feat: optional MySQL/MariaDB database driver for deployments that cannot use local SQLite

internal/infrastructure/persistence/models/apiKeyModel.go

@@ -7,7 +7,7 @@ type APIKey struct {
 	UserID     uint32 `gorm:"index;not null"`
 	Name       string `gorm:"not null"`
 	Prefix     string `gorm:"not null"`
-	HashedKey  string `gorm:"uniqueIndex;not null"`
+	HashedKey  string `gorm:"uniqueIndex;not null;size:64"`
 	ExpiresAt  *time.Time
 	RevokedAt  *time.Time
 	LastUsedAt *time.Time