chore(tui): remove unused commented code and debug comments

- Remove commented enter handler in endpoint_sidebar.go
- Remove commented "r" key handler in request_builder.go
- Clean up code structure by removing obsolete commented blocks

Author: maniac-en

internal/tui/views/endpoint_sidebar.go

@@ -96,24 +96,15 @@ func (v EndpointSidebarView) Update(msg tea.Msg) (EndpointSidebarView, tea.Cmd)
 
 	case tea.KeyMsg:
 		if v.initialized {
-			switch msg.String() {
-			// case "enter":
-			// 	if selectedEndpoint := v.GetSelectedEndpoint(); selectedEndpoint != nil {
-			// 		return v, func() tea.Msg {
-			// 			return EndpointSelectedMsg{Endpoint: *selectedEndpoint}
-			// 		}
-			// 	}
-			default:
-				// Forward navigation keys to the list even if not explicitly focused
-				oldIndex := v.list.SelectedIndex()
-				v.list, cmd = v.list.Update(msg)
-				newIndex := v.list.SelectedIndex()
-
-				// If the selected index changed, auto-select the new endpoint
-				if oldIndex != newIndex && newIndex >= 0 && newIndex < len(v.endpoints) {
-					return v, func() tea.Msg {
-						return EndpointSelectedMsg{Endpoint: v.endpoints[newIndex]}
-					}
+			// Forward navigation keys to the list even if not explicitly focused
+			oldIndex := v.list.SelectedIndex()
+			v.list, cmd = v.list.Update(msg)
+			newIndex := v.list.SelectedIndex()
+
+			// If the selected index changed, auto-select the new endpoint
+			if oldIndex != newIndex && newIndex >= 0 && newIndex < len(v.endpoints) {
+				return v, func() tea.Msg {
+					return EndpointSelectedMsg{Endpoint: v.endpoints[newIndex]}
 				}
 			}
 		}

internal/tui/views/request_builder.go

@@ -182,13 +182,6 @@ func (rb RequestBuilder) Update(msg tea.Msg) (RequestBuilder, tea.Cmd) {
 					rb.queryEditor.Focus()
 				}
 			}
-		// case "r":
-		// 	// Send request - only when not editing a component
-		// 	if !rb.componentFocused {
-		// 		return rb, func() tea.Msg {
-		// 			return RequestSendMsg{Method: rb.method, URL: rb.url, Body: rb.bodyInput.Value()}
-		// 		}
-		// 	}
 		case "esc":
 			// Exit component editing mode
 			if rb.componentFocused {