Initialize backendized SurClaw report system

- Add React/Vite frontend for login, dashboard, reports, templates, users, settings, AI, speech, and media workflows.

- Add NestJS/Prisma/PostgreSQL backend with auth, dashboard stats, reports, templates, users, departments, settings, files, AI, speech, audit logs, and HTML sanitization.

- Add Prisma schema, migrations, seed data, persistent app sessions, Docker/Nginx deployment files, and upload volume configuration.

- Add Vitest, Playwright, backend integration tests, and project documentation for requirements, design, permissions, API contracts, testing, deployment, security, and progress.

- Configure production local fallback switch and remove unused Gemini direct dependency/env wiring.

Dockerfile

@@ -0,0 +1,14 @@
+# Build stage
+FROM node:20-alpine AS builder
+WORKDIR /app
+COPY package*.json ./
+RUN npm ci
+COPY . .
+RUN npm run build
+
+# Production stage
+FROM nginx:alpine
+COPY --from=builder /app/dist /usr/share/nginx/html
+COPY nginx.conf /etc/nginx/conf.d/default.conf
+EXPOSE 80
+CMD ["nginx", "-g", "daemon off;"]