What's Changed

🐛 Bug Fixes

• fix: Model handling for tool calling in agents and update IBM models by @mfortman11 in https://github.com/langflow-ai/langflow/pull/13191
• fix(ci): backport bundle rename step to nightly workflow on main by @erichare in https://github.com/langflow-ai/langflow/pull/13195
• fix(ci): gate nightly release on successful tag creation by @erichare in https://github.com/langflow-ai/langflow/pull/13198
• fix(ci): use local bundle wheels in nightly install tests by @erichare in https://github.com/langflow-ai/langflow/pull/13256
• fix: properly set nightly-base skipped by @Adam-Aghili in https://github.com/langflow-ai/langflow/pull/13338

📝 Documentation Updates

• docs: rewrite AGENTS.md as hub with topical project philosophy docs by @ogabrielluiz in https://github.com/langflow-ai/langflow/pull/13038

🛠 Maintenance Tasks

• refactor(settings): split monolithic Settings into per-domain group mixins by @ogabrielluiz in https://github.com/langflow-ai/langflow/pull/13141

Others

• chore(ci): timeout bump + harden langflow grep + build/publish src/bundles/* wheels by @erichare in https://github.com/langflow-ai/langflow/pull/13199
• ci: stop publishing -nightly bundle variants; release bundles on demand by @erichare in https://github.com/langflow-ai/langflow/pull/13206
• ci(release_bundles): build lfx wheel locally for smoke test by @erichare in https://github.com/langflow-ai/langflow/pull/13207
• ci(nightly): re-pin bundle lfx deps to lfx-nightly during nightly build by @erichare in https://github.com/langflow-ai/langflow/pull/13208

Full Changelog: https://github.com/langflow-ai/langflow/compare/1.9.3...1.9.4