fix(ralph-wiggum): use portable shebang in shell scripts #16562
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Change `#!/bin/bash` to `#!/usr/bin/env bash` for portability across different Linux distributions (NixOS, WSL2, etc.) where /bin/bash may not exist. Fixes anthropics#12880 🤖 Generated with [Claude Code](https://claude.com/claude-code) Co-Authored-By: Claude Opus 4.5 <noreply@anthropic.com>
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Pull request overview
This PR improves the portability of ralph-wiggum shell scripts by updating the shebang to use the env approach for finding bash. This ensures compatibility on systems where bash is not located at /bin/bash, such as NixOS and WSL2.
- Updated shebang from
#!/bin/bashto#!/usr/bin/env bashin ralph-wiggum plugin scripts - Fixes compatibility issues on NixOS, WSL2, and other Linux distributions
Reviewed changes
Copilot reviewed 2 out of 2 changed files in this pull request and generated no comments.
| File | Description |
|---|---|
| plugins/ralph-wiggum/scripts/setup-ralph-loop.sh | Updated shebang to use portable #!/usr/bin/env bash format |
| plugins/ralph-wiggum/hooks/stop-hook.sh | Updated shebang to use portable #!/usr/bin/env bash format |
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steveyegge
approved these changes
Jan 8, 2026
steveyegge
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steveyegge
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LGTM. Using #\!/usr/bin/env bash is the correct portable shebang pattern - it finds bash via PATH rather than hardcoding /bin/bash which doesn't exist on NixOS and some other systems.
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Summary
#!/bin/bashto#!/usr/bin/env bashin ralph-wiggum shell scripts/bin/bashmay not existTest plan
setup-ralph-loop.sh --helpworks on WSL2 Ubuntusetup-ralph-loop.sh "Test task" --max-iterations 3creates state file correctlyFixes #12880
🤖 Generated with Claude Code