Fix: only filter by string or number properties

src-ui/src/app/pipes/filter.pipe.ts

@@ -10,11 +10,16 @@ export class FilterPipe implements PipeTransform {
     if (!searchText) return items
 
     return items.filter((item) => {
-      return Object.keys(item).some((key) => {
-        return String(item[key])
-          .toLowerCase()
-          .includes(searchText.toLowerCase())
-      })
+      return Object.keys(item)
+        .filter(
+          (key) =>
+            typeof item[key] === 'string' || typeof item[key] === 'number'
+        )
+        .some((key) => {
+          return String(item[key])
+            .toLowerCase()
+            .includes(searchText.toLowerCase())
+        })
     })
   }
 }