fix: 更换银行模块源及修复钱钱小数

Yi.Abp.Net8/module/bbs/Yi.Framework.Bbs.Domain/Managers/BankValue/BiyingBankValueProvider.cs

@@ -9,6 +9,7 @@ using Volo.Abp.DependencyInjection;
 
 namespace Yi.Framework.Bbs.Domain.Managers.BankValue
 {
+    [Dependency(TryRegister =true)]
     public class BiyingBankValueProvider : IBankValueProvider, ITransientDependency
     {
         //官网地址：www.biyingapi.com

Yi.Abp.Net8/module/bbs/Yi.Framework.Bbs.Domain/Managers/BankValue/RandownBankValueProvider.cs

@@ -0,0 +1,19 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+using Volo.Abp.DependencyInjection;
+
+namespace Yi.Framework.Bbs.Domain.Managers.BankValue
+{
+    [Dependency(ReplaceServices = true)]
+    internal class RandownBankValueProvider : IBankValueProvider, ITransientDependency
+    {
+        public Task<decimal> GetValueAsync()
+        {
+            var currentNumber = new Random().Next(800, 1200);
+            return Task.FromResult((decimal)currentNumber);
+        }
+    }
+}