chore: remove generated artifacts from repository

.gitignore

@@ -1,10 +1,42 @@
 .env
+.env.*
+!.env.example
+!.env.exemplo
+*.env
 .venv/
 __pycache__/
 *.pyc
+.pytest_cache/
+.mypy_cache/
+.ruff_cache/
+.coverage
+htmlcov/
+coverage/
+dist/
+build/
+*.egg-info/
 node_modules/
 test-results/
 playwright-report/
 backups/
 staging/staging.env
 deploy/portainer.env
+.agents/
+.codex/
+.idea/
+.vscode/
+.DS_Store
+*.log
+*.pem
+*.key
+*.p12
+
+# Generated regression and point-in-time security evidence.
+output/local/
+output/security/
+
+# Keep the roadmap generator, not its extracted text or render-review scratch.
+tmp/*
+!tmp/pdfs/
+tmp/pdfs/*
+!tmp/pdfs/generate_dtf_report.py