Added middle-name

src/components/runners/RunnersOverview.svelte

@@ -42,6 +42,17 @@
       header: () => $_("first-name"),
       filterFn: `includesString`,
     },
+    {
+      accessorKey: "middlename",
+      header: () => $_("middle-name"),
+      cell: (info) => {
+        if (!info || !info.getValue()) {
+          return "";
+        }
+        return info.getValue();
+      },
+      filterFn: `includesString`,
+    },
     {
       accessorKey: "lastname",
       header: () => $_("last-name"),