v4.2.6

What's Changed

• chore(docs): prepare release notes v4.2.5. by @chenkins in #416
• chore(deps-dev): bump jupyter-server from 2.17.0 to 2.18.0 by @dependabot[bot] in #417
• chore(deps): bump gitpython from 3.1.46 to 3.1.47 by @dependabot[bot] in #411
• chore(deps-dev): bump jupyterlab from 4.5.2 to 4.5.7 by @dependabot[bot] in #414
• chore(deps-dev): bump notebook from 7.5.2 to 7.5.6 by @dependabot[bot] in #413
• chore(deps): bump urllib3 from 2.6.3 to 2.7.0 by @dependabot[bot] in #421
• chore(deps-dev): bump mistune from 3.2.0 to 3.2.1 by @dependabot[bot] in #418
• chore(deps): bump gitpython from 3.1.47 to 3.1.50 by @dependabot[bot] in #420
• chore(deps): bump idna from 3.11 to 3.15 by @dependabot[bot] in #422
• feat(cli): allow all click commands to be run as module. by @chenkins in #430
• perf(core): cache fraction comparisons. by @chenkins in #427
• perf(core): add caching speed counter and rewards. by @chenkins in #428
• perf(core): improve performance of shortest path finding by caching Waypoint hashes. by @chenkins in #426
• chore: pin redis<8. by @chenkins in #431
• docs: update challenge links in README.md. by @chenkins in #432
• docs: changelog for v4.2.6. by @chenkins in #433

Full Changelog: v4.2.5...v4.2.6