playlists + lyrics: setlists with pages of their own, and the words timed to the voice

crates/soulseek-client/Cargo.toml

@@ -6,6 +6,7 @@ rust-version.workspace = true
 
 [dependencies]
 soulseek-proto = { path = "../soulseek-proto" }
+audio-formats = { path = "../audio-formats" }
 tokio.workspace = true
 tokio-util = "0.7"
 bytes.workspace = true

crates/soulseek-client/src/distributed.rs

@@ -93,8 +93,11 @@ async fn run_parent(inner: &Arc<Inner>, mut stream: TcpStream) -> std::io::Resul
                 responder::respond_to_search(inner.clone(), username, token, query);
             }
             Ok(dist::DistributedEvent::BranchLevel(level)) => {
-                // Report our level (parent + 1) to the server.
-                let _ = inner.send_server(server::branch_level(level + 1));
+                // Report our level (parent + 1) to the server. Saturating: the
+                // level is a peer-supplied u32, and one parent really did send
+                // a value at the top of the range — `+ 1` panicked this worker
+                // (debug overflow checks) mid-session on 2026-08-14.
+                let _ = inner.send_server(server::branch_level(level.saturating_add(1)));
             }
             Ok(dist::DistributedEvent::BranchRoot(root)) => {
                 let _ = inner.send_server(server::branch_root(&root));

crates/soulseek-client/src/share.rs

@@ -11,9 +11,10 @@ use std::sync::RwLock;
 
 use soulseek_proto::types::{Directory, File};
 
-const AUDIO_EXTS: [&str; 10] = [
-    "flac", "mp3", "m4a", "ogg", "opus", "wav", "aac", "wma", "ape", "aiff",
-];
+// Shared with the library scanner and the row pruner (`audio-formats`). The
+// share index deliberately offers formats this app cannot itself PLAY — a peer
+// asking for `.ape` is well served by a file we hold, and refusing to share it
+// helps nobody.
 
 /// One shared file: its remote (virtual) path and where it lives locally.
 #[derive(Debug, Clone)]
@@ -161,8 +162,14 @@ fn walk(dir: &Path, base: &str, root: &Path, index: &mut Index) {
         let path = entry.path();
         if path.is_dir() {
             // The download staging pen is not part of anyone's library —
-            // half-finished transfers are not shareable records.
-            if path.file_name().is_some_and(|n| n == "(Cache)") {
+            // half-finished transfers are not shareable records. `.soulstream`
+            // holds the library's own database, review session and artwork
+            // cache; only audio is ever indexed, so it could not be served
+            // anyway, but it has no business appearing in a browse listing.
+            if path
+                .file_name()
+                .is_some_and(|n| n == "(Cache)" || n == ".soulstream")
+            {
                 continue;
             }
             walk(&path, base, root, index);
@@ -203,10 +210,7 @@ fn to_remote_path(path: &Path, base: &str, root: &Path) -> String {
 }
 
 fn is_audio(path: &Path) -> bool {
-    path.extension()
-        .and_then(|e| e.to_str())
-        .map(|e| AUDIO_EXTS.contains(&e.to_ascii_lowercase().as_str()))
-        .unwrap_or(false)
+    audio_formats::is_audio_path(path)
 }
 
 #[cfg(test)]