fix: retain prepared Ortho context for script PXP-OA

Plant3D2026/P_Rec_Annot/src/PRecAnnot.Plant3D2026/EntryPoint.cs

@@ -77,7 +77,9 @@ public sealed class EntryPoint : IExtensionApplication
             // document lags behind MDI activation. Bind the planner to the
             // command document captured above, which is also the observer's
             // fixture identity.
-            var context = new PlantRuntimeContextReader().ReadCurrentContext(document);
+            var context = ScriptDrivenFirstApplyAutomation.TryGetPreparedContext(document, out var scriptContext)
+                ? scriptContext
+                : new PlantRuntimeContextReader().ReadCurrentContext(document);
             var details = new Dictionary<string, object?>
             {
                 ["ExecutionMode"] = mode.ToString(),
@@ -113,7 +115,8 @@ public sealed class EntryPoint : IExtensionApplication
             var applyPermit = (mode == PRecAnnotExecutionMode.Apply || hasLimitedApplyPermit) && document is not null
                 ? FirstLimitedApplyPermitReader.ReadFor(document)
                 : null;
-            var automationTarget = FirstLimitedApplyAutomationCoordinator.SelectedTargetSnapshotId;
+            var automationTarget = ScriptDrivenFirstApplyAutomation.SelectedTargetSnapshotId
+                ?? FirstLimitedApplyAutomationCoordinator.SelectedTargetSnapshotId;
             var limitedTarget = applyPermit?.TargetSnapshotId ?? automationTarget;
             if (mode == PRecAnnotExecutionMode.Apply && context.Viewports.Count != 1)
                 throw new InvalidOperationException("APPLY_REQUIRES_EXACTLY_ONE_VIEWPORT");