Initial commit: Dimension47 project setup

- NestJS backend with JWT auth, Prisma ORM, Swagger docs
- Vite + React 19 frontend with TypeScript
- Tailwind CSS v4 with custom dark theme design system
- Auth module: Login, Register, Protected routes
- Campaigns module: CRUD, Member management
- Full Prisma schema for PF2e campaign management
- Docker Compose for PostgreSQL

Co-Authored-By: Claude Opus 4.5 <noreply@anthropic.com>

server/.prettierrc

@@ -0,0 +1,4 @@
+{
+  "singleQuote": true,
+  "trailingComma": "all"
+}