added history file

  277  cd mastering-git/

  278  git fetch upstream

  279  ls

  280  git remote add upstream https://gitlab.fi.muni.cz/red-hat/mastering-git#class-5-homework

  281  git fetch upstream

  282  git remote add upstream https://gitlab.fi.muni.cz/red-hat/mastering-git

  283  git fetch upstream

  284  git remote -v

  285  git remote remove upstream

  286  git remote -v

  287  git remote add upstream https://gitlab.fi.muni.cz/red-hat/mastering-git

  288  git fetch upstream

  289  git branch -a

  290  git switch class4-hw-problem

  291  git branch -a

  292  git checkout -b class4-hw-problem upstream/class4-hw-problem

  293  git rebase upstream/main-mar-3

  294  vim README.md

  295  git add README.md 

  296  git rebase --continue

  297  vim README.md

  298  git add README.md 

  299  git rebase --continue

  300  git status

  301  git push origin class4-hw-problem --force

  302  ls

  303  mkdir class4_homework

  304  cd class4_homework/

  305  touch 536480_commands.txt

  306  history > 536480_commands.txt