fix: allow el() to omit attributes when first child is a node or array

app/static/app.js

@@ -59,6 +59,12 @@ function badge(state) {
 
 function el(tag, attrs = {}, ...children) {
   const node = document.createElement(tag);
+  // Allow el("tr", child1, child2, ...): if the 2nd argument is a node or an
+  // array, treat it as the first child instead of an attributes object.
+  if (attrs && (attrs.nodeType === 1 || Array.isArray(attrs))) {
+    children.unshift(attrs);
+    attrs = {};
+  }
   for (const [k, v] of Object.entries(attrs || {})) {
     if (k === "class") node.className = v;
     else if (k === "text") node.textContent = v;