Simplify Docker setup to fix constructor error

- Remove standalone output mode from Next.js config
- Use single-stage Docker build with npm start
- Eliminate complex multi-stage build that was causing issues

Dockerfile

@@ -1,63 +1,20 @@
-# Use Node.js LTS version
-FROM node:20-slim AS base
+FROM node:20-slim
 
-# Install dependencies only when needed
-FROM base AS deps
 RUN apt-get update && apt-get install -y openssl ca-certificates && rm -rf /var/lib/apt/lists/*
+
 WORKDIR /app
 
-# Copy package files
-COPY package.json package-lock.json* ./
-# Clean install dependencies
-RUN npm ci --only=production --ignore-scripts && npm cache clean --force
-
-# Rebuild the source code only when needed
-FROM base AS builder
-RUN apt-get update && apt-get install -y openssl ca-certificates && rm -rf /var/lib/apt/lists/*
-WORKDIR /app
-
-# Copy package files and install all dependencies (including dev)
-COPY package.json package-lock.json* ./
+COPY package*.json ./
 RUN npm ci
 
-# Copy source code
 COPY . .
-
-# Generate Prisma Client for the correct platform
 RUN npx prisma generate
-
-# Build Next.js application
-ENV NEXT_TELEMETRY_DISABLED=1
-ENV AUTH_TRUST_HOST=true
-ENV NODE_ENV=production
 RUN npm run build
 
-# Production image, copy all the files and run next
-FROM base AS runner
-RUN apt-get update && apt-get install -y openssl ca-certificates && rm -rf /var/lib/apt/lists/*
-WORKDIR /app
-
 ENV NODE_ENV=production
 ENV NEXT_TELEMETRY_DISABLED=1
-
-RUN addgroup --system --gid 1001 nodejs
-RUN adduser --system --uid 1001 nextjs
-
-# Copy the standalone output
-COPY --from=builder --chown=nextjs:nodejs /app/.next/standalone ./
-COPY --from=builder --chown=nextjs:nodejs /app/.next/static ./.next/static
-COPY --from=builder --chown=nextjs:nodejs /app/public ./public
-
-# Copy Prisma files
-COPY --from=builder --chown=nextjs:nodejs /app/prisma ./prisma
-COPY --from=builder --chown=nextjs:nodejs /app/node_modules/.prisma ./node_modules/.prisma
-COPY --from=builder --chown=nextjs:nodejs /app/node_modules/@prisma ./node_modules/@prisma
-
-USER nextjs
+ENV AUTH_TRUST_HOST=true
 
 EXPOSE 3000
 
-ENV PORT=3000
-ENV HOSTNAME="0.0.0.0"
-
-CMD ["node", "server.js"]
+CMD ["npm", "start"]