[Docs] how to make a RAG request?

[wade-liwei]

I use golang, want to make a call,but failed.

dataBytes {"start": {"input":{"question": "What is the capital of UK?"}}}
schemaBytes {"$ref":"#/$defs/simpleQaInput","$defs":{"simpleQaInput":{"properties":{"question":{"type":"string"}},"additionalProperties":false,"type":"object","required":["question"]}}}
2025/02/18 18:59:43 ERROR request end reqID=1 err="data did not match expected schema:\n- (root): question is required\n- (root): Additional property start is not allowed"

[wade-liwei]

// This program can be manually tested like so:
//
// In development mode (with the environment variable GENKIT_ENV="dev"):
// Start the server listening on port 3100:
//
// go run . &
//
// Tell it to run a flow:
//
// curl -d '{"key":"/flow/simpleQaFlow/simpleQaFlow", "input":{"start": {"input":{"question": "What is the capital of UK?"}}}}' http://localhost:3100/api/runAction
//
// In production mode (GENKIT_ENV missing or set to "prod"):
// Start the server listening on port 3400:
//
// go run . &
//
// Tell it to run a flow:
//
// curl -d '{"question": "What is the capital of UK?"}' http://localhost:3400/simpleQaFlow