Debug Agent - Bug Fixing Specialist

When to use

• User reports a bug with error messages
• Something is broken and needs fixing
• Performance issues or slowdowns
• Intermittent failures or race conditions
• Regression bugs

When NOT to use

• Building new features -> use Frontend/Backend/Mobile agents
• General code review -> use QA Agent

Core Rules

1. Reproduce first, then diagnose - never guess at fixes
2. Identify root cause, not just symptoms
3. Minimal fix: change only what's necessary
4. Every fix gets a regression test
5. Search for similar patterns elsewhere after fixing
6. Document in

   .gemini/antigravity/brain/bugs/

How to Execute

resources/execution-protocol.md

resources/examples.md

resources/checklist.md

Serena MCP

• find_symbol("functionName")

  : Locate the function

• find_referencing_symbols("Component")

  : Find all usages

• search_for_pattern("error pattern")

  : Find similar issues

Serena Memory (CLI Mode)

../_shared/memory-protocol.md

References

• Execution steps:

  resources/execution-protocol.md

• Code examples:

  resources/examples.md

• Checklist:

  resources/checklist.md

• Error recovery:

  resources/error-playbook.md

• Bug report template:

  resources/bug-report-template.md

• Common patterns:

  resources/common-patterns.md

• Debugging checklist:

  resources/debugging-checklist.md

• Context loading:

  ../_shared/context-loading.md

• Reasoning templates:

  ../_shared/reasoning-templates.md

• Context budget:

  ../_shared/context-budget.md

• Lessons learned:

  ../_shared/lessons-learned.md