Adds CORS.

README.md

@@ -4,10 +4,35 @@ The Wild Central API is a lightweight service that runs on a local machine (e.g.
 
 ## Development
 
+Start the development server:
+
 ```bash
 make dev
 ```
 
-## Usage
+The API will be available at `http://localhost:5055`.
 
-TBD
+### Environment Variables
+
+- `WILD_API_DATA_DIR` - Directory for instance data (default: `/var/lib/wild-central`)
+- `WILD_DIRECTORY` - Path to Wild Cloud apps directory (default: `/opt/wild-cloud/apps`)
+- `WILD_API_DNSMASQ_CONFIG_PATH` - Path to dnsmasq config file (default: `/etc/dnsmasq.d/wild-cloud.conf`)
+- `WILD_CORS_ORIGINS` - Comma-separated list of allowed CORS origins for production (default: localhost development origins)
+
+## API Endpoints
+
+The API provides the following endpoint categories:
+
+- **Instances** - Create, list, get, and delete Wild Cloud instances
+- **Configuration** - Manage instance config.yaml
+- **Secrets** - Manage instance secrets.yaml (redacted by default)
+- **Nodes** - Discover, configure, and manage cluster nodes
+- **Cluster** - Bootstrap and manage Talos/Kubernetes clusters
+- **Services** - Install and manage base infrastructure services
+- **Apps** - Deploy and manage Wild Cloud applications
+- **PXE** - Manage PXE boot assets for network installation
+- **Operations** - Track and stream long-running operations
+- **Utilities** - Helper functions and status endpoints
+- **dnsmasq** - Configure and manage dnsmasq for network services
+
+See the API handler files in `internal/api/v1/` for detailed endpoint documentation.