Enable CloudKit sync for tag groups, local timeline and drafts

IceCubesApp/IceCubesApp.entitlements

@@ -4,6 +4,14 @@
 <dict>
 	<key>aps-environment</key>
 	<string>development</string>
+	<key>com.apple.developer.icloud-container-identifiers</key>
+	<array>
+		<string>iCloud.icecubesapp</string>
+	</array>
+	<key>com.apple.developer.icloud-services</key>
+	<array>
+		<string>CloudKit</string>
+	</array>
 	<key>com.apple.developer.user-fonts</key>
 	<array>
 		<string>app-usage</string>

Packages/Models/Sources/Models/SwiftData/Draft.swift

@@ -3,12 +3,10 @@ import SwiftData
 import SwiftUI
 
 @Model public class Draft {
-  @Attribute(.unique) public var id: UUID
-  public var content: String
-  public var creationDate: Date
+  public var content: String = ""
+  public var creationDate: Date = Date()
 
   public init(content: String) {
-    id = UUID()
     self.content = content
     creationDate = Date()
   }

Packages/Models/Sources/Models/SwiftData/LocalTimeline.swift

@@ -3,8 +3,8 @@ import SwiftData
 import SwiftUI
 
 @Model public class LocalTimeline {
-  public var instance: String
-  public var creationDate: Date
+  public var instance: String = ""
+  public var creationDate: Date = Date()
 
   public init(instance: String) {
     self.instance = instance

Packages/Models/Sources/Models/SwiftData/TagGroup.swift

@@ -3,10 +3,10 @@ import SwiftData
 import SwiftUI
 
 @Model public class TagGroup: Equatable {
-  public var title: String
-  public var symbolName: String
-  public var tags: [String]
-  public var creationDate: Date
+  public var title: String = ""
+  public var symbolName: String = ""
+  public var tags: [String] = []
+  public var creationDate: Date = Date()
 
   public init(title: String, symbolName: String, tags: [String]) {
     self.title = title