consolidation of some of the modules, localization fixes, product advisories work, qa work

src/JobEngine/StellaOps.Scheduler.WebService/ISystemClock.cs

@@ -0,0 +1,26 @@
+namespace StellaOps.Scheduler.WebService;
+
+/// <summary>
+/// Legacy system clock interface. Prefer using TimeProvider instead.
+/// </summary>
+[Obsolete("Use TimeProvider instead. This interface is retained for backward compatibility.")]
+public interface ISystemClock
+{
+    DateTimeOffset UtcNow { get; }
+}
+
+/// <summary>
+/// Legacy system clock implementation. Prefer using TimeProvider instead.
+/// </summary>
+[Obsolete("Use TimeProvider instead. This class is retained for backward compatibility.")]
+public sealed class SystemClock : ISystemClock
+{
+    private readonly TimeProvider _timeProvider;
+
+    public SystemClock(TimeProvider? timeProvider = null)
+    {
+        _timeProvider = timeProvider ?? TimeProvider.System;
+    }
+
+    public DateTimeOffset UtcNow => _timeProvider.GetUtcNow();
+}