message: Log undefined tools.
diff: @@ -458,6 +458,7 @@ export class Builder {
  if (typeof tool === 'string') {
  const candidates = tools.filter(candidate => candidate.name === tool)
  if (candidates.length < 1) {
  + this.extension.logger.addLogMessage(`Skipping undefined tool: ${tool} in ${recipe?.name}`)
  void this.extension.logger.showErrorMessage(`Skipping undefined tool "${tool}" in recipe "${recipe?.name}."`)
  } else {
  steps.push(candidates[0])
  