fix: Safely resolve canonical realpaths for symlinks

packages/cli/src/config/config.ts

@@ -272,8 +272,18 @@ export async function loadHierarchicalGeminiMemory(
   fileFilteringOptions?: FileFilteringOptions,
 ): Promise<{ memoryContent: string; fileCount: number }> {
   // FIX: Use real, canonical paths for a reliable comparison to handle symlinks.
-  const realCwd = fs.realpathSync(path.resolve(currentWorkingDirectory));
-  const realHome = fs.realpathSync(path.resolve(homedir()));
+  const resolveRealpath = (p: string) => {
+    const resolvedPath = path.resolve(p);
+    try {
+      return fs.realpathSync(resolvedPath);
+    } catch {
+      // Fallback to resolved path if realpathSync fails (e.g., if the path doesn't exist)
+      return resolvedPath;
+    }
+  };
+
+  const realCwd = resolveRealpath(currentWorkingDirectory);
+  const realHome = resolveRealpath(homedir());
   const isHomeDirectory = realCwd === realHome;
 
   // If it is the home directory, pass an empty string to the core memory

packages/core/src/utils/errors.test.ts

@@ -4,7 +4,7 @@ import {
   BadRequestError,
   UnauthorizedError,
   ForbiddenError,
-} from './errors';
+} from './errors.js';
 
 describe('toFriendlyError', () => {
   it('should return the original error if it is not an object', () => {

patch.diff

@@ -0,0 +1,23 @@
+--- packages/cli/src/config/config.ts
++++ packages/cli/src/config/config.ts
+@@ -272,8 +272,18 @@
+   fileFilteringOptions?: FileFilteringOptions,
+ ): Promise<{ memoryContent: string; fileCount: number }> {
+   // FIX: Use real, canonical paths for a reliable comparison to handle symlinks.
+-  const realCwd = fs.realpathSync(path.resolve(currentWorkingDirectory));
+-  const realHome = fs.realpathSync(path.resolve(homedir()));
++  const resolveRealpath = (p: string) => {
++    const resolvedPath = path.resolve(p);
++    try {
++      return fs.realpathSync(resolvedPath);
++    } catch {
++      // Fallback to resolved path if realpathSync fails (e.g., if the path doesn't exist)
++      return resolvedPath;
++    }
++  };
++
++  const realCwd = resolveRealpath(currentWorkingDirectory);
++  const realHome = resolveRealpath(homedir());
+   const isHomeDirectory = realCwd === realHome;
+
+   // If it is the home directory, pass an empty string to the core memory