Refactored jackpot handling and updated dependencies

Replaced `currency.Amount` with `int` for jackpot values to simplify representation. Adjusted parsing logic accordingly. Updated Go version to 1.24.0 and refreshed dependencies in go.mod for compatibility.

sites/powerball/powerball.go

@@ -9,8 +9,6 @@ import (
 	"time"
 
 	"gitea.stevedudenhoeffer.com/steve/go-extractor"
-
-	"golang.org/x/text/currency"
 )
 
 type Config struct {
@@ -30,8 +28,8 @@ type Drawing struct {
 }
 
 type NextDrawing struct {
-	Date    string
-	Jackpot currency.Amount
+	Date           string
+	JackpotDollars int
 }
 
 func deferClose(cl io.Closer) {
@@ -165,16 +163,15 @@ func getNextDrawing(_ context.Context, doc extractor.Document) (*NextDrawing, er
 
 	set := false
 	if strings.Contains(txt, "Billion") {
-		amt := currency.USD.Amount(numeric * 1000000000)
-		nextDrawing.Jackpot = amt
+		amt := numeric * 1000000000
+		nextDrawing.JackpotDollars = int(amt)
 		set = true
 	} else if strings.Contains(txt, "Million") {
-		amt := currency.USD.Amount(numeric * 1000000)
-		nextDrawing.Jackpot = amt
+		amt := numeric * 1000000
+		nextDrawing.JackpotDollars = int(amt)
 		set = true
 	} else {
-		amt := currency.USD.Amount(numeric)
-		nextDrawing.Jackpot = amt
+		nextDrawing.JackpotDollars = int(numeric)
 		set = true
 	}