feat:(slots UI): functional slots

www/src/ts/utils.ts

@@ -242,3 +242,7 @@ export function parseIntWithHexOrBinary(s: string): number {
   }
   return parseInt(s);
 }
+
+export function clamp (val: number, min: number, max: number) {
+  return Math.min(Math.max(val, min), max);
+}