doc: update cli docs

Author: vcastellm

docs/cdk/getting-started/cdk-cli-tool.md

@@ -26,37 +26,48 @@ There is no need to have Golang, checkout the CDK repo, or install anything else
 
 Here the Admin needs to provide the CDK-node configuration file and a genesis file of the desired chain.
 
-Usage: `cdk --config <CONFIG> --chain <CHAIN> <COMMAND>`
+Usage: `cdk <COMMAND>`
 
 Commands:
-* `node` - Run the cdk-node with the provided configuration. 
-* `erigon` - Run cdk-erigon node with the provided default configuration. 
-* `help`    Print this message or the help of the given subcommand(s). 
+* `node` - Run the cdk-node with the provided configuration
+* `erigon` - Run cdk-erigon node with the provided default configuration
+* `versions` - Output the corresponding versions of the components
+* `help`    Print this message or the help of the given subcommand(s)
 
 Options:
-* `-c, --config <CONFIG>` - The path to the configuration file [env: `CDK_CONFIG_PATH=`]
-* `-g, --chain <CHAIN>` - The path to a chain specification file [env: `CDK_GENESIS_PATH=`]
-* `-h, --help`             Print help
+* `-h, --help` - Print help
 
-### CDK node
+### cdk node
 
 To run cdk-node use the `node` subcommand
 
-Usage: `cdk --config <CONFIG> --chain <CHAIN> node [OPTIONS]`
+Usage: `cdk node [OPTIONS]`
 
 Options:
-* `-c, --components <COMPONENTS>`  Components to run [env: `CDK_COMPONENTS=`]
-* `-h, --help`             Print help
+* `-C, --config <CONFIG>` - The path to the configuration file [env: `CDK_CONFIG_PATH=`]
+* `-c, --components <COMPONENTS>` - Components to run [env: `CDK_COMPONENTS=`]
+* `-h, --help` - Print help
 
-### CDK erigon
+### cdk erigon
 
 Chain administrators can run a cdk-erigon RPC node that syncs to an existing chain with default parameters.
 
 This subcommand is intended for quickly spin-up of an RPC node or to test existing chains with default configuration values. In order fine tune and to access all configuration values, check the [full cdk-erigon documentation](../../cdk/getting-started/cdk-erigon/index.md) reference to erigon configuration docs.
 
-Usage: `cdk --config <CONFIG> --chain <CHAIN> erigon`
+Usage: `cdk erigon [OPTIONS]`
 
 Options:
-* `-h, --help`  Print help
+* `-C, --config <CONFIG>` - The path to the configuration file [env: `CDK_CONFIG_PATH=`]
+* `-g, --chain <CHAIN>` - The path to a chain specification file [env: `CDK_GENESIS_PATH=`]
+* `-h, --help` - Print help
+
+### cdk versions
 
 The above command generates all the required configuration files for cdk-erigon on-the-fly and run the node.
+
+Output the corresponding versions of the components
+
+Usage: `cdk versions`
+
+Options:
+* `-h, --help` - Print help