fix(core): resolve Plan Mode deadlock during plan file creation due to sandbox restrictions (#24047)

packages/core/src/services/sandboxManager.ts

@@ -68,6 +68,8 @@ export interface GlobalSandboxOptions {
    * This directory is granted full read and write access.
    */
   workspace: string;
+  /** Absolute paths to explicitly include in the workspace context. */
+  includeDirectories?: string[];
   /** Absolute paths to explicitly deny read/write access to (overrides allowlists). */
   forbiddenPaths?: string[];
   /** The current sandbox mode behavior from config. */