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.

Entity/BudgetArchive.cs

@@ -0,0 +1,39 @@
+namespace Entity;
+
+public class BudgetArchive : BaseEntity
+{
+    /// <summary>
+    /// 预算Id
+    /// </summary>
+    public long BudgetId { get; set; }
+
+    /// <summary>
+    /// 预算周期类型
+    /// </summary>
+    public BudgetPeriodType BudgetType { get; set; }
+
+    /// <summary>
+    /// 预算金额
+    /// </summary>
+    public decimal BudgetedAmount { get; set; }
+
+    /// <summary>
+    /// 周期内实际发生金额
+    /// </summary>
+    public decimal RealizedAmount { get; set; }
+
+    /// <summary>
+    /// 归档目标年份
+    /// </summary>
+    public int Year { get; set; }
+
+    /// <summary>
+    /// 归档目标月份
+    /// </summary>
+    public int Month { get; set; }
+
+    /// <summary>
+    /// 归档日期
+    /// </summary>
+    public DateTime ArchiveDate { get; set; } = DateTime.Now;
+}