docker again

Dockerfile

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+# Multi-stage build for Oltalama application
+# Stage 1: Build frontend
+FROM node:20-alpine AS frontend-builder
+
+WORKDIR /app/frontend
+
+# Copy frontend package files
+COPY frontend/package*.json ./
+
+# Install frontend dependencies
+RUN npm ci
+
+# Copy frontend source
+COPY frontend/ ./
+
+# Build frontend (output will be in dist/)
+RUN npm run build
+
+# Stage 2: Backend + Runtime
+FROM node:20-alpine
+
+WORKDIR /app
+
+# Install system dependencies for sqlite3
+RUN apk add --no-cache python3 make g++ sqlite
+
+# Copy backend package files
+COPY backend/package*.json ./
+
+# Install backend dependencies
+RUN npm ci --only=production
+
+# Copy backend source
+COPY backend/ ./
+
+# Copy frontend build from previous stage to backend public directory
+COPY --from=frontend-builder /app/frontend/dist ./src/public/dist
+
+# Create database directory
+RUN mkdir -p database
+
+# Expose port
+EXPOSE 3000
+
+# Health check
+HEALTHCHECK --interval=30s --timeout=3s --start-period=40s --retries=3 \
+  CMD node -e "require('http').get('http://localhost:3000/health', (r) => {process.exit(r.statusCode === 200 ? 0 : 1)})"
+
+# Start script that runs migrations and seeds before starting the server
+COPY docker-entrypoint.sh /usr/local/bin/
+RUN chmod +x /usr/local/bin/docker-entrypoint.sh
+
+ENTRYPOINT ["docker-entrypoint.sh"]
+CMD ["node", "src/app.js"]
+