feat(cli): panic when no subcommand is provided

.gitignore

@@ -1,4 +1,4 @@
-/target
-/node_modules
-/dist
+target
+node_modules
+dist
 .vscode

crates/metassr-utils/src/cache_dir.rs

@@ -1,6 +1,10 @@
 use anyhow::Result;
 use std::{
-    collections::HashMap, ffi::OsStr, fs::{self, File}, io::{Read, Write}, path::{Path, PathBuf}
+    collections::HashMap,
+    ffi::OsStr,
+    fs::{self, File},
+    io::{Read, Write},
+    path::{Path, PathBuf},
 };
 use walkdir::WalkDir;
 

metassr-cli/src/cli/mod.rs

@@ -31,7 +31,7 @@ pub struct Args {
     pub log_file: Option<String>,
 
     #[command(subcommand)]
-    pub commands: Option<Commands>,
+    pub commands: Commands,
 }
 
 #[derive(Debug, ValueEnum, PartialEq, Eq, Clone)]

metassr-cli/src/main.rs

@@ -23,7 +23,7 @@ async fn main() -> Result<()> {
         [Some(DebugMode::All), Some(DebugMode::Metacall)].contains(&args.debug_mode);
     let allow_http_debug = [Some(DebugMode::All), Some(DebugMode::Http)].contains(&args.debug_mode);
 
-    if let Some(Commands::Create { .. }) = args.commands {
+    if let Commands::Create { .. } = args.commands {
         tracing_subscriber::fmt()
             .with_target(false)
             .without_time()
@@ -45,28 +45,26 @@ async fn main() -> Result<()> {
             set_var("METACALL_DEBUG", "1");
         }
     }
-
     match args.commands {
-        Some(Commands::Build {
+        Commands::Build {
             out_dir,
             build_type,
-        }) => {
+        } => {
             cli::Builder::new(build_type, out_dir).exec()?;
         }
-        Some(Commands::Run { port, serve }) => {
+        Commands::Run { port, serve } => {
             cli::Runner::new(port, serve, allow_http_debug)
                 .exec()
                 .await?;
         }
-        Some(Commands::Create {
+        Commands::Create {
             project_name,
             version,
             description,
             template,
-        }) => {
+        } => {
             cli::Creator::new(project_name, version, description, template).exec()?;
         }
-        _ => {}
     };
 
     Ok(())