update cli readme

Author: zonblade

router-cli/README.md

@@ -12,21 +12,40 @@ cargo build --release
 
 ## Usage
 
+### Initialize Configuration
+
+Create a new configuration file with default template:
+
+```bash
+# Create in current directory
+gwrs init
+
+# Create in specific directory
+gwrs init /path/to/directory
+```
+
 ### Upload Configuration
 
-Upload a YAML configuration file to the router:
+Upload a YAML configuration file to the router. You can use either the direct flag or the config subcommand:
 
 ```bash
-# Using username and password
-gwrs -u USERNAME -p PASSWORD --config config.yaml
+# Using direct flag
+gwrs --config config.yaml -u USERNAME -p PASSWORD
+
+# Using config subcommand
+gwrs config config.yaml -u USERNAME -p PASSWORD
 
 # Using environment variables
 export GWRS_USER=admin
 export GWRS_PASS=password
 gwrs --osenv --config config.yaml
+# or
+gwrs config config.yaml --osenv
 
 # Specify custom API URL
-gwrs -u USERNAME -p PASSWORD --api-url http://router-api:3000 --config config.yaml
+gwrs --config config.yaml -u USERNAME -p PASSWORD --url http://router-api:3000
+# or
+gwrs config config.yaml -u USERNAME -p PASSWORD --url http://router-api:3000
 ```
 
 ### Configuration File Format
@@ -66,25 +85,45 @@ proxy:
 - `GWRS_USER`: Username for API authentication
 - `GWRS_PASS`: Password for API authentication
 
-## Options
+## Global Options
+
+These options can be used with any command:
 
 - `-u, --user`: Username for API authentication
 - `-p, --pass`: Password for API authentication
 - `--osenv`: Use credentials from environment variables
-- `--api-url`: API base URL (default: http://localhost:24042)
-- `--config`: Path to the configuration file
+- `--url`: API base URL (default: http://localhost:24042)
+
+## Commands
+
+### init [LOCATION]
+Initialize a new configuration file. If LOCATION is not specified, creates in the current directory.
+
+### config CONFIG
+Upload a configuration file to the router. CONFIG is the path to your configuration file.
 
 ## Examples
 
 ```bash
-# Basic usage
-gwrs -u admin -p password --config my-gateway-config.yaml
+# Initialize new configuration
+gwrs init
+gwrs init /path/to/directory
+
+# Upload configuration (direct flag)
+gwrs --config my-gateway-config.yaml -u admin -p password
+
+# Upload configuration (subcommand)
+gwrs config my-gateway-config.yaml -u admin -p password
 
 # Use environment variables for credentials
 gwrs --osenv --config my-gateway-config.yaml
+# or
+gwrs config my-gateway-config.yaml --osenv
 
 # Specify custom API URL
-gwrs -u admin -p password --api-url http://router-api:8080 --config my-gateway-config.yaml
+gwrs --config my-gateway-config.yaml -u admin -p password --url http://router-api:8080
+# or
+gwrs config my-gateway-config.yaml -u admin -p password --url http://router-api:8080
 ```
 
 ## Debug Logging