Squash merge audio-player-component into main

backend/database/sql/queries/player_state.sql

@@ -0,0 +1,8 @@
+-- name: GetPlayerState :one
+SELECT volume, muted, last_track_path, last_position_seconds
+FROM player_state WHERE id = 1;
+
+-- name: UpdatePlayerState :exec
+UPDATE player_state
+SET volume = ?, muted = ?, last_track_path = ?, last_position_seconds = ?
+WHERE id = 1;