chore: update id type to int32

internal/util/util.go

@@ -1,6 +1,18 @@
 package util
 
-import "strings"
+import (
+	"strconv"
+	"strings"
+)
+
+// ConvertStringToInt32 converts a string to int32.
+func ConvertStringToInt32(src string) (int32, error) {
+	i, err := strconv.Atoi(src)
+	if err != nil {
+		return 0, err
+	}
+	return int32(i), nil
+}
 
 // HasPrefixes returns true if the string s has any of the given prefixes.
 func HasPrefixes(src string, prefixes ...string) bool {