Кто правильно сыграл, я или чел? И как надо было играть?

CD Poker 0.05/0.10, hand converted by the iPoker Converter at Talking-Poker

saw flop | saw showdown

Button Button ($9.85)
SB SB ($10.00)
BB Hero ($10.00)
UTG ($9.29)
UTG+1 UTG+1 ($16.70)
CO CO ($7.87)

Preflop: Hero is in the BB with 8 7
1 fold, UTG+1 calls 0.10, CO calls 0.10, Button calls 0.10, SB calls 0.05, Hero checks.

Flop (0.50) 5 6 7
SB checks, Hero checks, UTG+1 bets 0.30, 1 fold, Button raises to 0.90, SB calls 0.90, 2 folds.

Turn (2.60) 2
SB checks, Button bets 2.20, SB calls 2.20.

River (7.00) Q
SB checks, Button checks

Button shows 8 7
SB shows 3 8

Button wins 7.00 with One pair, Seven