improvise-wpxr: fmt, and the SetCell doc comment within the two-line cap

Co-Authored-By: Claude Opus 5.5 (1M context) <noreply@anthropic.com>
Claude-Session: https://claude.ai/code/session_01VdfEGXA7aJ6ftMsCc9PJze

crates/improvise-protocol/src/reduce.rs

@@ -84,8 +84,7 @@ pub enum Command {
 #[derive(Debug, Clone, PartialEq, Serialize, Deserialize)]
 pub enum ModelCommand {
     // ── ModelChange::CellData ───────────────────────────────────────
-    /// Write one stored cell: a [`RecordCell`] and the view that drew it (ADR 002,
-    /// improvise-wpxr). The view resolves a record no cell of which is stored yet.
+    /// Write one cell: a [`RecordCell`] and the view that drew it (ADR 002, wpxr).
     SetCell {
         view: String,
         cell: RecordCell,

crates/improvise-protocol/src/resolve.rs

@@ -3446,7 +3446,10 @@ mod tests {
         };
         let client = on_other();
         let written = |name: &str| composed(&client, ev(KeyCode::Char('x')), name, &[]);
-        assert_eq!(views(&written("clear-cell").expect("clear-cell")), ["Other"]);
+        assert_eq!(
+            views(&written("clear-cell").expect("clear-cell")),
+            ["Other"]
+        );
         assert_eq!(views(&written("paste").expect("paste")), ["Other"]);
 
         let mut editing = on_other();