Add Docker support with comprehensive deployment options

- Add multi-stage Dockerfile with optimized builds for Go backend and Node.js frontend
- Create docker-entrypoint.sh script for managing both services with PM2
- Add .dockerignore for optimal build context
- Update README.md with Docker deployment documentation including:
  - Docker build and run instructions
  - Persistent data configuration with volume mounts
  - Complete environment variable reference table
  - Docker Compose example configuration

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

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

README.md

@@ -22,12 +22,14 @@ Claude Code Proxy serves two main purposes:
 ## Quick Start
 
 ### Prerequisites
-- Go 1.20+
-- Node.js 18+
+- **Option 1**: Go 1.20+ and Node.js 18+ (for local development)
+- **Option 2**: Docker (for containerized deployment)
 - Claude Code
 
 ### Installation
 
+#### Option 1: Local Development
+
 1. **Clone the repository**
    ```bash
    git clone https://github.com/seifghazi/claude-code-proxy.git
@@ -57,7 +59,59 @@ Claude Code Proxy serves two main purposes:
    ./run.sh
    ```
 
-5. **Using with Claude Code**
+#### Option 2: Docker
+
+1. **Clone the repository**
+   ```bash
+   git clone https://github.com/seifghazi/claude-code-proxy.git
+   cd claude-code-proxy
+   ```
+
+2. **Build and run with Docker**
+   ```bash
+   # Build the image
+   docker build -t claude-code-proxy .
+   
+   # Run with default settings
+   docker run -p 3001:3001 -p 5173:5173 claude-code-proxy
+   ```
+
+3. **Run with persistent data and custom configuration**
+   ```bash
+   # Create a data directory for persistent SQLite database
+   mkdir -p ./data
+   
+   # Run with volume mount and custom environment variables
+   docker run -p 3001:3001 -p 5173:5173 \
+     -v ./data:/app/data \
+     -e ANTHROPIC_FORWARD_URL=https://api.anthropic.com \
+     -e PORT=3001 \
+     -e WEB_PORT=5173 \
+     claude-code-proxy
+   ```
+
+4. **Docker Compose (alternative)**
+   ```yaml
+   # docker-compose.yml
+   version: '3.8'
+   services:
+     claude-code-proxy:
+       build: .
+       ports:
+         - "3001:3001"
+         - "5173:5173"
+       volumes:
+         - ./data:/app/data
+       environment:
+         - ANTHROPIC_FORWARD_URL=https://api.anthropic.com
+         - PORT=3001
+         - WEB_PORT=5173
+         - DB_PATH=/app/data/requests.db
+   ```
+   
+   Then run: `docker-compose up`
+
+### Using with Claude Code
 
 To use this proxy with Claude Code, set:
 ```bash
@@ -100,6 +154,7 @@ make help       # Show all commands
 
 ## Configuration
 
+### Local Development
 Create a `.env` file with:
 ```
 PORT=3001
@@ -109,6 +164,33 @@ ANTHROPIC_FORWARD_URL=https://api.anthropic.com
 
 See `.env.example` for all available options.
 
+### Docker Environment Variables
+
+All environment variables can be configured when running the Docker container:
+
+| Variable | Default | Description |
+|----------|---------|-------------|
+| `PORT` | `3001` | Proxy server port |
+| `WEB_PORT` | `5173` | Web dashboard port |
+| `READ_TIMEOUT` | `600` | Server read timeout (seconds) |
+| `WRITE_TIMEOUT` | `600` | Server write timeout (seconds) |
+| `IDLE_TIMEOUT` | `600` | Server idle timeout (seconds) |
+| `ANTHROPIC_FORWARD_URL` | `https://api.anthropic.com` | Target Anthropic API URL |
+| `ANTHROPIC_VERSION` | `2023-06-01` | Anthropic API version |
+| `ANTHROPIC_MAX_RETRIES` | `3` | Maximum retry attempts |
+| `DB_PATH` | `/app/data/requests.db` | SQLite database path |
+
+Example with custom configuration:
+```bash
+docker run -p 3001:3001 -p 5173:5173 \
+  -v ./data:/app/data \
+  -e PORT=8080 \
+  -e WEB_PORT=3000 \
+  -e ANTHROPIC_FORWARD_URL=https://api.anthropic.com \
+  -e DB_PATH=/app/data/custom.db \
+  claude-code-proxy
+```
+
 
 ## Project Structure