Add initial Docker setup with .dockerignore, Dockerfile, and entrypoint script

.dockerignore

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+.git
+node_modules
+Dockerfile
+README.md
+*.log
+homebrewery/config/*
+homebrewery/.dockerignore
+homebrewery/Dockerfile
+homebrewery/.git
+homebrewery/node_modules

.gitea/workflows/build.yaml

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+name: Building and publishing Homebrewery as Docker Image
+
+on:
+  release:
+    types: [published]
+
+jobs:
+  build:
+    runs-on: ubuntu-24.04
+    env:
+      TAG_NAME: ${{ github.event.release.tag_name }}
+
+    steps:
+
+      - uses: actions/checkout@v4
+
+      - uses: actions/checkout@v4
+        with:
+          github-server-url: https://github.com
+          repository: naturalcrit/homebrewery.git
+          ref: ${{ github.event.release.tag_name }}
+          token: ""
+          path: homebrewery
+
+      - name: Login to GitHub Container Registry
+        uses: docker/login-action@v3
+        with:
+          registry: git.morlana.online
+          username: ${{ github.repository_owner }}
+          password: ${{ secrets.DOCKER_TOKEN }}
+      
+      - name: Set up QEMU
+        uses: docker/setup-qemu-action@v3
+
+      - name: Set up Docker Buildx
+        uses: docker/setup-buildx-action@v3
+
+      - name: Build and push
+        uses: docker/build-push-action@v6
+        with:
+          platforms: linux/amd64,linux/arm64
+          push: true
+          tags: |
+            git.morlana.online/${{ github.repository_owner }}/homebrewery:latest
+            git.morlana.online/${{ github.repository_owner }}/homebrewery:${{ github.event.release.tag_name }}

Dockerfile

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+# Base Stage for NodeJS
+FROM node:22-alpine as base
+
+ENV NODE_ENV=docker
+WORKDIR /usr/src/app
+
+# Installing dependencies with use of package-lock.json
+FROM base as deps
+
+RUN apk --no-cache add git
+COPY homebrewery/package.json homebrewery/package-lock.json ./
+RUN npm ci --ignore-scripts
+
+# Build Stage
+FROM base as builder
+
+COPY --from=deps /usr/src/app/node_modules ./node_modules
+COPY homebrewery/ ./
+RUN npm run build
+
+FROM base as runner
+
+# Defining env variables for homebrewery
+ENV HB_HOST=homebrewery.local.naturalcrit.com:8000 HB_NATURALCRIT_URL=local.naturalcrit.com:8010 HB_SECRET=secret PORT=8000 HB_ENABLE_V3=true HB_ENABLE_THEMES=true HB_LOCAL_ENVIRONMENTS=docker,local HB_PUBLIC_URL=https://homebrewery.naturalcrit.com
+ENV HB_IMAGES=null HB_FONTS=null
+
+# Adding tini for clean signal handling
+ENV TINI_VERSION v0.19.0
+ADD https://github.com/krallin/tini/releases/download/${TINI_VERSION}/tini /tini
+RUN chmod +x /tini
+
+# Adding Entrypoint
+COPY entrypoint.sh /entrypoint.sh
+RUN chmod +x /entrypoint.sh
+
+# Adding executables
+COPY --from=deps /usr/src/app/node_modules ./node_modules
+COPY --from=deps /usr/src/app/build ./build
+COPY homebrewery/ ./
+
+EXPOSE 8000
+ENTRYPOINT ["/entrypoint.sh"]

entrypoint.sh

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+#!/bin/sh
+
+set -e
+
+CONFIG_FILE="/usr/src/app/config/docker.json"
+
+# Falls Verzeichnis noch nicht existiert
+mkdir -p /usr/src/app/config
+
+# Falls docker.json noch nicht existiert
+if [ ! -f "$CONFIG_FILE" ]; then
+  echo "Creating docker.json from environment..."
+
+  cat > "$CONFIG_FILE" <<EOF
+{
+  "host": "${HB_HOST}",
+  "port": ${PORT},
+  "naturalCritURL": "${HB_NATURALCRIT_URL}",
+  "secret": "${HB_SECRET}",
+  "enableV3": ${HB_ENABLE_V3:-false},
+  "enableThemes": ${HB_ENABLE_THEMES:-false},
+  "localEnvironments": "${HB_LOCAL_ENVIRONMENTS}",
+  "publicUrl": "${HB_PUBLIC_URL}",
+  "images": ${HB_IMAGES:-null},
+  "fonts": ${HB_FONTS:-null}
+}
+EOF
+
+else
+  echo "docker.json already exists, skipping creation."
+fi
+
+# Start Homebrewery
+echo "Starting Homebrewery..."
+exec /tini -s -g -- node --experimental-require-module "$@" server.js