chore: revert brain damage

packages/coding-agent/src/exec/bash-cwd-sync.ts

@@ -1,37 +0,0 @@
-import * as fs from "node:fs/promises";
-import * as path from "node:path";
-
-import { logger } from "@oh-my-pi/pi-utils";
-
-import type { BashResult } from "./bash-executor";
-
-export interface BashCwdSyncOptions {
-	/** Completed bash result whose native shell state carries the post-command cwd. */
-	result: BashResult;
-	/** Session cwd before the user bash command ran. */
-	currentCwd: string;
-	/** Apply the discovered cwd to the owning session. */
-	applyCwd: (cwd: string) => Promise<void>;
-}
-
-/**
- * Synchronize a completed bash command's native working directory back into the owning session.
- *
- * Use real shell path strings for the no-op check and update so symlinked/logical cwd changes
- * remain visible to the host. Existence validation still follows symlinks via `stat`.
- */
-export async function syncBashSessionCwd(options: BashCwdSyncOptions): Promise<string | null> {
-	const nextCwd = options.result.workingDir;
-	if (!nextCwd || !path.isAbsolute(nextCwd)) return null;
-
-	try {
-		if (path.resolve(nextCwd) === path.resolve(options.currentCwd)) return null;
-		const stat = await fs.stat(nextCwd);
-		if (!stat.isDirectory()) return null;
-		await options.applyCwd(nextCwd);
-		return nextCwd;
-	} catch (error) {
-		logger.debug("Failed to apply bash session cwd", { cwd: nextCwd, error: String(error) });
-		return null;
-	}
-}