feat: Implement scheduled tasks management and budget archiving functionality

- Added BudgetArchiveJob for monthly budget archiving.
- Created BudgetArchive entity and BudgetArchiveRepository for managing archived budgets.
- Introduced JobController for handling job execution, pausing, and resuming.
- Developed ScheduledTasksView for displaying and managing scheduled tasks in the frontend.
- Updated PeriodicBillJob to improve scope handling.
- Enhanced OpenAiService with increased HTTP timeout.
- Added archiveBudgets API endpoint for archiving budgets by year and month.
- Refactored BudgetController to utilize new repository patterns and improved error handling.
- Introduced rich-content styles for better rendering of HTML content in Vue components.
- Updated various Vue components to support rich HTML content display.

Service/Jobs/BudgetArchiveJob.cs

@@ -0,0 +1,42 @@
+using Quartz;
+
+namespace Service.Jobs;
+
+/// <summary>
+/// 预算归档定时任务
+/// </summary>
+[DisallowConcurrentExecution]
+public class BudgetArchiveJob(
+    IServiceProvider serviceProvider,
+    ILogger<BudgetArchiveJob> logger) : IJob
+{
+    public async Task Execute(IJobExecutionContext context)
+    {
+        try
+        {
+            logger.LogInformation("开始执行预算归档任务");
+
+            // 每个月1号执行，归档上个月的数据
+            var targetDate = DateTime.Now.AddMonths(-1);
+            var year = targetDate.Year;
+            var month = targetDate.Month;
+
+            using var scope = serviceProvider.CreateScope();
+            var budgetService = scope.ServiceProvider.GetRequiredService<IBudgetService>();
+            var result = await budgetService.ArchiveBudgetsAsync(year, month);
+
+            if (string.IsNullOrEmpty(result))
+            {
+                logger.LogInformation("归档 {Year}年{Month}月 预算任务执行成功", year, month);
+            }
+            else
+            {
+                logger.LogWarning("归档 {Year}年{Month}月 预算任务提示: {Result}", year, month, result);
+            }
+        }
+        catch (Exception ex)
+        {
+            logger.LogError(ex, "预算归档任务执行出错");
+        }
+    }
+}