Langflow

What's Changed
* Enabling prompt modal close without variables by Cristhianzl in https://github.com/logspace-ai/langflow/pull/915
* Bug fix on error detail of customComponent code - Release by Cristhianzl in https://github.com/logspace-ai/langflow/pull/927
* 🐛 fix(process.py): handle unknown langchain_object types by returning the object as is instead of raising an exception by ogabrielluiz in https://github.com/logspace-ai/langflow/pull/930

What's Changed
* Adds Metal Retriever Component by ogabrielluiz in https://github.com/logspace-ai/langflow/pull/828
* Hg endpoints by alexandrehptavares in https://github.com/logspace-ai/langflow/pull/836
* Bugfix - InputListComponent expect an array as Input() by Cristhianzl in https://github.com/logspace-ai/langflow/pull/830
* 🔀 refactor(OpenAIConversationalAgent.py): remove unused openai_api_base parameter to improve code readability and maintainability by ogabrielluiz in https://github.com/logspace-ai/langflow/pull/838
* Adds MetalRetriever, HugginfaceEndpoint and other bugfixes by ogabrielluiz in https://github.com/logspace-ai/langflow/pull/837


**Full Changelog**: https://github.com/logspace-ai/langflow/compare/v0.4.16...v0.5.0a0

New Contributors
* tmcsantos made their first contribution in https://github.com/logspace-ai/langflow/pull/944

**Full Changelog**: https://github.com/logspace-ai/langflow/compare/v0.4.20...v0.4.21

**Full Changelog**: https://github.com/logspace-ai/langflow/compare/v0.4.19...v0.4.20

What's Changed
* 🔧 chore(__main__.py): change default value of cache option to None for better flexibility by ogabrielluiz in https://github.com/logspace-ai/langflow/pull/893
* 📝 docs(langfuse_integration.mdx): remove reference to troubleshooting section in Langfuse documentation as it is not available by ogabrielluiz in https://github.com/logspace-ai/langflow/pull/900
* 🔧 chore(render.yaml): add disk configuration for langflow-data to pro… by ogabrielluiz in https://github.com/logspace-ai/langflow/pull/919
* 🔧 chore(process.py): change ValueError exception to a warning log message when encountering an unknown langchain_object type by ogabrielluiz in https://github.com/logspace-ai/langflow/pull/923
* 🔖 chore(pyproject.toml): bump version from 0.4.18 to 0.4.19 to indicate a new release by ogabrielluiz in https://github.com/logspace-ai/langflow/pull/924

What's Changed
* Adds langfuse integration by ogabrielluiz in https://github.com/logspace-ai/langflow/pull/796
* Adds Langfuse integration and Support for Document output in the API by ogabrielluiz in https://github.com/logspace-ai/langflow/pull/890


**Full Changelog**: https://github.com/logspace-ai/langflow/compare/v0.4.17...v0.4.18