docs: update README with CC v2.1.79 native capability comparison

docs: update recommended settings with native max effort and 1h cache TTL

docs: add binary download instructions, HTTP/2 benefits, and universal proxy usage

ci: add release workflow for multi-arch Go binaries

refactor: default to Go proxy, deprecate Python version

feat: add Go proxy with HTTP/2 upstream support

fix: strip defer_loading from tools before forwarding to Bedrock

docs: clarify Agent tool vs Agent Teams caching behavior

docs: add Claude Code settings example and update README

feat: initial commit — Bedrock effort max proxy for Claude Code