chore: update .gitignore with local artifacts and tool configs

Syncs .gitignore with release/pyats-integration-v1.1-beta branch

Author: oboehmer

.gitignore

@@ -73,17 +73,32 @@ ENV/
 .vscode
 
 tmp/
+__nac_tmp_*
 
 .mypy_cache/
+.ruff_cache/
 
+# Application execution logs (including Claude Code logs)
 logs/
 
 # Robot artifacts
 output.xml
 log.html
 report.html
+pabot_results/
 
 # Pabot
 .pabotsuitenames
 
+# Claude configuration
 .claude/
+CLAUDE.md
+# Opencode/oh-my-opencode
+.sisyphus/
+AGENTS.md
+
+# bandit security report, if generated
+bandit-security-report.json
+
+# workspace for local testing
+/workspace