debugging-playbook - Triage verified failure modes in the festival app
Diagnoses app, web, cache, state, test, CI, and worker API failures using symptom-based experiments and project-specific fix patterns.
Tags
Updated: 2026-10-16Capabilities
Typical Inputs
Typical Outputs
What this skill does
- Reproduce failures cheaply
- Classify symptoms by cause
- Run discriminating experiments
- Inspect test and analysis logs
- Check relevant project history
- Apply documented fix patterns
- Avoid rejected fixes
Inputs
- Failure symptoms
- Project source tree
- Test and analysis logs
- Runtime observations
- Project history
- Network responses
Outputs
- Triage diagnosis
- Discriminating experiment
- Fix pattern
- Dead-end warning
Requirements
- Cambridge Beer Festival app codebase
- Dart and Flutter development environment
- Access to project tests and analysis commands
- Relevant project history