feat(v2.2.0): add foreground monitoring, notifications, and smarter diffs

- implement “Check All” sweep for tracked domains
- add local notifications for changes and certificate expiration
- introduce change severity filtering (low/medium/high)
- enhance change summaries and diff readability
- add certificate expiration tracking and alerts
- improve watchlist indicators for changes
- add sweep summary screen
- optimize performance for larger watchlists

1 files changed, 4 insertions, 0 deletions

diff --git a/DomainDig/DomainDigApp.swift b/DomainDig/DomainDigApp.swift
index 9c881d8..a34eb12 100644
--- a/DomainDig/DomainDigApp.swift
+++ b/DomainDig/DomainDigApp.swift
@@ -9,6 +9,10 @@ import SwiftUI
 
 @main
 struct DomainDigApp: App {
+    init() {
+        LocalNotificationService.shared.configureForegroundPresentation()
+    }
+
     var body: some Scene {
         WindowGroup {
             ContentView()