chore: clean .gitignore cache

backend/internal/models/security_audit.go

@@ -1,20 +0,0 @@
-package models
-
-import (
-	"time"
-)
-
-// SecurityAudit records admin actions or important changes related to security.
-type SecurityAudit struct {
-	ID            uint      `json:"id" gorm:"primaryKey"`
-	UUID          string    `json:"uuid" gorm:"uniqueIndex"`
-	Actor         string    `json:"actor" gorm:"index"`
-	Action        string    `json:"action"`
-	EventCategory string    `json:"event_category" gorm:"index"`
-	ResourceID    *uint     `json:"resource_id,omitempty"`
-	ResourceUUID  string    `json:"resource_uuid,omitempty" gorm:"index"`
-	Details       string    `json:"details" gorm:"type:text"`
-	IPAddress     string    `json:"ip_address,omitempty"`
-	UserAgent     string    `json:"user_agent,omitempty"`
-	CreatedAt     time.Time `json:"created_at" gorm:"index"`
-}