feat(cli): make all plugin commands subcommands

docs/sources/plugins/installation.md

@@ -17,30 +17,30 @@ On Linux systems the grafana-cli will assume that the grafana plugin directory i
 
 List available plugins
 ```
-grafana-cli list-remote
+grafana-cli plugins list-remote
 ```
 
 Install a plugin type
 ```
-grafana-cli install <plugin-id>
+grafana-cli plugins install <plugin-id>
 ```
 
 List installed plugins
 ```
-grafana-cli ls
+grafana-cli plugins ls
 ```
 
 Upgrade all installed plugins
 ```
-grafana-cli upgrade-all
+grafana-cli plugins upgrade-all
 ```
 
 Upgrade one plugin
 ```
-grafana-cli upgrade <plugin-id>
+grafana-cli plugins upgrade <plugin-id>
 ```
 
 Remove one plugin
 ```
-grafana-cli remove <plugin-id>
+grafana-cli plugins remove <plugin-id>
 ```

pkg/cmd/grafana-cli/commands/commands.go

@@ -22,7 +22,7 @@ func runCommand(command func(commandLine CommandLine) error) func(context *cli.C
 	}
 }
 
-var Commands = []cli.Command{
+var pluginCommands = []cli.Command{
 	{
 		Name:   "install",
 		Usage:  "install <plugin name>",
@@ -49,3 +49,11 @@ var Commands = []cli.Command{
 		Action: runCommand(removeCommand),
 	},
 }
+
+var Commands = []cli.Command{
+	{
+		Name:        "plugins",
+		Usage:       "Manage plugins for grafana",
+		Subcommands: pluginCommands,
+	},
+}