Merge pull request #4 from cpunion/readme

test: add test files for chat and stream examples

docs: update README and example code

Merge pull request #3 from cpunion/gemini-sambanova-groq

feat: add new AI providers and update existing ones

Merge pull request #2 from cpunion/chat

unify FinishReason and Role

fix max token of open stream api

add stream example

switch to anthropic-sdk-go for better stream control

Merge pull request #1 from cpunion/chat

add chat interface

Initial