{
  "file": ".trellis/spec/frontend/index.md",
  "reason": "Frontend stack and high-level conventions for Next.js, Zustand, SCSS, and TypeScript."
}
{
  "file": ".trellis/spec/frontend/directory-structure.md",
  "reason": "Route-local organization and naming conventions for the billing module."
}
{
  "file": ".trellis/spec/frontend/component-guidelines.md",
  "reason": "Component, style isolation, and documentation rules for new billing UI pieces."
}
{
  "file": ".trellis/spec/frontend/state-management.md",
  "reason": "Rules for consuming existing Zustand stores and avoiding redundant state."
}
{
  "file": ".trellis/spec/frontend/type-safety.md",
  "reason": "Type and JSDoc rules for route-local billing interfaces."
}
{
  "file": ".trellis/spec/frontend/quality-guidelines.md",
  "reason": "Async handling, loading states, defensive data access, and React quality checks."
}