Update .gitignore to include additional ignored files

- Added 'images/' to the ignore list to prevent tracking of image files.
- Retained existing entries for private keys and CLI config to maintain security and privacy.

.gitignore

@@ -33,11 +33,12 @@ run_datagen_megascience_glm4-6.sh
 data/*
 node_modules/
 browser-use/
-agent-browser/
-# Private keys
-*.ppk
-*.pem
-privvy*
-
-# CLI config (may contain sensitive SSH paths)
-cli-config.yaml
+agent-browser/
+# Private keys
+*.ppk
+*.pem
+privvy*
+images/
+
+# CLI config (may contain sensitive SSH paths)
+cli-config.yaml