Feat: ability to rename steps

src/app.rs

@@ -735,6 +735,7 @@ impl App {
                     active: step.active,
                     source: step.source,
                     original_index: idx,
+                    name: step.name.clone(),
                 });
             }
         }
@@ -773,6 +774,7 @@ impl App {
                 let source = if same_pattern { data.source } else { None };
                 step.active = data.active;
                 step.source = source;
+                step.name = data.name.clone();
                 if source.is_some() {
                     step.script.clear();
                     step.command = None;
@@ -1046,6 +1048,17 @@ impl App {
             } => {
                 self.project_state.project.banks[bank].patterns[pattern].name = name;
             }
+            AppCommand::RenameStep {
+                bank,
+                pattern,
+                step,
+                name,
+            } => {
+                if let Some(s) = self.project_state.project.banks[bank].patterns[pattern].step_mut(step) {
+                    s.name = name;
+                }
+                self.project_state.mark_dirty(bank, pattern);
+            }
             AppCommand::Save(path) => self.save(path, link),
             AppCommand::Load(path) => self.load(path, link),