Yes right, game not finished, i update it each day. After about 30 leve no new enemies and bosses.

Today i  added new boss, and big update with main hero : )

Yes, currently first level is just a trick to make game more interesting at start. I promise to add new artistic levels and locations later : ) Procedural generation is for avoid a lot of work, you are right : )

Do you mean yelow path on grass out of bricks? Ok ill try to change colors for it. Thank you for good advice.