v3.3.4
Added Mypy type annotations to the `extensions` directory. (#16083)
Milestone 2.1 (Improve line and branch coverage for the frontend and the backend): Increased coverage in some backend files (#16193)
Fixed part of #8423: Added lint check to check for unused variables (#10441)
Fix part of #10616: Added eslint check "lines-between-class-members" (#14496)
fix part of #19023: warn about wrong item selection answer on frontend (#19209)
Fix #18199: Fix math expression preview with screen reader (#19065)
Fix #19163: add a delay to address the flake in the extensions test suite. (#19223)
MS-last(Improve frontend types): Remove Unknown (#16597)
Adds readme to various folders (#8329)
Separate exploration data files from other extensions.
Fix #15567: Python Interpreter Migration from 3.7.10 to 3.8.12 (#15508)
Introduce angular router (#13305)