Correct file tree example

README.md

@@ -93,13 +93,20 @@ npm run typecheck  # Type-check (Node + browser configs)
 
 ## Project structure
 
+The app and your manuscript are completely separate directories.
+
+**App (this repository):**
 ```
 hohoff/
-├── src/
+└── src/
-│   ├── main/               Node process: file I/O, AI calls, IPC handlers
+    ├── main/               Node process: file I/O, AI calls, IPC handlers
-│   ├── preload/            contextBridge (renderer ↔ main)
+    ├── preload/            contextBridge (renderer ↔ main)
-│   └── renderer/           React UI (editor, chat, file tree, panels)
+    └── renderer/           React UI (editor, chat, file tree, panels)
-└── <your project folder>/  Manuscript files (Markdown)
+```
+
+**Manuscript (anywhere on your machine, e.g. `~/Documents/My Novel/`):**
+```
+My Novel/
 ├── Prologue.md
 ├── Part I/
 │   └── *.md