chore: fix features

Cargo.toml

@@ -16,16 +16,16 @@ clap = { version = "4.0.32", features = ["derive"] }
 derive_more = "0.99.17"
 thiserror = "1.0.48"
 rustfft = "6.1.0"
+cpal = "0.15.3"
 # for TUI backend
 ratatui = { version = "0.26", features = ["all-widgets"], optional = true }
 crossterm = { version = "0.27", optional = true }
 # for pulseaudio
 libpulse-binding = { version = "2.0", optional = true }
 libpulse-simple-binding = { version = "2.25", optional = true }
-cpal = "0.15.3"
 
 [features]
-default    = ["tui", "pulseaudio"]
+default    = ["tui"]
 tui        = ["dep:ratatui", "dep:crossterm"]
 pulseaudio = ["dep:libpulse-binding", "dep:libpulse-simple-binding"]