feat: modernize portfolio with architectural design system and production-ready docker/prisma config

Dockerfile

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+# 1. Base image
+FROM node:20-alpine AS base
+
+# 2. Dependencies
+FROM base AS deps
+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 --legacy-peer-deps
+
+
+# 3. Builder
+FROM base AS builder
+WORKDIR /app
+COPY --from=deps /app/node_modules ./node_modules
+COPY . .
+
+# Environment variables must be present at build time for Next.js
+# Coolify will provide these, but we can set defaults
+ENV NEXT_TELEMETRY_DISABLED=1
+
+# Generate Prisma Client
+RUN npx prisma generate
+
+RUN npm run build
+
+# 4. Runner
+FROM base AS runner
+WORKDIR /app
+
+ENV NODE_ENV=production
+ENV NEXT_TELEMETRY_DISABLED=1
+
+RUN addgroup --system --gid 1001 nodejs
+RUN adduser --system --uid 1001 nextjs
+
+COPY --from=builder /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
+# set hostname to localhost
+ENV HOSTNAME="0.0.0.0"
+
+CMD ["node", "server.js"]