chore: remove unused dead code

webui/src/lib/tool-traces.ts

@@ -1,26 +1,5 @@
 import type { ToolProgressEvent } from "@/lib/types";
 
-/** Drop duplicate tool_call objects (same id or identical formatted trace). */
-export function dedupeToolCallsForUi(calls: unknown): unknown[] {
-  if (!Array.isArray(calls) || calls.length === 0) return [];
-  const seen = new Set<string>();
-  const out: unknown[] = [];
-  for (const c of calls) {
-    let key: string | null = null;
-    if (c && typeof c === "object" && "id" in c) {
-      const id = (c as { id?: unknown }).id;
-      if (typeof id === "string" && id.length > 0) key = `id:${id}`;
-    }
-    if (key == null) {
-      key = formatToolCallTrace(c) ?? "";
-    }
-    if (!key || seen.has(key)) continue;
-    seen.add(key);
-    out.push(c);
-  }
-  return out;
-}
-
 export function formatToolCallTrace(call: unknown): string | null {
   if (!call || typeof call !== "object") return null;
   const item = call as {