coding-agent: fix macOS screenshot filenames with unicode spaces (#181)

packages/coding-agent/src/core/tools/ls.ts

@@ -1,23 +1,10 @@
 import type { AgentTool } from "@mariozechner/pi-ai";
 import { Type } from "@sinclair/typebox";
 import { existsSync, readdirSync, statSync } from "fs";
-import { homedir } from "os";
 import nodePath from "path";
+import { expandPath } from "./path-utils.js";
 import { DEFAULT_MAX_BYTES, formatSize, type TruncationResult, truncateHead } from "./truncate.js";
 
-/**
- * Expand ~ to home directory
- */
-function expandPath(filePath: string): string {
-	if (filePath === "~") {
-		return homedir();
-	}
-	if (filePath.startsWith("~/")) {
-		return homedir() + filePath.slice(1);
-	}
-	return filePath;
-}
-
 const lsSchema = Type.Object({
 	path: Type.Optional(Type.String({ description: "Directory to list (default: current directory)" })),
 	limit: Type.Optional(Type.Number({ description: "Maximum number of entries to return (default: 500)" })),