Nice work! really liked this concept though I am a big fan of puzzles. And pressing buttons while dragging the blue block is truly unusual. However, I didn't quite figure out how to beat Level 3. I arrived at this combination, but for some reason, it isn't registering as correct.
2 - 1 - 2
1-🔒-1 - 1
2 - 1 - 2
I don't know, maybe there's some other solution.