Add help messages and aliases

src/cli.rs

@@ -12,17 +12,29 @@ pub struct Cli {
 
 #[derive(Debug, Subcommand)]
 pub enum MainCommands {
-    #[command()]
+    #[command(
+        arg_required_else_help = true,
+        about = "Start Tomcat inside this terminal"
+    )]
     Run {
-        #[arg(long)]
+        #[arg(long, help = "Start in debug mode and open the JPDA endpoint")]
         jpda: bool,
         config: String,
     },
-    #[command(arg_required_else_help = true)]
+    #[command(
+        arg_required_else_help = true,
+        about = "Start Tomcat in the built-in debugger"
+    )]
     Debug { config: String },
-    #[command(arg_required_else_help = true)]
+    #[command(
+        arg_required_else_help = true,
+        about = "Deploy the specified config without starting Tomcat"
+    )]
     Deploy { config: String },
-    #[command(arg_required_else_help = true)]
+    #[command(
+        arg_required_else_help = true,
+        about = "Manage your tomcatctl deployment configs"
+    )]
     Config {
         #[command(subcommand)]
         command: ConfigCommands,
@@ -31,15 +43,18 @@ pub enum MainCommands {
 
 #[derive(Debug, Subcommand)]
 pub enum ConfigCommands {
-    #[command(arg_required_else_help = true)]
+    #[command(arg_required_else_help = true, about = "Add a deployment config")]
     Add {
         name: String,
         path: String,
         project_path: String,
     },
-    #[command(arg_required_else_help = true)]
-    Remove {
-        name: String,
-    },
+    #[command(
+        arg_required_else_help = true,
+        about = "Remove a deployment config",
+        alias = "rm"
+    )]
+    Remove { name: String },
+    #[command(about = "List all valid deployment configs", alias = "ls")]
     List,
 }