Add docstring and comments

Author: pro100filipp

CodeEdit/Features/Documents/CodeFileDocument/CodeFileDocument.swift

@@ -198,6 +198,7 @@ final class CodeFileDocument: NSDocument, ObservableObject {
         }
 
         do {
+            // Get parent directory for cases when entire folders were deleted – and recreate them as needed
             let directory = fileURL.deletingLastPathComponent()
             try FileManager.default.createDirectory(at: directory, withIntermediateDirectories: true, attributes: nil)
 

CodeEdit/Features/Editor/TabBar/Tabs/Tab/Models/EditorTabFileObserver.swift

@@ -8,6 +8,7 @@
 import Foundation
 import SwiftUI
 
+/// Observer ViewModel for tracking file deletion
 final class EditorTabFileObserver: ObservableObject, CEWorkspaceFileManagerObserver {
     @Published private(set) var isDeleted = false