Standalone setup (#208)

* init docker integration

* fix rights

* add github workflows

.dockerignore

@@ -0,0 +1,5 @@
+modules
+.vercel
+.next
+.github
+node_modules

.github/workflows/build-app.yaml

@@ -0,0 +1,52 @@
+name: Build Frontend and Deploy
+
+on:
+    push:
+        branches:
+            - master
+
+jobs:
+    build:
+        name: Build Image
+        runs-on: ubuntu-latest
+        steps:
+            - name: Checkout
+              uses: actions/checkout@v4
+
+            - name: Login to GHCR
+              uses: docker/login-action@v3
+              with:
+                  registry: ghcr.io
+                  username: ${{ github.repository_owner }}
+                  password: ${{ secrets.PAT }}
+
+            - name: Set up QEMU
+              uses: docker/setup-qemu-action@v3
+
+            - name: set up Docker Buildx
+              id: buildx
+              uses: docker/setup-buildx-action@v3
+
+            - name: Cache Docker layers
+              uses: actions/cache@v4
+              with:
+                  path: /tmp/.buildx-cache
+                  key: ${{ runner.os }}-buildx-${{ github.sha }}
+                  restore-keys: |
+                      ${{ runner.os }}-buildx-
+
+            - name: Build and push
+              uses: docker/build-push-action@v5
+              with:
+                  context: ./
+                  push: true
+                  platforms: linux/amd64
+                  tags: |
+                      ghcr.io/tmshv/hudozka-app:latest
+                  cache-from: type=local,src=/tmp/.buildx-cache
+                  cache-to: type=local,dest=/tmp/.buildx-cache-new
+
+            - name: Move cache
+              run: |
+                  rm -rf /tmp/.buildx-cache
+                  mv /tmp/.buildx-cache-new /tmp/.buildx-cache

.github/workflows/test-app.yml

@@ -0,0 +1,42 @@
+name: Test App
+
+on:
+    pull_request:
+
+jobs:
+    build:
+        name: Build Image Without Push
+        runs-on: ubuntu-latest
+        steps:
+            - name: Checkout
+              uses: actions/checkout@v4
+
+            - name: Set up QEMU
+              uses: docker/setup-qemu-action@v3
+
+            - name: Set up Docker Buildx
+              id: buildx
+              uses: docker/setup-buildx-action@v3
+
+            - name: Cache Docker layers
+              uses: actions/cache@v4
+              with:
+                  path: /tmp/.buildx-cache
+                  key: ${{ runner.os }}-buildx-${{ github.sha }}
+                  restore-keys: |
+                      ${{ runner.os }}-buildx-
+
+            - name: Build image (no push)
+              uses: docker/build-push-action@v5
+              with:
+                  context: ./
+                  push: false # Do NOT push
+                  platforms: linux/amd64
+                  cache-from: type=local,src=/tmp/.buildx-cache
+                  cache-to: type=local,dest=/tmp/.buildx-cache-new
+
+            - name: Move cache
+              if: steps.buildx.outcome == 'success'
+              run: |
+                  rm -rf /tmp/.buildx-cache
+                  mv /tmp/.buildx-cache-new /tmp/.buildx-cache

Dockerfile

@@ -0,0 +1,56 @@
+FROM node:22.19.0-alpine AS base
+
+# Install dependencies only when needed
+FROM base AS deps
+# Check https://github.com/nodejs/docker-node/tree/b4117f9333da4138b03a546ec926ef50a31506c3#nodealpine to understand why libc6-compat might be needed.
+RUN apk add --no-cache libc6-compat
+WORKDIR /app
+
+# Install dependencies based on the preferred package manager
+COPY package.json package-lock.json ./
+RUN npm ci
+
+# Rebuild the source code only when needed
+FROM base AS builder
+WORKDIR /app
+COPY --from=deps /app/node_modules ./node_modules
+COPY . .
+
+ENV NEXT_TELEMETRY_DISABLED=1
+
+RUN npm run build
+
+# Production image, copy all the files and run next
+FROM base AS runner
+WORKDIR /app
+
+# sharp is required to be installed in standalone mode for the image optimization to function correctly.
+# Read more at: https://nextjs.org/docs/messages/sharp-missing-in-production
+# RUN npm install sharp
+
+ENV NODE_ENV=production
+ENV NEXT_TELEMETRY_DISABLED=1
+
+RUN addgroup --system --gid 1001 nodejs
+RUN adduser --system --uid 1001 nextjs
+
+COPY --from=builder --chown=nextjs:nodejs /app/public ./public
+
+# Set the correct permission for prerender cache
+RUN mkdir .next
+RUN chown nextjs:nodejs .next
+
+# Automatically leverage output traces to reduce image size
+# https://nextjs.org/docs/advanced-features/output-file-tracing
+COPY --from=builder --chown=nextjs:nodejs /app/.next/standalone ./
+COPY --from=builder --chown=nextjs:nodejs /app/.next/static ./.next/static
+
+USER nextjs
+
+EXPOSE 3000
+ENV PORT=3000
+
+# server.js is created by next build from the standalone output
+# https://nextjs.org/docs/pages/api-reference/next-config-js/output
+ENV HOSTNAME="0.0.0.0"
+CMD ["node", "server.js"]

next.config.ts

@@ -1,6 +1,7 @@
 import type { NextConfig } from "next"
 
 const config: NextConfig = {
+    output: "standalone",
     trailingSlash: false,
     images: {
         remotePatterns: [