* fix(node-host): handle stdout/stderr stream errors in runCommand
* chore(proof): add real behavior proof for node-host runCommand stream errors
* fix(node-host): wait for child exit after stdout/stderr stream errors
* fix(node-host): lint and type errors in proof script and test
* fix(node-host): bound stream-error command shutdown
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Co-authored-by: Peter Steinberger <steipete@gmail.com>