TypeScript/JavaScript Development Skill Before frontend edits, including test-only changes, read , , and the shared references below. For new or edited tests, follow Test authoring. @./../ shared/development-workflow.md @./../ shared/typescript-commands.md @./../ shared/react-redux-patterns.md No — hard rule - New, moved, or otherwise edited code must not contain , explicit or implicit. No annotations, no / , no untyped parameters or returns that infer , no implicitly- destructures or array/object literals. - Stop untyped values at the boundary. Use canonical types, typed wrappers, or with va…