ps-bash

Run the release-blocking Pester gate (tests/PsBash.Tests.ps1) the reliable way — build cmdlets, refresh beside-module DLLs, isolate PSModulePath from a stale installed PsBash, run Invoke-Pester.

Use (or extend) the shared PsBuild PowerShell-text builder and the OS-interface FileSystemHelpers/RunChildProcess helpers instead of hand-rolling PS strings or platform branches

Add a new bash command to the ps-bash transpiler and runtime

Add new grammar production to the bash parser (new token, AST node, or syntax)

Debug a bash command that produces wrong output or crashes in ps-bash

Rebuild and publish the local ps-bash exe for testing in opencode

Audit one bash feature against the QA rubric and write its section into docs/testing/interactive-parity-audit.md

Validate specs against source code (detect drift)

Add an interactive-shell Tab completion source (provider) to ps-bash