style(frontend): prettier baseline format (no logic change)

frontend/src/lib/progress.ts

@@ -1,8 +1,4 @@
-export type ProgressSend = (
-  locator: Record<string, unknown>,
-  percent: number,
-  keepalive: boolean,
-) => Promise<unknown>;
+export type ProgressSend = (locator: Record<string, unknown>, percent: number, keepalive: boolean) => Promise<unknown>;
 
 export interface ProgressSaver {
   report: (locator: Record<string, unknown>, percent: number) => void;
@@ -41,11 +37,14 @@ export function createProgressSaver(send: ProgressSend, intervalMs = 5000): Prog
         lastAt = t;
         doSend(false);
       } else {
-        timer = setTimeout(() => {
-          timer = null;
-          lastAt = Date.now();
-          doSend(false);
-        }, intervalMs - (t - lastAt));
+        timer = setTimeout(
+          () => {
+            timer = null;
+            lastAt = Date.now();
+            doSend(false);
+          },
+          intervalMs - (t - lastAt),
+        );
       }
     },
     flush() {

frontend/src/lib/shelf.ts

@@ -8,7 +8,8 @@ export type GroupMode = "flat" | "dir";
 export function sortBooks(books: Book[], key: SortKey): Book[] {
   const a = [...books];
   if (key === "title") return a.sort((x, y) => x.title.localeCompare(y.title, "zh"));
-  if (key === "progress") return a.sort((x, y) => y.percent - x.percent || (x.added_at < y.added_at ? 1 : x.added_at > y.added_at ? -1 : 0));
+  if (key === "progress")
+    return a.sort((x, y) => y.percent - x.percent || (x.added_at < y.added_at ? 1 : x.added_at > y.added_at ? -1 : 0));
   return a.sort((x, y) => (x.added_at < y.added_at ? 1 : x.added_at > y.added_at ? -1 : 0));
 }