feat: setup standalone build and docker deployment

Dockerfile

@@ -0,0 +1,22 @@
+FROM node:22-alpine AS runner
+WORKDIR /app
+
+ENV NODE_ENV production
+
+RUN addgroup --system --gid 1001 nodejs
+RUN adduser --system --uid 1001 nextjs
+
+# Copy standalone output
+# We assume the context contains the .next folder and public folder from the artifacts
+COPY --chown=nextjs:nodejs .next/standalone ./
+COPY --chown=nextjs:nodejs .next/static ./.next/static
+COPY --chown=nextjs:nodejs public ./public
+
+USER nextjs
+
+EXPOSE 3000
+
+ENV PORT 3000
+ENV HOSTNAME "0.0.0.0"
+
+CMD ["node", "server.js"]