Check if the code you just wrote follows the backend development guidelines.

Execute these steps:

• Run git status to see modified files

• Read .trellis/spec/backend/index.md to understand which guidelines apply

• Based on what you changed, read the relevant guideline files:

• Database changes → .trellis/spec/backend/database-guidelines.md

• Error handling → .trellis/spec/backend/error-handling.md

• Logging changes → .trellis/spec/backend/logging-guidelines.md

• Type changes → .trellis/spec/backend/type-safety.md

• Any changes → .trellis/spec/backend/quality-guidelines.md

• Review your code against the guidelines

• Report any violations and fix them if found