Opponent identified as TAG (VPIP 20-30%, PFR > 15%) after about 30 hands.
My table image is in same range.

Welcome all comments on the line prior, especially the decision re: check/snap-call vs shoving the turn

Run It Once Poker, Hold'em No Limit - €0.02/€0.04 - 5 players
Hand delivered by CardsChat

UTG: €4.70 (118 bb)
CO (Hero): €4.02 (101 bb)
BU: €6.44 (161 bb)
SB: €6.23 (156 bb)
BB: €4.47 (112 bb)

Pre-Flop: (€0.06) Hero is CO with 9♠s 9♥h
1 fold, Hero raises to €0.10, BTN calls €0.10, 2 players fold

Flop: (€0.26) 8♣c 4♣c 7♥h (2 players)
Hero checks, BTN bets €0.19, Hero raises to €0.61, BTN raises to €1.35, Hero calls €0.74

Turn: (€2.96) 3♠s (2 players)
Hero checks, BTN bets €2.79, Hero....?

.... I'll follow up after some discussion with the results and more on my line of reasoning for picking the line I did, I welcome others thoughts first though!