feat(forge): deprecate generate (#11723)

Author: DaniPopes

crates/forge/src/cmd/generate/mod.rs

@@ -26,6 +26,8 @@ pub struct GenerateTestArgs {
 
 impl GenerateTestArgs {
     pub fn run(self) -> Result<()> {
+        sh_warn!("`forge generate` is deprecated and will be removed in a future version")?;
+
         let contract_name = format_identifier(&self.contract_name, true);
         let instance_name = format_identifier(&self.contract_name, false);
 

crates/forge/src/opts.rs

@@ -160,6 +160,7 @@ pub enum ForgeSubcommand {
     },
 
     /// Generate scaffold files.
+    #[command(hide = true)]
     Generate(generate::GenerateArgs),
 
     /// Compiler utilities.