feat: v1.31.0 — AutoEQ, resizable tracklist columns, Discord Listening type, layout fixes

Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>

src-tauri/Cargo.toml

@@ -1,6 +1,6 @@
 [package]
 name = "psysonic"
-version = "1.30.0"
+version = "1.31.0"
 description = "Psysonic Desktop Music Player"
 authors = []
 license = ""
@@ -33,6 +33,7 @@ serde_json = "1"
 rodio = { version = "0.19", default-features = false, features = ["symphonia-all"] }
 symphonia = { version = "0.5", default-features = false, features = ["flac", "mp3", "pcm", "aac", "isomp4", "vorbis", "ogg", "wav", "adpcm"] }
 reqwest = { version = "0.12", features = ["stream", "json"] }
+futures-util = "0.3"
 md5 = "0.7"
 tokio = { version = "1", features = ["rt", "time"] }
 biquad = "0.4"