Release 0.12.1

What's Changed

• Feature/add stream transformers by @vitoke in #83
• Feature/increase list test coverage by @vitoke in #86
• Feature/update dependencies by @vitoke in #88
• build(deps): bump terser from 5.7.1 to 5.14.2 in /docs by @dependabot in #90
• build(deps): bump ansi-regex from 3.0.0 to 3.0.1 by @dependabot in #91
• Feature/improve typing by @vitoke in #93
• docs(sorted): fix incorrect documentation URLs by @vitoke in #96
• docs: fix documentation examples for .modifyAt({ ifExists }) by @vitoke in #98
• Feature/add spy by @vitoke in #100
• feat(deep): improve the API of the @rimbu/deep package, and update de… by @vitoke in #105
• feat(bimap): change update method names and reverse parameters for up… by @vitoke in #106
• fix(deep): fix patch methods not inferring correct types for multi-pa… by @vitoke in #108

Full Changelog: 0.11.3...0.12.1