kimichat support

[sanbuphy]

Self Checks

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

yes

2. Describe the feature you'd like to see

i want to use kimichat in dify

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

use the new long context llm to chat :
https://platform.moonshot.cn/docs/api-reference#%E5%9F%BA%E6%9C%AC%E4%BF%A1%E6%81%AF

4. Additional context or comments

No response

5. Can you help us with this feature?

• I am interested in contributing to this feature.