{ github.event_name == 'release' }}
+                      type=ref,event=branch
+                      type=ref,event=pr
+                      type=sha,prefix=sha-
+
+            - name: Build and push
+              id: docker_build
+              uses: docker/build-push-action@v6
+              with:
+                  context: .
+                  file: ./Dockerfile
+                  push: ${{ github.event_name != 'pull_request' }}
+                  tags: ${{ steps.meta.outputs.tags }}
+                  labels: ${{ steps.meta.outputs.labels }}
+                  cache-from: type=registry,ref=${{ env.DOCKER_IMAGE }}:buildcache
+                  cache-to: type=registry,ref=${{ env.DOCKER_IMAGE }}:buildcache,mode=max
+                  platforms: linux/amd64,linux/arm64
+
+            - name: Image digest
+              run: echo ${{ steps.docker_build.outputs.digest }}

Dockerfile

@@ -0,0 +1,11 @@
+FROM python:3.13-slim
+
+COPY --from=ghcr.io/astral-sh/uv:latest /uv /uvx /bin/
+
+COPY . /app
+
+WORKDIR /app
+
+RUN uv sync --frozen --no-cache
+
+CMD ["/app/.venv/bin/fastapi", "run", "src/tlacuilo/api/routes.py", "--port", "8000", "--host", "0.0.0.0"]