Initial commit: Conjuga Spanish conjugation app

Includes SwiftData dual-store architecture (local reference + CloudKit user data),
JSON-based data seeding, 20 tense guides, 20 grammar notes, SRS review system,
course vocabulary, and widget support.

Co-Authored-By: Claude Opus 4.6 (1M context) <noreply@anthropic.com>

Conjuga/ConjugaWidget/ConjugaWidgetBundle.swift

@@ -0,0 +1,12 @@
+import WidgetKit
+import SwiftUI
+
+@main
+struct ConjugaWidgetBundle: WidgetBundle {
+    var body: some Widget {
+        DailyProgressWidget()
+        WordOfDayWidget()
+        WeekProgressWidget()
+        CombinedWidget()
+    }
+}