feat: update environment configuration for production and add Docker support

src/lib/prisma.ts

@@ -5,8 +5,10 @@ import path from 'path';
 const globalForPrisma = globalThis as unknown as { prisma: PrismaClient };
 
 function createPrismaClient() {
-  const dbPath = path.resolve(process.cwd(), 'prisma/lootah.db');
-  const adapter = new PrismaLibSql({ url: `file:${dbPath}` });
+  // Use DATABASE_URL if set (production/Coolify), otherwise fall back to local path.
+  const dbUrl = process.env.DATABASE_URL
+    ?? `file:${path.resolve(process.cwd(), 'prisma/lootah.db')}`;
+  const adapter = new PrismaLibSql({ url: dbUrl });
   return new PrismaClient({ adapter } as ConstructorParameters<typeof PrismaClient>[0]);
 }