feat: add Dockerfile and Docker instructions for examples/openui-chat

examples/openui-chat/Dockerfile

@@ -0,0 +1,45 @@
+# --------------------------------------------------
+# Build stage: install dependencies and build app
+# --------------------------------------------------
+FROM node:20-alpine AS builder
+
+WORKDIR /app
+
+# Enable pnpm through corepack
+RUN corepack enable
+
+# Copy the whole repository
+COPY . .
+
+# Install dependencies
+RUN pnpm install
+
+# Build the OpenUI chat example
+WORKDIR /app/examples/openui-chat
+RUN pnpm build
+
+
+# --------------------------------------------------
+# Runtime stage: production container
+# --------------------------------------------------
+FROM node:20-alpine
+
+WORKDIR /app
+
+# Enable pnpm
+RUN corepack enable
+
+# Set production environment
+ENV NODE_ENV=production
+
+# Copy built app from builder
+COPY --from=builder /app ./
+
+# Switch to example directory
+WORKDIR /app/examples/openui-chat
+
+# Expose app port
+EXPOSE 3000
+
+# Start server
+CMD ["pnpm","start"]

examples/openui-chat/README.md

@@ -25,3 +25,41 @@ To learn more about OpenUI, take a look at the following resources:
 
 - [OpenUI Documentation](https://openui.com/docs) - learn about OpenUI features and API.
 - [OpenUI GitHub repository](https://github.com/thesysdev/openui) - your feedback and contributions are welcome!
+
+## Running with Docker
+
+You can run the OpenUI chat example using Docker without manually installing dependencies.
+
+### Build the container
+
+```bash
+docker build -t openui-chat .
+
+```
+### Run the container
+```bash
+docker run -p 3000:3000 -e OPENAI_API_KEY=sk-your-key openui-chat
+```
+After the container starts, open your browser and go to:
+
+http://localhost:3000
+
+The OpenUI chat example should now be running.
+
+## Environment Variables
+
+The following environment variables are supported:
+
+| Variable | Description | Required |
+|----------|-------------|----------|
+| OPENAI_API_KEY | Your OpenAI API key used by the chat backend | Yes |
+| OPENAI_MODEL | Optional model override (e.g. `gpt-4o`) | No |
+| OPENAI_BASE_URL | Optional custom API endpoint | No |
+
+Example:
+```bash
+docker run -p 3000:3000 \
+  -e OPENAI_API_KEY=sk-your-key \
+  -e OPENAI_MODEL=gpt-4o \
+  openui-chat
+```