diff --git a/scripts/bootstrap.py b/scripts/bootstrap.py
index c6c648f..b2f8ad5 100644
--- a/scripts/bootstrap.py
+++ b/scripts/bootstrap.py
@@ -780,44 +780,47 @@ def main() -> int:
         print()
         print("✅ Installation check complete!")
         return 0
-        if sys.stdin.isatty() and not args.quiet:
-            sel = _interactive_menu()
-            if sel == "install":
-                # user chose to install/reinstall; set defaults and continue
-                args.skip_deps = False
-                args.install_editable = True
-                args.no_playwright = False
-            elif sel == "extras_hydrus":
-                # Special case: run the hydrusnetwork.py script and then exit
-                hydrus_script = repo_root / "scripts" / "hydrusnetwork.py"
-                if hydrus_script.exists():
-                    try:
-                        subprocess.check_call([sys.executable, str(hydrus_script)])
-                    except subprocess.CalledProcessError:
-                        print("\nHydrusNetwork setup exited with an error.")
-                    except Exception as e:
-                        print(f"\nFailed to run HydrusNetwork setup: {e}")
-                else:
-                    print(f"\nError: {hydrus_script} not found.")
-                return 0
-            elif sel == "uninstall":
-                return _do_uninstall()
-            elif sel == "delegate":
-                rc = run_platform_bootstrap(repo_root)
-                if rc != 0:
-                    return rc
-                if not args.quiet:
-                    print("Platform bootstrap completed successfully.")
-                return 0
+
+    # If no specific action flag is passed and we're in a terminal, show the menu
+    if sys.stdin.isatty() and not args.quiet:
+        sel = _interactive_menu()
+        if sel == "install":
+            # user chose to install/reinstall; set defaults and continue
+            args.skip_deps = False
+            args.install_editable = True
+            args.no_playwright = False
+        elif sel == "extras_hydrus":
+            # Special case: run the hydrusnetwork.py script and then exit
+            hydrus_script = repo_root / "scripts" / "hydrusnetwork.py"
+            if hydrus_script.exists():
+                try:
+                    subprocess.check_call([sys.executable, str(hydrus_script)])
+                except subprocess.CalledProcessError:
+                    print("\nHydrusNetwork setup exited with an error.")
+                except Exception as e:
+                    print(f"\nFailed to run HydrusNetwork setup: {e}")
             else:
-                return int(sel or 0)
-        else:
+                print(f"\nError: {hydrus_script} not found.")
+            return 0
+        elif sel == "uninstall":
+            return _do_uninstall()
+        elif sel == "delegate":
             rc = run_platform_bootstrap(repo_root)
             if rc != 0:
                 return rc
             if not args.quiet:
                 print("Platform bootstrap completed successfully.")
             return 0
+        elif sel == 0:
+            return 0
+    elif not args.no_delegate:
+        # Default non-interactive behavior: delegate to platform script
+        rc = run_platform_bootstrap(repo_root)
+        if rc != 0:
+            return rc
+        if not args.quiet:
+            print("Platform bootstrap completed successfully.")
+        return 0
 
     if sys.version_info < (3, 8):
         print("Warning: Python 3.8+ is recommended.", file=sys.stderr)
@@ -1360,7 +1363,7 @@ if (Test-Path (Join-Path $repo 'CLI.py')) {
                         'if [ -z "${MM_NO_UPDATE:-}" ] && [ -d "$REPO/.git" ] && command -v git >/dev/null 2>&1; then\n'
                         '  AUTO_UPDATE="true"\n'
                         '  if [ -f "$REPO/config.conf" ]; then\n'
-                        '    if grep -qiE \'auto_update\s*=\s*(false|no|off|0)\' "$REPO/config.conf"; then\n'
+                        "    if grep -qiE 'auto_update[[:space:]]*=[[:space:]]*(false|no|off|0)' \"$REPO/config.conf\"; then\n"
                         '      AUTO_UPDATE="false"\n'
                         '    fi\n'
                         '  fi\n'