Add fix-broken-distro experiment: debugging Linux build configuration

[xdotli]

Summary

• Created a debugging experiment that tests LLM agents' ability to identify and fix 16 broken configuration errors in a Linux distribution build
• Includes broken configs (debootstrap, fstab, GRUB, chroot setup) and their fixed versions
• Provides automated test suite, Docker environment, and comprehensive documentation

Experiment Structure

linux/fix-broken-distro/
├── README.md           # Overview with key metrics
├── EXPERIMENT.yaml     # Machine-readable metadata
├── BROKEN.md          # Detailed list of all 16 issues
├── Dockerfile         # Build environment
├── *.conf/sh          # Broken configurations
├── *.fixed            # Fixed versions
├── test-build.sh      # Automated validation
└── trajectories/
    └── SUMMARY.md     # Debugging process documentation

Key Metrics

Metric	Value
Agent	Claude Opus 4.5
Issues	16 deliberate errors
Difficulty	Hard
Estimated Steps	~100

Issue Categories

• Critical (8): Build/boot blocking (invalid arch, typos, missing kernel)
• High (4): Degraded functionality (missing mounts, DNS, boot params)
• Medium/Low (4): Cosmetic (locale, timezone, swap)

Test plan

• EXPERIMENT.yaml validates
• Artifacts are organized
• test-build.sh runs and identifies issues
• Documentation is complete