Scetch the dev subcommand

src/dev.rs

@@ -0,0 +1,20 @@
+use anyhow::Result;
+use clap::Subcommand;
+
+mod check;
+mod init;
+
+#[derive(Subcommand)]
+pub enum DevCommands {
+    Init,
+    Check,
+}
+
+impl DevCommands {
+    pub fn run(self) -> Result<()> {
+        match self {
+            DevCommands::Init => init::init(),
+            DevCommands::Check => check::check(),
+        }
+    }
+}