Rebrand from MyCrib to Casera

- Rename Kotlin package from com.example.mycrib to com.example.casera
- Update Android app name, namespace, and application ID
- Update iOS bundle identifiers and project settings
- Rename iOS directories (MyCribTests -> CaseraTests, etc.)
- Update deep link schemes from mycrib:// to casera://
- Update app group identifiers
- Update subscription product IDs
- Update all UI strings and branding

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

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

iosApp/Casera/AppIntent.swift

@@ -0,0 +1,18 @@
+//
+//  AppIntent.swift
+//  Casera
+//
+//  Created by Trey Tartt on 11/5/25.
+//
+
+import WidgetKit
+import AppIntents
+
+struct ConfigurationAppIntent: WidgetConfigurationIntent {
+    static var title: LocalizedStringResource { "Configuration" }
+    static var description: IntentDescription { "This is an example widget." }
+
+    // An example configurable parameter.
+    @Parameter(title: "Favorite Emoji", default: "😃")
+    var favoriteEmoji: String
+}