diff --git a/src/WCTDataMiner.Core/Data/DbContextFactory.cs b/src/WCTDataMiner.Core/Data/DbContextFactory.cs
index 526c555..af93a86 100644
--- a/src/WCTDataMiner.Core/Data/DbContextFactory.cs
+++ b/src/WCTDataMiner.Core/Data/DbContextFactory.cs
@@ -41,7 +41,12 @@ public class DbContextFactory : IDbContextFactory
         optionsBuilder.EnableDetailedErrors();
 #endif
 
-        return new WctMinerDbContext(optionsBuilder.Options);
+        var context = new WctMinerDbContext(optionsBuilder.Options);
+
+        // 确保数据库和表结构已创建（适用于 SQLite）
+        context.Database.EnsureCreated();
+
+        return context;
     }
 
     private string BuildPostgreSqlConnectionString()