feat: image variants per image

internal/domain/audit/auditDomain.go

@@ -82,6 +82,8 @@ const (
 	ActionVariantEnable        = "media.variant_enable"
 	ActionVariantDisable       = "media.variant_disable"
 	ActionVariantPurge         = "media.variant_purge"
+	ActionVariantGenerateAll   = "media.variant_generate_all"
+	ActionVariantPurgeImage    = "media.variant_purge_image"
 	ActionUserRegister         = "user.register"
 	ActionUserVerify           = "user.verify"
 	ActionUserUpdateProfile    = "user.update_profile"
@@ -121,6 +123,9 @@ const (
 	ParamKind            = "kind"
 	ParamPurgedFiles     = "purged_files"
 	ParamPurgedBytes     = "purged_bytes"
+	ParamGenerated       = "generated"
+	ParamFailed          = "failed"
+	ParamCauses          = "causes"
 	ParamWidth           = "width"
 	ParamHeight          = "height"
 	ParamFit             = "fit"