v2.0.18

Changelog

• 9b3aa41 chore(make): add docs target for gh-pages deployment
• 09c1894 docs(agents): add agent orchestration pattern documentation
• f3c4754 feat(antigravity): add whitelist-based payload validation for Vertex AI
• 8bceb95 feat(ir): add content filter, logprobs, and stream state types
• 3744675 feat(routing): add configurable provider priority and model fallbacks
• c4d0c6b feat(telemetry): add telemetry stub package
• 620b72f feat(translator): add FromIR registry pattern with adapter wrappers
• cf47260 feat(translator): add preprocess package for IR transformations
• 76b5e51 feat(util): count additional IR fields in token estimation
• 44682a4 fix(antigravity): consolidate JSON schema cleanup for Claude models
• 5572715 fix(logging): actually set debug log level when debug=true
• 7aff982 fix(retry): correct FallbackCodes to allow 500 retry before fallback
• ccd6c2a fix(retry): implement fail-fast for streaming hang prevention
• b4b4e9a fix(translator): validate tool_use/tool_result pairs and coalesce messages
• 72b633b refactor(claude): simplify user ID generation
• 6def212 refactor(executor): use vertex-envelope translator and extract helpers
• eeaf6c4 refactor(logging): migrate from logrus to slog
• e9aed5b refactor(provider): improve retry logic with polling-based wait
• 36d7c98 refactor(translator): add VertexEnvelopeProvider for Antigravity Claude models
• 71fcf28 refactor(translator): unify RoleTool handling across from_ir converters