diff --git a/README.md b/README.md
index d4336ed..704b89a 100644
--- a/README.md
+++ b/README.md
@@ -172,9 +172,9 @@ This project is licensed under the terms of the MIT License. See the [`LICENSE`]
 
 ## Project Structure
 
-<!-- doc-gen treeFileExtended -->
+<!-- doc-gen treeFileExtended root="(root)" showDescriptions=true -->
 ```
-markdown-magic-transform-acknowledgements/
+(root)
 ├── CHANGELOG.md
 ├── CONTRIBUTING.md
 ├── eslint.config.mjs
diff --git a/markdown-magic.config.js b/markdown-magic.config.js
index 66d10c2..809c1b4 100644
--- a/markdown-magic.config.js
+++ b/markdown-magic.config.js
@@ -5,4 +5,37 @@ module.exports = {
     ACKNOWLEDGEMENTS: require('./index.js'),
     treeFileExtended: require('markdown-magic-transform-treefile-extended'),
   },
+  transformDefaults: {
+    treeFileExtended: {
+      '_file_descriptions.json':
+        'A file containing descriptions for each file in the project.',
+      '.gitignore':
+        'A file that specifies intentionally untracked files that Git should ignore.',
+      '.prettierrc.json':
+        'A configuration file for Prettier, a code formatter.',
+      'CHANGELOG.md':
+        'A file that contains a curated, chronological list of notable changes for each version of a project.',
+      'CONTRIBUTING.md':
+        'A file that provides guidelines for how to contribute to the project.',
+      'eslint.config.mjs':
+        'A configuration file for ESLint, a tool for identifying and reporting on patterns found in ECMAScript/JavaScript code.',
+      'index.js':
+        'The main entry point of the application, containing the logic for the markdown-magic transform.',
+      LICENSE:
+        'A file that contains the license for the project (MIT License).',
+      'markdown-magic.config.js':
+        'A configuration file for markdown-magic, a tool for automatically updating markdown files.',
+      'package-lock.json':
+        'A file that records the exact version of each installed dependency.',
+      'package.json':
+        'A file that contains metadata about the project and its dependencies.',
+      'README.md': 'A file that provides a high-level overview of the project.',
+      'RULES_OF_CONDUCT.md':
+        'A file that outlines the rules of conduct for contributors to the project.',
+      '.github/workflows/ci.yml':
+        'A GitHub Actions workflow file for continuous integration.',
+      '.github/workflows/release-please.yml':
+        'A GitHub Actions workflow file for automating releases.',
+    },
+  },
 };