{
  "id": "permission-cache",
  "name": "Permission Cache Invalidation Bug",
  "description": "Fix permission cache not invalidating when roles change",

  "task": "Fix: permission cache doesn't invalidate when user roles change. Users see stale permissions for hours after their roles are updated.",

  "naive_fix": {
    "description": "Add .clear() call somewhere",
    "changes": [
      {
        "file": "src/services/team.service.ts",
        "function": "somewhere",
        "change": "Call memoizedPermissions.clear()"
      }
    ],
    "issues": [
      "Doesn't identify WHEN cache should clear",
      "Missing BusTeamRoleChange subscription",
      "Missing BusTeamMemberRoleChange subscription",
      "Doesn't fix roles.controller.ts missing broker events"
    ]
  },

  "correct_fix": {
    "description": "Subscribe to all role-related broker events",
    "required_changes": [
      {
        "file": "src/services/team.service.ts",
        "function": "constructor",
        "change": "Subscribe to BusTeamRoleChange, clear cache on event",
        "line_reference": "line 30"
      },
      {
        "file": "src/services/team.service.ts",
        "function": "constructor",
        "change": "Subscribe to BusTeamMemberRoleChange, clear cache on event",
        "line_reference": "line 30"
      },
      {
        "file": "src/controllers/roles.controller.ts",
        "function": "createRole",
        "change": "Emit BusTeamRoleChange event after creating role",
        "line_reference": "line 22"
      },
      {
        "file": "src/controllers/roles.controller.ts",
        "function": "deleteRole",
        "change": "Emit BusTeamRoleChange event before deleting role",
        "line_reference": "line 62"
      }
    ],
    "required_broker_subscriptions": [
      {
        "service": "team.service.ts",
        "event": "BusTeamRoleChange",
        "action": "Clear permission cache"
      },
      {
        "service": "team.service.ts",
        "event": "BusTeamMemberRoleChange",
        "action": "Clear permission cache"
      }
    ],
    "pattern_references": [
      "roles.controller.ts:updateRole - shows correct broker event emission"
    ]
  },

  "validation_criteria": {
    "must_mention": [
      "BusTeamRoleChange",
      "BusTeamMemberRoleChange",
      "createRole",
      "deleteRole",
      "team.service"
    ],
    "must_identify_root_cause": "Cache only clears on team switch, not role changes",
    "should_reference_pattern": "roles.controller.ts:updateRole"
  }
}