refactoring volgens skill

scribblings/rkt-web-player.scrbl

@@ -4,6 +4,7 @@
                      racket/contract
                      rkt-web-player
                      rkt-web-player/player-agent
+                     rkt-web-player/set-user
                      rkt-web-player/users))
 
 @title{RKT Web Player}
@@ -77,6 +78,15 @@ Creates a salted Argon2id password hash suitable for a value in the INI
 Checks a password against an encoded Argon2id hash.
 }
 
+@defmodule[rkt-web-player/set-user]
+
+@defproc[(set-user) void?] {
+
+Interactively reads a username and password and writes the corresponding
+Argon2id hash to the @tt{[users]} section of @filepath{rkt-web-player.ini} in
+the current directory. The password must contain at least twelve characters.
+}
+
 @defmodule[rkt-web-player/player-agent]
 
 @defproc[(run-player-agent) any/c] {
@@ -87,8 +97,10 @@ configured RKT Web Player server, downloads assigned tracks over HTTP, and
 plays them with @tt{racket-audio}. Its configured display name is authoritative
 and is followed by the server. Importing the module does not start the GUI; the
 function must be called explicitly.
-The GUI and optional tray support the same ten languages based on the
-operating-system language, with English as fallback.
+The GUI and its @tt{racket-tray} system tray support the same ten languages
+based on the operating-system language, with English as fallback. Closing or
+minimizing the window hides it in the tray. The tray menu restores the window
+or shuts down the agent; no SDL3 runtime is required.
 }
 
 @defproc[(run-player-agent-cli [#:server-url server-url