Overpair multiway

I played this really bad at the time,i was having a bad day.How would you play this?Doing what i done here would you call the river,flush and a straight draw put me off

iPoker - €0.10 NL FAST (6 max) - Holdem - 6 players
Hand converted by PokerTracker 4

BB: €8.16
UTG: €4.00
Hero (MP): €10.00
CO: €11.37
BTN: €14.09
SB: €10.05

SB posts SB €0.05, BB posts BB €0.10

Pre Flop: (pot: €0.15) Hero has J♠ J♣

fold, Hero raises to €0.30, CO calls €0.30, BTN calls €0.30, fold, BB calls €0.20

Flop: (€1.25, 4 players) 7♣ 8♠ T♣
BB checks, Hero bets €0.87, CO calls €0.87, fold, fold

Turn: (€2.99, 2 players) 6♣
Hero checks, CO checks

River: (€2.99, 2 players) J♥
Hero checks, CO bets €2.39, fold