Support when to create workflow APIs and workflow node APIs

[LightGao-Hub]

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1. Is this request related to a challenge you're experiencing?

Currently, the enterprise is using the DIFY workflow feature and has found that DIFY does not provide an API for creating workflows and nodes

2. Describe the feature you'd like to see

Develop a rich and comprehensive workflow API

3. How will this feature improve your workflow or experience?

In enterprises, Dify can be called through APIs to create and use workflows

4. Additional context or comments

No response

5. Can you help us with this feature?

• I am interested in contributing to this feature.