Fix mock content build

CHDataManagement/Mock/Content+Mock.swift

@@ -0,0 +1,25 @@
+import Foundation
+
+extension FileManager {
+
+    var documentDirectory: URL {
+        try! url(
+            for: .documentDirectory,
+            in: .userDomainMask,
+            appropriateFor: nil, create: true)
+    }
+}
+
+extension Content {
+
+    static let mock: Content = {
+        let content = Content()
+
+        content.files = FileResource.Mock.mockData(content: content)
+        content.tags = Tag.Mock.mockData(content: content)
+        content.posts = Post.Mock.mockData(content: content)
+        content.pages = Page.Mock.mockData(content: content)
+
+        return content
+    }()
+}