Add activation-codes and registration. Added tooltips. Added player-score-cache-display in mainpage.

utils/misc.go

@@ -0,0 +1,14 @@
+package utils
+
+import (
+	"crypto/rand"
+	"encoding/hex"
+)
+
+func GenerateActivationCode() string {
+	bytes := make([]byte, 16)
+	if _, err := rand.Read(bytes); err != nil {
+		panic(err) // Handle the error appropriately in production
+	}
+	return hex.EncodeToString(bytes)
+}