feat: add Docker support with bun

- Add Dockerfile using official bun image for self-contained builds
- Add .dockerignore to optimize build context
- Update README with Docker deployment instructions
- Configure for HuggingFace Spaces deployment on port 7860

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

.dockerignore

@@ -0,0 +1,10 @@
+node_modules
+.next
+.git
+.gitignore
+README.md
+.env*.local
+*.log
+.DS_Store
+.vscode
+.idea

Dockerfile

@@ -0,0 +1,38 @@
+FROM oven/bun:1 AS base
+
+# Install apt dependencies
+RUN apt-get update && apt-get install -y --no-install-recommends \
+    build-essential \
+    cmake \
+    git \
+    wget \
+    ca-certificates \
+    libglib2.0-0 \
+    libgl1-mesa-glx \
+    libegl1-mesa \
+    ffmpeg \
+    && apt-get clean && rm -rf /var/lib/apt/lists/*
+
+# Set working directory
+WORKDIR /app
+
+# Copy package files
+COPY package.json bun.lock* ./
+
+# Install dependencies
+RUN bun install --frozen-lockfile
+
+# Copy the rest of the application
+COPY . .
+
+# Build the application
+RUN bun run build
+
+# Expose port 7860
+EXPOSE 7860
+
+# Set environment variable for port
+ENV PORT=7860
+
+# Start the application
+CMD ["bun", "start"]

README.md

@@ -77,6 +77,30 @@ bun run format
 
 - `DATASET_URL`: (optional) Base URL for dataset hosting (defaults to HuggingFace Datasets).
 
+## Docker Deployment
+
+This application can be deployed using Docker with bun for optimal performance and self-contained builds.
+
+### Build the Docker image
+
+```bash
+docker build -t lerobot-visualizer .
+```
+
+### Run the container
+
+```bash
+docker run -p 7860:7860 lerobot-visualizer
+```
+
+The application will be available at [http://localhost:7860](http://localhost:7860).
+
+### Run with custom environment variables
+
+```bash
+docker run -p 7860:7860 -e DATASET_URL=your-url lerobot-visualizer
+```
+
 ## Contributing
 
 Contributions, bug reports, and feature requests are welcome! Please open an issue or submit a pull request.