| Q391 | Clipboard UX | Handle copy code, copy console, empty content, failure states, feedback reset, and accessible controls. |
| Q392 | Text transforms | Model indent, outdent, and duplicate-line behavior as text plus selection in and text plus selection out. |
| Q393-Q394 | Compile and execution | Separate TypeScript feedback from runtime logs, isolate execution, capture console entries, and enforce limits. |
| Q395 | Saved snippets | Use versioned local storage, defensive parsing, safe metadata, load conflict handling, and prompt separation. |