From ff16e93713de67312ae029b8bfb6474d75554881 Mon Sep 17 00:00:00 2001
From: Akasha <akasha@home.scheuermann.us>
Date: Sun, 22 Mar 2026 16:53:42 -0400
Subject: [PATCH] fix: skip mount-allowlist write if file already exists

/setup overwrote ~/.config/nanoclaw/mount-allowlist.json unconditionally,
clobbering any user customizations made after initial setup. Now checks for
the file first and skips with a 'skipped' status if it exists.

Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>
---
 setup/mounts.ts | 15 +++++++++++++++
 1 file changed, 15 insertions(+)

diff --git a/setup/mounts.ts b/setup/mounts.ts
index eb2a5f6..a3377d3 100644
--- a/setup/mounts.ts
+++ b/setup/mounts.ts
@@ -37,6 +37,21 @@ export async function run(args: string[]): Promise<void> {
 
   fs.mkdirSync(configDir, { recursive: true });
 
+  if (fs.existsSync(configFile)) {
+    logger.info(
+      { configFile },
+      'Mount allowlist already exists — skipping (use --force to overwrite)',
+    );
+    emitStatus('CONFIGURE_MOUNTS', {
+      PATH: configFile,
+      ALLOWED_ROOTS: 0,
+      NON_MAIN_READ_ONLY: 'unknown',
+      STATUS: 'skipped',
+      LOG: 'logs/setup.log',
+    });
+    return;
+  }
+
   let allowedRoots = 0;
   let nonMainReadOnly = 'true';