feat: add Doris and Overleaf services with configuration files

src/overleaf/.env.example

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+# Overleaf version (ShareLaTeX image)
+OVERLEAF_VERSION=5.2.1
+
+# MongoDB version
+MONGO_VERSION=6.0
+
+# Redis version
+REDIS_VERSION=7-alpine
+
+# Timezone
+TZ=UTC
+
+# Global registry prefix (optional)
+# GLOBAL_REGISTRY=your-registry.example.com/
+
+# ==================== Port Overrides ====================
+
+# Overleaf HTTP port (default: 8080)
+# OVERLEAF_PORT_OVERRIDE=8080
+
+# ==================== Overleaf Configuration ====================
+
+# Enable subscriptions (true/false)
+# ENABLE_SUBSCRIPTIONS=false
+
+# Application name displayed in web UI
+# SHARELATEX_APP_NAME=Overleaf
+
+# Use secure cookies (set to true if using HTTPS)
+# SHARELATEX_SECURE_COOKIE=false
+
+# Administrator email addresses (comma-separated)
+# SHARELATEX_ADMIN_EMAILS=admin@example.com
+
+# Run behind proxy (set to true if using reverse proxy)
+# SHARELATEX_BEHIND_PROXY=true
+
+# Navigation bar title
+# SHARELATEX_NAV_TITLE=Community Edition
+
+# Enable LaTeX typesetting with latexmk
+# LATEX_AVAILABLE_LATEXMK=true
+
+# ==================== Resource Limits (Overleaf) ====================
+
+# Overleaf CPU limits
+# OVERLEAF_CPU_LIMIT=2.00
+# OVERLEAF_CPU_RESERVATION=0.50
+
+# Overleaf Memory limits
+# OVERLEAF_MEMORY_LIMIT=2G
+# OVERLEAF_MEMORY_RESERVATION=1G
+
+# ==================== Resource Limits (MongoDB) ====================
+
+# MongoDB CPU limits
+# MONGO_CPU_LIMIT=1.00
+# MONGO_CPU_RESERVATION=0.25
+
+# MongoDB Memory limits
+# MONGO_MEMORY_LIMIT=1G
+# MONGO_MEMORY_RESERVATION=512M
+
+# ==================== Resource Limits (Redis) ====================
+
+# Redis CPU limits
+# REDIS_CPU_LIMIT=0.50
+# REDIS_CPU_RESERVATION=0.25
+
+# Redis Memory limits
+# REDIS_MEMORY_LIMIT=512M
+# REDIS_MEMORY_RESERVATION=256M

src/overleaf/README.md

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+# Overleaf
+
+Overleaf is a web-based collaborative LaTeX editor that makes the writing of technical documents as easy as pie. Write, compile, and download LaTeX documents online with automatic cloud backup.
+
+## Quick Start
+
+```bash
+docker compose up -d
+```
+
+## Ports
+
+| Service  | Port | Purpose       |
+| -------- | ---- | ------------- |
+| Overleaf | 8080 | Web Interface |
+
+## Default Access
+
+- Web UI: <http://localhost:8080>
+- Create a new account or log in
+
+## Environment Variables
+
+Key environment variables:
+
+- `OVERLEAF_VERSION`: Docker image version (default: 5.2.1)
+- `OVERLEAF_PORT_OVERRIDE`: Override default HTTP port (default: 8080)
+- `SHARELATEX_APP_NAME`: Application name (default: Overleaf)
+- `SHARELATEX_ADMIN_EMAILS`: Admin email addresses
+- `ENABLE_SUBSCRIPTIONS`: Enable subscription features (default: false)
+
+See `.env.example` for all available options.
+
+## Services Included
+
+- **Overleaf**: Main application
+- **MongoDB**: Project and user data storage
+- **Redis**: Session and cache management
+
+## Features
+
+- Real-time collaborative editing
+- Rich text and code editors
+- Instant preview of compiled documents
+- Version control and history
+- Templates library
+- Git integration (Pro)
+
+## Documentation
+
+- [Overleaf Official Docs](https://www.overleaf.com/learn)
+- [Community Server Setup](https://www.overleaf.com/help/207-how-does-overleaf-help-with-group-collaboration)
+
+## License
+
+AGPL License (Community Edition)

src/overleaf/README.zh.md

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+# Overleaf
+
+Overleaf 是一个基于网络的协作式 LaTeX 编辑器，使技术文档的编写如同小菜一碟。在线编写、编译和下载 LaTeX 文档，具有自动云备份功能。
+
+## 快速开始
+
+```bash
+docker compose up -d
+```
+
+## 端口
+
+| 服务     | 端口 | 用途     |
+| -------- | ---- | -------- |
+| Overleaf | 8080 | Web 界面 |
+
+## 默认访问
+
+- Web UI：<http://localhost:8080>
+- 创建新账户或登录
+
+## 环境变量
+
+关键环境变量：
+
+- `OVERLEAF_VERSION`：Docker 镜像版本（默认值：5.2.1）
+- `OVERLEAF_PORT_OVERRIDE`：覆盖默认 HTTP 端口（默认值：8080）
+- `SHARELATEX_APP_NAME`：应用程序名称（默认值：Overleaf）
+- `SHARELATEX_ADMIN_EMAILS`：管理员电子邮件地址
+- `ENABLE_SUBSCRIPTIONS`：启用订阅功能（默认值：false）
+
+请查看 `.env.example` 获取所有可用选项。
+
+## 包含的服务
+
+- **Overleaf**：主应用程序
+- **MongoDB**：项目和用户数据存储
+- **Redis**：会话和缓存管理
+
+## 功能特性
+
+- 实时协作编辑
+- 富文本和代码编辑器
+- 编译文档的即时预览
+- 版本控制和历史记录
+- 模板库
+- Git 集成（Pro 版）
+
+## 文档
+
+- [Overleaf 官方文档](https://www.overleaf.com/learn)
+- [社区服务器设置](https://www.overleaf.com/help/207-how-does-overleaf-help-with-group-collaboration)
+
+## 许可证
+
+AGPL 许可证（社区版）

src/overleaf/docker-compose.yaml

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+# Overleaf Docker Compose
+# Overleaf is a web-based collaborative LaTeX editor
+# Provides standalone deployment with MongoDB for development/testing
+
+x-defaults: &defaults
+  restart: unless-stopped
+  logging:
+    driver: json-file
+    options:
+      max-size: 100m
+      max-file: "3"
+
+services:
+  # MongoDB for Overleaf data storage
+  mongo:
+    <<: *defaults
+    image: ${GLOBAL_REGISTRY:-}mongo:${MONGO_VERSION:-6.0}
+    hostname: overleaf-mongo
+    volumes:
+      - mongo_data:/data/db
+    environment:
+      - TZ=${TZ:-UTC}
+    healthcheck:
+      test: ["CMD", "mongosh", "--eval", "db.adminCommand('ping')"]
+      interval: 10s
+      timeout: 5s
+      retries: 5
+      start_period: 10s
+    deploy:
+      resources:
+        limits:
+          cpus: ${MONGO_CPU_LIMIT:-1.00}
+          memory: ${MONGO_MEMORY_LIMIT:-1G}
+        reservations:
+          cpus: ${MONGO_CPU_RESERVATION:-0.25}
+          memory: ${MONGO_MEMORY_RESERVATION:-512M}
+
+  # Redis for session and cache storage
+  redis:
+    <<: *defaults
+    image: ${GLOBAL_REGISTRY:-}redis:${REDIS_VERSION:-7-alpine}
+    hostname: overleaf-redis
+    command: redis-server --appendonly yes
+    volumes:
+      - redis_data:/data
+    environment:
+      - TZ=${TZ:-UTC}
+    healthcheck:
+      test: ["CMD", "redis-cli", "ping"]
+      interval: 10s
+      timeout: 5s
+      retries: 5
+      start_period: 10s
+    deploy:
+      resources:
+        limits:
+          cpus: ${REDIS_CPU_LIMIT:-0.50}
+          memory: ${REDIS_MEMORY_LIMIT:-512M}
+        reservations:
+          cpus: ${REDIS_CPU_RESERVATION:-0.25}
+          memory: ${REDIS_MEMORY_RESERVATION:-256M}
+
+  # Overleaf main application
+  overleaf:
+    <<: *defaults
+    image: ${GLOBAL_REGISTRY:-}sharelatex/sharelatex:${OVERLEAF_VERSION:-5.2.1}
+    hostname: overleaf
+    ports:
+      - "${OVERLEAF_PORT_OVERRIDE:-8080}:80"
+    volumes:
+      - overleaf_data:/var/lib/overleaf
+    environment:
+      - TZ=${TZ:-UTC}
+      - MONGO_URL=mongodb://mongo:27017/overleaf
+      - REDIS_URL=redis://redis:6379
+      - ENABLE_SUBSCRIPTIONS=${ENABLE_SUBSCRIPTIONS:-false}
+      - SHARELATEX_APP_NAME=${SHARELATEX_APP_NAME:-Overleaf}
+      - SHARELATEX_SECURE_COOKIE=${SHARELATEX_SECURE_COOKIE:-false}
+      - SHARELATEX_ADMIN_EMAILS=${SHARELATEX_ADMIN_EMAILS:-admin@example.com}
+      - SHARELATEX_BEHIND_PROXY=${SHARELATEX_BEHIND_PROXY:-true}
+      - SHARELATEX_NAV_TITLE=${SHARELATEX_NAV_TITLE:-Community Edition}
+      - LATEX_AVAILABLE_LATEXMK=${LATEX_AVAILABLE_LATEXMK:-true}
+    depends_on:
+      mongo:
+        condition: service_healthy
+      redis:
+        condition: service_healthy
+    healthcheck:
+      test: ["CMD-SHELL", "curl -sf http://localhost/health || exit 1"]
+      interval: 30s
+      timeout: 10s
+      retries: 5
+      start_period: 60s
+    deploy:
+      resources:
+        limits:
+          cpus: ${OVERLEAF_CPU_LIMIT:-2.00}
+          memory: ${OVERLEAF_MEMORY_LIMIT:-2G}
+        reservations:
+          cpus: ${OVERLEAF_CPU_RESERVATION:-0.50}
+          memory: ${OVERLEAF_MEMORY_RESERVATION:-1G}
+
+volumes:
+  mongo_data:
+  redis_data:
+  overleaf_data: