chore: update gitignore to exclude test files

Author: johnhuang316

.gitignore

@@ -1,39 +1,42 @@
-# Python cache files
-__pycache__/
-*.py[cod]
-*$py.class
-*.so
-.Python
-env/
-build/
-develop-eggs/
-dist/
-downloads/
-eggs/
-.eggs/
-lib/
-lib64/
-parts/
-sdist/
-var/
-*.egg-info/
-.installed.cfg
-*.egg
-
-# Virtual environments
-venv/
-env/
-ENV/
-
-# IDE files
-.idea/
-.vscode/
-*.swp
-*.swo
-
-# OS specific files
-.DS_Store
-Thumbs.db
-
-# Code Index MCP specific files
-.code_indexer/
+# Python cache files
+__pycache__/
+*.py[cod]
+*$py.class
+*.so
+.Python
+env/
+build/
+develop-eggs/
+dist/
+downloads/
+eggs/
+.eggs/
+lib/
+lib64/
+parts/
+sdist/
+var/
+*.egg-info/
+.installed.cfg
+*.egg
+
+# Virtual environments
+venv/
+env/
+ENV/
+
+# IDE files
+.idea/
+.vscode/
+*.swp
+*.swo
+
+# OS specific files
+.DS_Store
+Thumbs.db
+
+# Code Index MCP specific files
+.code_indexer/
+
+# Test files
+test_*.py