Add quota and limit for events

Signed-off-by: Asai Neko <sugar@sne.moe>

data/event.go

@@ -20,6 +20,8 @@ type Event struct {
 	Thumbnail   string    `json:"thumbnail" gorm:"type:varchar(255)"`
 	Owner       uuid.UUID `json:"owner" gorm:"type:uuid;index;not null"`
 	EnableKYC   bool      `json:"enable_kyc" gorm:"not null"`
+	Quota       int64     `json:"quota" gorm:"not null"`
+	Limit       int64     `json:"limit" gorm:"not null"`
 }
 
 type EventIndexDoc struct {