diff --git a/.gitignore b/.gitignore
index baa31a543..71958d693 100644
--- a/.gitignore
+++ b/.gitignore
@@ -58,3 +58,4 @@ mini-swe-agent/
 # Nix
 .direnv/
 result
+.aider*
diff --git a/scripts/syntax_guard.py b/scripts/syntax_guard.py
index 7c41dc9b4..282ae88ab 100755
--- a/scripts/syntax_guard.py
+++ b/scripts/syntax_guard.py
@@ -1,5 +1,6 @@
 #!/usr/bin/env python3
-"""Syntax guard — compile all Python files to catch syntax errors before merge."""
+"""Syntax guard — compile all Python files to catch syntax errors before merge.
+Part of sovereign CI pipeline: runs entirely offline with no external API calls."""
 import py_compile
 import sys
 from pathlib import Path