命令框架模块构建完成

src/commands/db/migrate.rs

@@ -0,0 +1,16 @@
+use anyhow::Result;
+
+#[derive(clap::Args)]
+pub struct MigrateArgs {
+    /// 目标版本
+    #[arg(short, long)]
+    pub version: Option<String>,
+}
+
+pub fn run(args: MigrateArgs) -> Result<()> {
+    match args.version {
+        Some(v) => println!("🗄️  迁移数据库到版本: {}", v),
+        None => println!("🗄️  执行最新数据库迁移"),
+    }
+    Ok(())
+}