fix: update database switching to modify schema file directly

prisma/schema.prisma

@@ -4,11 +4,13 @@ generator client {
 }
 
 datasource db {
-  provider = env("DATABASE_PROVIDER", "sqlite")
+  provider = "sqlite"
   url      = env("DATABASE_URL")
-  shadowDatabaseUrl = env("DATABASE_SHADOW_URL")
 }
 
+// Note: For PostgreSQL, create a separate schema file or use environment variable
+// See scripts/switch-database.js for provider switching logic
+
 model Player {
   id                Int                @id @default(autoincrement())
   name              String