Update streaming callable API #1652
Merged
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Changes the (not yet documented) streaming API for v2 Callable functions.
CallableProxyResponseis nowCallableResponse(to matchCallableRequest)acceptsStreaminghas been moved toCallableRequestbecause it is a request propertyCallableResponse.writehas been renamedCallableResponse.sendChunkpartially to match Genkit and partially to avoid confusion where "write" acts very differently (accepts raw data, has a callback)CallableResponse.sendChunkreturns a Promise so that errors are no longer swallowedstreammethod though its implementation will come at a later date