create dev/solutions.py

update spec/codex.md

create spec/codex.md

create dev/solution.py

delete flights_depart.py

create flights_depart.py

create test.yml

Запрос на слияние 'my-first-branch' (#1) из my-first-branch в master

Update to 4 in STEP and README.md

update PROFILE.md

Update to 3 in STEP and README.md

create PROFILE.md

update PROFILE.md