Reorganize top-level directories with clearer naming convention

app -> app-desktop-macos, presets -> app-presets, server -> remote-server,
daw-config-reaper -> osc-config-daw, plugin-reaper-realearn -> plugin-reaper-relearn.
Updated run.py and presets.py path references accordingly.

Co-Authored-By: Claude Sonnet 5 <noreply@anthropic.com>

plugin-reaper-relearn/resources/api/luau/feedback_script_runtime.luau

@@ -0,0 +1,49 @@
+--!strict
+
+--- Contains types for building ReaLearn feedback scripts in Lua.
+local module = {}
+
+--- Provides access to some data that might come in useful to create the feedback value.
+export type Context = {
+    --- Queries arbitrary properties, e.g. target or mapping properties.
+    ---
+    --- Those properties are the very same properties that you can use in textual feedback.
+    prop: (key: string) -> any?
+}
+
+--- You are supposed to return a value structured like that.
+export type Output = {
+    --- Feedback event.
+    feedback_event: FeedbackEvent,
+}
+
+--- Feedback event.
+export type FeedbackEvent = {
+    --- Feedback value (the most important piece of information to return).
+    ---
+    --- Can either be ...
+    ---
+    --- - ... a string (ideal for display sources)
+    --- - ... a number (ideal for LEDs and motor faders)
+    --- - ... nil (which means "turn source off", e.g. turn off the LED, turn down the motor fader, clear the display text)
+    --- - ... or anything else: `true`, `false` or an arbitrary table. The latter is currently only useful for the MIDI script source
+    ---   because other sources don't support arbitrary tables. 
+    value: any?,
+    --- Main color.
+    ---
+    --- Either the default color (= `nil`) or an RGB color.
+    color: RgbColor?,
+    --- Background color.
+    ---
+    --- Either the default color (= `nil`) or an RGB color.
+    background_color: RgbColor?,
+}
+
+--- Color in the RGB color system.
+export type RgbColor = {
+    r: number,
+    g: number,
+    b: number,
+}
+
+return module