* fix: resolve issue #588 - react key warnings from duplicate message IDs + establish jest testing framework
* Update the makefile and workflow with the js test
* Apply suggestions from code review
Co-authored-by: Copilot <175728472+Copilot@users.noreply.github.com>
Test files use .ts extensions in imports for Node's native test runner
compatibility, which conflicts with TypeScript's default behavior.
Excluding test files from tsconfig allows tests to run with Node while
maintaining strict type checking for the main codebase.
Co-authored-by: factory-droid[bot] <138933559+factory-droid[bot]@users.noreply.github.com>