fix(install): windows install error (#233)

Co-authored-by: Cursor Agent <cursoragent@cursor.com>
Co-authored-by: Haze <hazeone@users.noreply.github.com>

electron/gateway/manager.ts

@@ -14,6 +14,7 @@ import {
   getOpenClawEntryPath, 
   isOpenClawBuilt, 
   isOpenClawPresent,
+  appendNodeRequireToNodeOptions,
   quoteForCmd,
 } from '../utils/paths';
 import { getSetting } from '../utils/store';
@@ -870,9 +871,10 @@ export class GatewayManager extends EventEmitter {
       try {
         const preloadPath = ensureGatewayFetchPreload();
         if (existsSync(preloadPath)) {
-          const quoted = `"${preloadPath}"`;
-          const opts = spawnEnv['NODE_OPTIONS'] ?? '';
-          spawnEnv['NODE_OPTIONS'] = `${opts} --require ${quoted}`.trim();
+          spawnEnv['NODE_OPTIONS'] = appendNodeRequireToNodeOptions(
+            spawnEnv['NODE_OPTIONS'],
+            preloadPath,
+          );
         }
       } catch (err) {
         logger.warn('Failed to set up OpenRouter headers preload:', err);

electron/utils/paths.ts

@@ -8,7 +8,13 @@ import { homedir } from 'os';
 import { existsSync, mkdirSync, readFileSync, realpathSync } from 'fs';
 import { logger } from './logger';
 
-export { quoteForCmd, needsWinShell, prepareWinSpawn } from './win-shell';
+export {
+  quoteForCmd,
+  needsWinShell,
+  prepareWinSpawn,
+  normalizeNodeRequirePathForNodeOptions,
+  appendNodeRequireToNodeOptions,
+} from './win-shell';
 
 /**
  * Expand ~ to home directory

electron/utils/win-shell.ts

@@ -63,3 +63,27 @@ export function prepareWinSpawn(
     args: args.map(a => quoteForCmd(a)),
   };
 }
+
+/**
+ * Normalize a module path for NODE_OPTIONS `--require` usage.
+ *
+ * Node parses NODE_OPTIONS using shell-like escaping rules. On Windows,
+ * a quoted path with backslashes (e.g. "C:\Users\...") loses separators
+ * because backslashes are interpreted as escapes. Using forward slashes
+ * keeps the absolute path intact while still being valid on Windows.
+ */
+export function normalizeNodeRequirePathForNodeOptions(modulePath: string): string {
+  if (process.platform !== 'win32') return modulePath;
+  return modulePath.replace(/\\/g, '/');
+}
+
+/**
+ * Append a `--require` preload module path to NODE_OPTIONS safely.
+ */
+export function appendNodeRequireToNodeOptions(
+  nodeOptions: string | undefined,
+  modulePath: string,
+): string {
+  const normalized = normalizeNodeRequirePathForNodeOptions(modulePath);
+  return `${nodeOptions ?? ''} --require "${normalized}"`.trim();
+}