Entire logging rework. Full error handling. Small improvements.

utils/misc.go

@@ -8,7 +8,7 @@ import (
 func GenerateActivationCode() string {
 	bytes := make([]byte, 16)
 	if _, err := rand.Read(bytes); err != nil {
-		panic(err) // Handle the error appropriately in production
+		Logger.Fatalf("Error generating activation code: %v", err)
 	}
 	return hex.EncodeToString(bytes)
 }