row-proxy inicial

feat: lowercase model ids, add glm-5, socks5 proxy pool, remove arm build

feat: add Anthropic Messages API compatibility (/v1/messages)

feat: add Claude-to-GLM model name mapping

fix: improve tool calling reliability with multi-format parsing and Delta pointer fix

feat: support tool/function calling (OpenAI compatible)

refactor: split internal package into domain-based sub-packages