v8.6.0

Changes

• build(deps): Bump brotlicffi from 1.2.0.0 to 1.2.1.0 (#342) @dependabot[bot], @github-actions[bot]
• build(deps): Bump brotli from 1.2.0 to 1.2.1 (#341) @dependabot[bot], @github-actions[bot]
• build(deps): Bump certifi from 2026.1.4 to 2026.10.19 (#343) @dependabot[bot], @github-actions[bot]
• build(deps): Bump pillow from 12.3.0 to 13.0.0 (#339) @dependabot[bot], @steven-murray
• build(deps): Bump nbconvert from 7.17.1 to 7.17.2 (#340) @dependabot[bot], @github-actions[bot]

💥 Breaking Changes

• refactor!: define S-parameter methods on their classes; remove the free-function aliases (#334) @steven-murray, @claude

🚀 Features

• feat(cal): select calibration integrations by receiver state (R tolerance) (#346) @steven-murray, @claude

🪲 Fixes

• fix(averaging): combiner leaves empty channels as fill_value, not zero (#345) @steven-murray, @akvydula, @claude
• fix: aux_filter units, Quantity loss frequencies, SParams table round trip, and smaller bugs (#335) @steven-murray, @claude

🚨 Testing

• test(alanmode): CI check that PRs leave alanmode results bit-identical (#337) @steven-murray, @claude, @pre-commit-ci[bot]

👷 Continuous Integration

• ci: pin actions/checkout to v7 and drop stale ruff per-file ignores (#333) @steven-murray, @claude
• test(alanmode): CI check that PRs leave alanmode results bit-identical (#337) @steven-murray, @claude, @pre-commit-ci[bot]

📚 Documentation

• fix: aux_filter units, Quantity loss frequencies, SParams table round trip, and smaller bugs (#335) @steven-murray, @claude

🔨 Refactoring

• refactor!: define S-parameter methods on their classes; remove the free-function aliases (#334) @steven-murray, @claude