fix: move user table definition into db file

cmd/app/db.go

@@ -7,6 +7,14 @@ import (
 	"gorm.io/gorm"
 )
 
+func (u User) IsAdmin() bool {
+	return u.RoleBitmask&1 == 1
+}
+
+func (u User) IsEffectiveAdmin() bool {
+	return u.RoleBitmask&0b10 == 0b10
+}
+
 type BotContent struct {
 	gorm.Model
 	Literal string

cmd/app/main.go

@@ -24,14 +24,6 @@ type User struct {
 	RoleBitmask uint
 }
 
-func (u User) IsAdmin() bool {
-	return u.RoleBitmask&1 == 1
-}
-
-func (u User) IsEffectiveAdmin() bool {
-	return u.RoleBitmask&0b10 == 0b10
-}
-
 type BotController struct {
 	cfg     config.Config
 	bot     *tgbotapi.BotAPI