Initial commit: Telegram Management System

Full-stack web application for Telegram management
- Frontend: Vue 3 + Vben Admin
- Backend: NestJS
- Features: User management, group broadcast, statistics

🤖 Generated with [Claude Code](https://claude.com/claude-code)

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

marketing-agent/frontend/Dockerfile

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+# Build stage
+FROM node:18-alpine AS builder
+
+WORKDIR /app
+
+# Copy package files
+COPY package*.json ./
+
+# Install dependencies
+RUN npm ci
+
+# Copy source code
+COPY . .
+
+# Build the application with production environment
+ARG VITE_API_URL=/api
+ARG VITE_ENVIRONMENT=production
+RUN npm run build
+
+# Production stage
+FROM nginx:alpine
+
+# Install dumb-init for proper signal handling
+RUN apk add --no-cache dumb-init
+
+# Copy built files from builder
+COPY --from=builder /app/dist /usr/share/nginx/html
+
+# Copy nginx configuration
+COPY nginx.conf /etc/nginx/conf.d/default.conf
+
+# Create cache directory for nginx
+RUN mkdir -p /var/cache/nginx && \
+    chown -R nginx:nginx /var/cache/nginx
+
+# Expose port
+EXPOSE 80
+
+# Health check
+HEALTHCHECK --interval=30s --timeout=3s --start-period=10s --retries=3 \
+  CMD wget --no-verbose --tries=1 --spider http://localhost/health || exit 1
+
+# Use dumb-init to handle signals
+ENTRYPOINT ["dumb-init", "--"]
+
+# Start nginx
+CMD ["nginx", "-g", "daemon off;"]