v0.13.0

v0.13.0 - 2026-09-18

Other Changes

• Add LSP performance research document
• Add globset and walk benchmarks
• Add workspace diagnostics capability design spec
• Add workspace diagnostics capability plan
• Fix duplicate case and wrong comment in plan
• Remove CLAUDE_CODE_SUBAGENT_MODEL setting
• Add MethodNotImplemented error variant
• Treat dylint warnings as errors
• Amend workspace diagnostics capability plan
• Remove readme field from Cargo.toml
• Stop force-enabling workspace diagnostics
• Add the advertised-method inventory and the dispatch default-guard
• Fold Task 4 into Task 3 in diagnostics plan
• Remove RTK instructions from CLAUDE.md
• Gate diagnostics machinery on advertised support
• Route the workspace diagnostic default through the warn-once guard
• Consolidate tree-sitter RangeExt spec tests
• Consolidate range_ext lsp tests into spec rows
• Merge micro-tests into consolidated spec tests
• Cover full capability table in inventory tests
• Dedupe test fixtures and merge duplicate tests
• Convert lsp_requests tests to conversion_tests!
• Update dupes-ignore reasons
• Document mutation testing and dupes cleanup
• Set Claude Code subagent model to Sonnet[1m]
• Add research notes on derived-data and walk caches
• Create 2026-09-16-watcher-registration-design.md
• Create 2026-09-16-walk-cache-derived-data-design.md
• Refine walk-cache/derived-data design spec
• Add walk cache & derived data implementation plan
• Move workspace walk onto blocking pool
• Skip unreadable files during workspace refresh
• Add gitignored Claude memory directory
• Update Claude Code settings
• Register didChangeWatchedFiles watchers
• Remove Claude auto-memory directory setup
• Cache workspace walk between invalidations
• Add Document::derived memoization API
• Document Document::derived; bump MSRV to 1.90
• Gate walk cache on accepted watcher registration
• Remove effortLevel from Claude Code settings

Full Changelog: v0.12.0...v0.13.0