- Implemented conversation understanding and reply policy execution in the workflow executor.
- Added new node types: NodeTypeConversationUnderstanding and NodeTypeReplyPolicy.
- Enhanced input and output schemas for the new nodes.
- Updated workflow registry to include new node specifications.
- Created tests for the new workflow routes and behaviors.
- Modified existing workflows to integrate the new conversation understanding and reply policy logic.
- Added ConfigSchema, InputSchema, OutputSchema, and DefaultInputs to AIWorkflowNodeSpecResponse.
- Implemented BuildAIWorkflowNodeSpecs to include variable contracts for start and send_reply nodes.
- Introduced applyAutoInputMappings to automatically map inputs based on node connections.
- Enhanced validation to check for required input mappings in workflows.
- Updated workflow editor to support variable selection for node inputs.
- Translated node names and labels to Chinese for better localization.
- Added tests for variable mapping and validation logic.