feat(sandbox-policy): describe enforced file families

packages/bash/bash-sandbox/src/index.ts

@@ -30,8 +30,9 @@ export type Config = LocalConfig
  * Registers as `ctx.bash` in place of the local executor and requires a
  * `ctx.sandbox` provider plus `ctx.sandboxPolicy`; the tool layer is
  * unchanged. Tool calls pass the calling session's resolved policy; direct
- * calls fall back to deployment policy. The prompt does not state the standing
- * mode; `result.sandbox` reports the mode and enforcement actually used.
+ * calls fall back to deployment policy. Its family contribution lets the
+ * policy owner state which one-shot bash effects the standing mode governs;
+ * `result.sandbox` reports the mode and enforcement actually used.
  */
 export class SandboxBashExecutor extends LocalBashExecutor {
   static override inject = ['subprocess', 'sandbox', 'sandboxPolicy']
@@ -59,6 +60,7 @@ export class SandboxBashExecutor extends LocalBashExecutor {
     // The default mode is the capability fact used for schema advertisement;
     // actual tool executions carry their resolved per-call policy.
     this.mode = ctx.sandboxPolicy.defaultMode
+    ctx.sandboxPolicy.registerEnforcedFamily('bash')
   }
 
   /** The configured default mode — the capability fact the tool layer reads. */