Docs: README names the Illustrator habits that now work (corner widget dragging, Alt-click pivot on an anchor, middle-mouse pan, save prompt before closing); control protocol: file.close / closeAll / app.quit open a saveChanges dialog per modified document and how agents answer it

README.md

@@ -127,7 +127,10 @@ exposes to agents, and exported by VectorCraft's own renderer. The source files
 ## Why VectorCraft
 
 - **Familiar.** Illustrator's layout, tools, menus, panels and shortcuts: the Pen, Direct Selection,
-  Pathfinder, Smart Guides, Appearance, Swatches, Layers and more. You already know how to use it.
+  Pathfinder, Smart Guides, Appearance, Swatches, Layers and more. You already know how to use it,
+  down to the habits: drag a rectangle's corner widgets to round it, Alt-click an anchor with Rotate
+  or Reflect to pivot exactly there, pan with the middle mouse button, and get asked before closing
+  unsaved work.
 - **Fast.** Multithreaded SIMD rendering off the UI thread. 20,000 shapes render in about 27 ms at
   full retina resolution while the interface stays at 120 fps.
 - **Robust.** Exact curve booleans (no "cannot perform operation"), unlimited undo via structural

docs/control-protocol.md

@@ -18,4 +18,4 @@
 | `ui.screenshot` | `{path?}` | capture the window (PNG). Needs a presented frame: with the screen locked or the window minimized/covered it fails after ~8 s with an explanatory error |
 | `ui.render` | `{path?, scale?}` | render the artboard headlessly (PNG) |
 | `ui.resize` / `ui.focus` | | |
-| `app.open` / `app.save` / `app.export` / `app.quit` | `{path}` / `{path?}` / `{format, path, scale?}` | |
+| `app.open` / `app.save` / `app.export` / `app.quit` | `{path}` / `{path?}` / `{format, path, scale?}` | `app.quit`, `file.close` and `file.closeAll` first open a `saveChanges` dialog for each modified document (they return `{"pending": "saveChanges"}`): `ui.dialog.confirm` saves, `ui.dialog.set {field: "discard", value: true}` then confirm discards, `ui.dialog.cancel` cancels the whole close or quit |