refactor: optimize codebase encoding

store/strategy.go

@@ -111,11 +111,11 @@ type CoinSourceConfig struct {
 	UseAI500 bool `json:"use_ai500"`
 	// AI500 coin pool maximum count
 	AI500Limit int `json:"ai500_limit,omitempty"`
-	// whether to use OI Top (持仓增加榜，适合做多)
+	// whether to use OI Top (OI increase ranking, suitable for long positions)
 	UseOITop bool `json:"use_oi_top"`
 	// OI Top maximum count
 	OITopLimit int `json:"oi_top_limit,omitempty"`
-	// whether to use OI Low (持仓减少榜，适合做空)
+	// whether to use OI Low (OI decrease ranking, suitable for short positions)
 	UseOILow bool `json:"use_oi_low"`
 	// OI Low maximum count
 	OILowLimit int `json:"oi_low_limit,omitempty"`