重构 orm 代码生成逻辑，实现 bill 接口，优化请求字段检查与 list total 查询逻辑

cmd/playground/main.go

@@ -1,14 +1,11 @@
 package main
 
 import (
-	"fmt"
-	"time"
+	"platform/web/services"
 )
 
 func main() {
-	parse, err := time.Parse(time.RFC3339, "2025-04-16T16:00:00.000Z")
-	if err != nil {
-		return
+	for range 12 {
+		println(services.ID.GenReadable("res"))
 	}
-	fmt.Printf("%x\n", parse)
 }