Adapt dockerfile to work on armv7

.github/workflows/release.yml

@@ -45,6 +45,11 @@ jobs:
             type=raw,value=latest,enable={{is_default_branch}}
             type=raw,value=${{ github.event.inputs.tag }},enable=${{ github.event_name == 'workflow_dispatch' }}
 
+      - name: Set up QEMU
+        # Add support for more platforms with QEMU (optional)
+        # https://github.com/docker/setup-qemu-action
+        uses: docker/setup-qemu-action@v3
+
       - name: Set up Docker Buildx
         uses: docker/setup-buildx-action@v3
 

deployment/prod/Dockerfile

@@ -1,5 +1,5 @@
 # Stage 1: Build the SvelteKit application and scheduler
-FROM node:22-alpine AS builder
+FROM --platform=linux/amd64 node:22-bullseye-slim AS builder
 
 WORKDIR /app
 
@@ -29,11 +29,11 @@ WORKDIR /app/packages/scheduler
 RUN npm run build
 
 # Stage 2: Production environment
-FROM node:22-alpine
+FROM --platform=$TARGETPLATFORM node:22-bullseye-slim
 
-# Create a non-root user and group
-RUN addgroup -g 1001 -S nodejs && \
-    adduser -S app -u 1001 -G nodejs
+# Create a non-root user and group (Debian syntax)
+RUN groupadd -g 1001 nodejs && \
+    useradd -r -u 1001 -g nodejs app
 
 WORKDIR /app
 
@@ -44,24 +44,16 @@ COPY packages/simply-tweeted-app/package.json ./packages/simply-tweeted-app/
 COPY packages/shared-lib/package.json ./packages/shared-lib/
 COPY packages/scheduler/package.json ./packages/scheduler/
 
-# Install concurrently for running multiple services
-RUN npm install concurrently
-
 # Copy built shared-lib from builder stage
 COPY --from=builder /app/packages/shared-lib/dist ./packages/shared-lib/dist
+COPY --from=builder /app/packages/shared-lib/package.json ./packages/shared-lib/
 # Copy built app from builder stage
 COPY --from=builder /app/packages/simply-tweeted-app/build ./packages/simply-tweeted-app/build
 # Copy built scheduler from builder stage
 COPY --from=builder /app/packages/scheduler/dist ./packages/scheduler/dist
 
-# Copy scheduler source files (needed for any runtime dependencies)
-COPY packages/scheduler/src ./packages/scheduler/src
-
-# Install production dependencies only
-RUN npm ci --omit=dev
-
-# Install concurrently globally for easier access
-RUN npm install -g concurrently
+# Install production dependencies and concurrently
+RUN npm ci --omit=dev && npm install -g concurrently
 
 # Change ownership of the app directory to the non-root user
 RUN chown -R app:nodejs /app
@@ -72,16 +64,8 @@ USER app
 # Expose the port the app will run on
 EXPOSE 3000
 
-# Environment variables will be passed at runtime
-# ENV AUTH_SECRET=your_auth_secret_value
-# ENV DB_ENCRYPTION_KEY=your_db_encryption_key_value
-# ENV AUTH_TWITTER_ID=your_auth_twitter_id_value
-# ENV AUTH_TWITTER_SECRET=your_auth_twitter_secret_value
-# ENV ALLOWED_TWITTER_ACCOUNTS=your_allowed_twitter_accounts_value
-# ENV MONGODB_URI=your_mongodb_uri_value
-
 ENV NODE_ENV=production
 ENV AUTH_TRUST_HOST=true
 
 # Run both the frontend and scheduler using concurrently
-CMD ["concurrently", "--names", "FRONTEND,SCHEDULER", "--prefix-colors", "blue,green", "cd packages/simply-tweeted-app && node build/index.js", "cd packages/scheduler && node dist/index.js"] 
+CMD ["concurrently", "--names", "FRONTEND,SCHEDULER", "--prefix-colors", "blue,green", "node packages/simply-tweeted-app/build/index.js", "node packages/scheduler/dist/index.js"]