Bootstrap monorepo: Hono API, React PWA, Drizzle DB, CI/CD

Sets up the initial project structure for groombook/groombook:

- pnpm monorepo with apps/api (Hono + TypeScript), apps/web (React + Vite + PWA), packages/db (Drizzle ORM), packages/types (shared types)
- Core DB schema: clients, pets, services, appointments, staff with CNPG-compatible Postgres
- REST API routes for clients, pets, services, appointments with Zod validation
- OIDC auth middleware for Authentik integration
- React PWA with vite-plugin-pwa, service worker, offline caching, installable manifest
- GitHub Actions CI: lint, typecheck, test, build, Docker image build (groombook-runners)
- Dockerfiles for API (Node.js) and Web (nginx)
- docker-compose.yml for local development

Co-Authored-By: Paperclip <noreply@paperclip.ing>

docker-compose.yml

@@ -0,0 +1,43 @@
+services:
+  postgres:
+    image: postgres:16-alpine
+    environment:
+      POSTGRES_DB: groombook
+      POSTGRES_USER: groombook
+      POSTGRES_PASSWORD: groombook
+    ports:
+      - "5432:5432"
+    volumes:
+      - postgres_data:/var/lib/postgresql/data
+    healthcheck:
+      test: ["CMD-SHELL", "pg_isready -U groombook"]
+      interval: 5s
+      timeout: 5s
+      retries: 5
+
+  api:
+    build:
+      context: .
+      dockerfile: apps/api/Dockerfile
+    ports:
+      - "3000:3000"
+    environment:
+      DATABASE_URL: postgres://groombook:groombook@postgres:5432/groombook
+      OIDC_ISSUER: http://authentik:9000
+      OIDC_AUDIENCE: groombook
+      CORS_ORIGIN: http://localhost:5173
+    depends_on:
+      postgres:
+        condition: service_healthy
+
+  web:
+    build:
+      context: .
+      dockerfile: apps/web/Dockerfile
+    ports:
+      - "8080:80"
+    depends_on:
+      - api
+
+volumes:
+  postgres_data: