Langflow

What's Changed
* fix(util.py): fix IndentationError while parsing from source code. by tmcsantos in https://github.com/logspace-ai/langflow/pull/944
* 🔧 chore(langfuse.py): add support for configurable Langfuse host to improve flexibility and maintainability by ogabrielluiz in https://github.com/logspace-ai/langflow/pull/948
* Bump version to 0.4.21 by ogabrielluiz in https://github.com/logspace-ai/langflow/pull/949

What's Changed
* fix(util.py): fix IndentationError while parsing from source code. by tmcsantos in https://github.com/logspace-ai/langflow/pull/944
* 🔧 chore(langfuse.py): add support for configurable Langfuse host to improve flexibility and maintainability by ogabrielluiz in https://github.com/logspace-ai/langflow/pull/948
* Bump version to 0.4.21 by ogabrielluiz in https://github.com/logspace-ai/langflow/pull/949

What's Changed
* fix(util.py): fix IndentationError while parsing from source code. by tmcsantos in https://github.com/logspace-ai/langflow/pull/944
* 🔧 chore(langfuse.py): add support for configurable Langfuse host to improve flexibility and maintainability by ogabrielluiz in https://github.com/logspace-ai/langflow/pull/948
* Bump version to 0.4.21 by ogabrielluiz in https://github.com/logspace-ai/langflow/pull/949

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