Add pulsing icon for residences with overdue tasks

- Add overdueCount field to ResidenceResponse model
- ResidenceCard shows PulsingIconView when residence has overdue tasks
- SummaryCard uses static CaseraIconView (never pulses)
- APILayer refreshes residence data after task completion to update
  overdue counts and animation state

🤖 Generated with [Claude Code](https://claude.com/claude-code)

Co-Authored-By: Claude <noreply@anthropic.com>

iosApp/iosApp.xcodeproj/project.pbxproj

@@ -123,6 +123,13 @@
 			);
 			target = 1C81F27F2EE41BB6000739EA /* CaseraQLThumbnail */;
 		};
+		1C81F38A2EE5E430000739EA /* Exceptions for "Casera" folder in "Casera" target */ = {
+			isa = PBXFileSystemSynchronizedBuildFileExceptionSet;
+			membershipExceptions = (
+				CaseraIconView.swift,
+			);
+			target = D4ADB376A7A4CFB73469E173 /* Casera */;
+		};
 		1C87A67A2EDCC3100081E450 /* Exceptions for "iosApp" folder in "CaseraExtension" target */ = {
 			isa = PBXFileSystemSynchronizedBuildFileExceptionSet;
 			membershipExceptions = (
@@ -150,6 +157,7 @@
 		1C0789432EBC218B00392B46 /* Casera */ = {
 			isa = PBXFileSystemSynchronizedRootGroup;
 			exceptions = (
+				1C81F38A2EE5E430000739EA /* Exceptions for "Casera" folder in "Casera" target */,
 				1C0789572EBC218D00392B46 /* Exceptions for "Casera" folder in "CaseraExtension" target */,
 			);
 			path = Casera;