mini player + dark glass: eight shapes run by the hidden main as the one brain, dissolving covers and accents, drag from anywhere, and the space between the panes turned to real acrylic - with the webview flags that keep rest frames honest

src-tauri/src/lib.rs

@@ -27,6 +27,39 @@ mod ytdlp;
 
 #[cfg_attr(mobile, tauri::mobile_entry_point)]
 pub fn run() {
+    // Two WebView2 presentation fixes, both delivered by env var because
+    // tauri.conf's additionalBrowserArgs never reaches the browser process
+    // (verified via its command line). Merge, don't clobber — dev launches
+    // carry the CDP port here. Both found 2026-08-26 via the dark-glass work:
+    //
+    // 1. NO delegated compositing: with it, DWM composes the webview's layers
+    //    at rest and blends semi-transparent darks in the wrong colorspace —
+    //    the app rested washed-out LIGHT and looked correct only while an
+    //    animation forced Chromium to compose in-process.
+    // 2. Force the sRGB color profile: on an HDR display the MAXIMIZED
+    //    window's rest path takes a different SDR-white tone mapping than
+    //    the animated path — covers blew out near-white at rest and snapped
+    //    correct on hover. One profile, one mapping, both paths agree.
+    #[cfg(windows)]
+    {
+        const KEY: &str = "WEBVIEW2_ADDITIONAL_BROWSER_ARGUMENTS";
+        let mut args = std::env::var(KEY).unwrap_or_default();
+        let mut ensure = |flag: &str, key: &str| {
+            if !args.contains(key) {
+                if !args.is_empty() {
+                    args.push(' ');
+                }
+                args.push_str(flag);
+            }
+        };
+        ensure(
+            "--disable-features=msWebOOUI,msPdfOOUI,msSmartScreenProtection,DelegatedCompositing",
+            "DelegatedCompositing",
+        );
+        ensure("--force-color-profile=srgb", "force-color-profile");
+        std::env::set_var(KEY, args);
+    }
+
     tauri::Builder::default()
         .manage(state::AppState::default())
         .setup(|app| {
@@ -108,6 +141,9 @@ pub fn run() {
             commands::unfollow_artist,
             commands::home_artist_news,
             commands::home_warm,
+            commands::mini_open,
+            commands::mini_close,
+            commands::window_glass,
             playlists::list_playlists,
             playlists::create_playlist,
             playlists::rename_playlist,