- Removed aggressive whitespace normalization that was breaking heredocs and indentation-sensitive scripts.
- Preserved internal spacing and tabs in bash command normalization to support heredocs and indentation-sensitive scripts.
- Added test cases for internal spacing preservation and heredoc indentation handling.
- Removed 'strippedRedirect' field from NormalizedCommand interface returned by normalizeBashCommand().
- Removed automatic stripping of '2>&1' stderr redirections from bash command normalization.
- Updated bash-normalize function to only extract head/tail patterns and no longer process stderr redirection.
- Removed test cases for 2>&1 stripping and combined pattern handling in bash-normalize tests.
- Added head and tail parameters to bash tool for native output limiting without piping.
- Implemented automatic normalization of bash commands to extract and strip head/tail pipes and stderr redirects.
- Created bash-normalize utility module with normalizeBashCommand and applyHeadTail functions for command processing.
- Updated bash tool documentation to recommend using head/tail parameters instead of piping through shell commands.
- Added comprehensive test coverage for bash command normalization and head/tail filtering functionality.
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