Production-Grade Engineering Stacks & AI

docker-compose.yml (Enterprise Wiki.js with PostgreSQL & Redis Cache)
version: '3.8'
services:
  wikijs:
    image: ghcr.io/requarks/wiki:2
    restart: unless-stopped
    environment:
      DB_TYPE: postgres
      DB_HOST: db
      DB_PORT: 5432
      DB_USER: wikijs
      DB_PASS: ${DB_PASSWORD}
      DB_NAME: wiki
      REDIS_URL: redis://cache:6379
    ports:
      - '3000:3000'
    depends_on:
      - db
      - cache
  db:
    image: postgres:16-alpine
    restart: unless-stopped
    volumes:
      - pgdata:/var/lib/postgresql/data
  cache:
    image: redis:7-alpine

// Next.js 15 App Router: Fetching Headless WordPress Post via WPGraphQL
import { cache } from 'react';

export const getPost = cache(async (slug: string) => {
  const query = `
    query GetPostBySlug($slug: ID!) {
      post(id: $slug, idType: SLUG) {
        title
        content
        featuredImage { node { sourceUrl altText } }
        seo { title metaDesc schema { raw } }
      }
    }
  `;
  const res = await fetch(process.env.WORDPRESS_API_URL!, {
    method: 'POST',
    headers: { 'Content-Type': 'application/json' },
    body: JSON.stringify({ query, variables: { slug } }),
    next: { revalidate: 3600, tags: [`post-${slug}`] } // Instant ISR revalidation
  });
  const { data } = await res.json();
  return data?.post;
});