diff --git a/README.md b/README.md
index 2410dde..0d43d4a 100644
--- a/README.md
+++ b/README.md
@@ -4,7 +4,7 @@
 the reusable engine into a browser-based workflow for generating, auditioning,
 visualizing, editing, and revisiting four-bar MIDI loops.
 
-![conductor-main - Screenshot](assets/conductor-main-screenshot.png)
+![conductor-main - Screenshot](app/conductor-main-screenshot.png)
 
 The app owns UI layout, callback adaptation, UI state, prompt editing, and its
 Plotly piano roll. Core owns provider routing, generation, MIDI conversion,
diff --git a/assets/conductor-main-screenshot.png b/app/conductor-main-screenshot.png
similarity index 100%
rename from assets/conductor-main-screenshot.png
rename to app/conductor-main-screenshot.png
diff --git a/app/icon.png b/app/icon.png
new file mode 100644
index 0000000..4b50593
Binary files /dev/null and b/app/icon.png differ