Add division by zero guards in traceList computed and conformance rate

Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>

src/components/Discover/Conformance/MoreModal.vue

@@ -165,6 +165,7 @@ const traceList = computed(() => {
   const sum = props.listTraces
     .map((trace) => trace.count)
     .reduce((acc, cur) => acc + cur, 0);
+  if (sum === 0) return [];
 
   return props.listTraces
     .map((trace) => {
@@ -274,7 +275,7 @@ watch(infinite404, (newValue) => {
  * @returns {string} The formatted percentage string.
  */
 function getPercentLabel(val) {
-  if ((val * 100).toFixed(1) >= 100) return 100;
+  if (Number((val * 100).toFixed(1)) >= 100) return 100;
   else return parseFloat((val * 100).toFixed(1));
 }
 /**