[FEAT] Docker image

.dockerignore

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+.github/
+.husky/
+.idea/
+.vscode/

.github/workflows/publish-image.yml

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+name: Publish Image
+
+on:
+  push:
+    branches: ['release']
+
+env:
+  REGISTRY: ghcr.io
+  IMAGE_NAME: ${{ github.repository }}
+
+jobs:
+  build-and-push-image:
+    runs-on: ubuntu-latest
+    permissions:
+      contents: read
+      packages: write
+      attestations: write
+      id-token: write
+    steps:
+      - name: Checkout repository
+        uses: actions/checkout@v5
+
+      - name: Log in to the Container registry
+        uses: docker/login-action@v3
+        with:
+          registry: ${{ env.REGISTRY }}
+          username: ${{ github.actor }}
+          password: ${{ secrets.GITHUB_TOKEN }}
+
+      - name: Extract metadata (tags, labels) for Docker
+        id: meta
+        uses: docker/metadata-action@v5
+        with:
+          images: ${{ env.REGISTRY }}/${{ env.IMAGE_NAME }}
+
+      - name: Build and push Docker image
+        id: push
+        uses: docker/build-push-action@v6
+        with:
+          context: .
+          push: true
+          tags: ${{ steps.meta.outputs.tags }}
+          labels: ${{ steps.meta.outputs.labels }}
+
+      - name: Generate artifact attestation
+        uses: actions/attest-build-provenance@v3
+        with:
+          subject-name: ${{ env.REGISTRY }}/${{ env.IMAGE_NAME}}
+          subject-digest: ${{ steps.push.outputs.digest }}
+          push-to-registry: true

Dockerfile

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+ARG BRANCH=master
+ARG DEBIAN_CODE=trixie
+ARG NODE_VERSION=24
+ARG PYTHON_VERSION=3.13
+ARG USER_NAME=spacebar
+ARG USER_GROUP=$USER_NAME
+ARG USER_UID=1000
+ARG USER_GID=1000
+ARG WORKDIR=/spacebar
+
+
+FROM python:${PYTHON_VERSION}-slim-${DEBIAN_CODE} AS base_python
+
+
+FROM node:${NODE_VERSION}-${DEBIAN_CODE}-slim AS base
+
+COPY --from=base_python /usr/local/bin/python* /usr/local/bin/
+COPY --from=base_python /usr/local/bin/pip* /usr/local/bin/
+COPY --from=base_python /usr/local/lib/python* /usr/local/lib/
+COPY --from=base_python /usr/local/lib/libpython* /usr/local/lib/
+
+
+FROM base AS builder
+
+ARG BRANCH
+
+WORKDIR /build
+
+RUN apt-get update && \
+    apt-get install -y --no-install-recommends build-essential pkg-config && \
+    rm -rf /var/lib/apt/lists/*
+
+WORKDIR /build/server
+
+COPY . .
+
+RUN npm i \
+    && npm run setup
+
+
+FROM base AS final
+
+ARG USER_NAME
+ARG USER_GROUP
+ARG USER_UID
+ARG USER_GID
+ARG WORKDIR
+
+RUN mkdir -p "${WORKDIR}/server" \
+    && chown -R "${USER_UID}:${USER_GID}" "${WORKDIR}"
+
+RUN deluser node 2>/dev/null || true \
+    && delgroup node 2>/dev/null || true \
+    && rm -fr /home/node \
+    && addgroup --gid "$USER_GID" "$USER_GROUP" \
+    && adduser \
+        --disabled-password \
+        --gecos "" \
+        --uid "$USER_UID" \
+        --gid "$USER_GID" \
+        --home "$WORKDIR" \
+        --no-create-home \
+        "$USER_NAME"
+
+USER ${USER_NAME}
+
+#@todo: only bring what we need
+COPY --chown=${USER_NAME}:${USER_GROUP} --from=builder /build/server "${WORKDIR}/server"
+
+ENV PORT="8080"
+ENV CONFIG_PATH="${WORKDIR}/config.json"
+ENV DATABASE="${WORKDIR}/database.db"
+
+WORKDIR "${WORKDIR}/server"
+
+ENTRYPOINT [ "npm", "run" ]
+CMD [ "start" ]