{"_example": "Fill with {\"file\": \"\", \"reason\": \"\"}. Put spec/research files only — no code paths. Run `python3 .trellis/scripts/get_context.py --mode packages` to list available specs. Delete this line once real entries are added."} {"file": ".trellis/spec/backend/index.md", "reason": "Backend spec index for CLI/data-module conventions"} {"file": ".trellis/spec/backend/error-handling.md", "reason": "Explicit CLI/runtime failure behavior"} {"file": ".trellis/spec/backend/quality-guidelines.md", "reason": "Regression tests and source-of-truth constraints"}