Update README with e2e setup instructions
Update README with e2e setup instructions

alpheios-project/arethusa,alpheios-project/arethusa,fbaumgardt/arethusa,PonteIneptique/arethusa,Masoumeh/arethusa,Masoumeh/arethusa,latin-language-toolkit/arethusa,latin-language-toolkit/arethusa,fbaumgardt/arethusa,PonteIneptique/arethusa,fbaumgardt/arethusa,alpheios-project/arethusa