Implement Parallel ujsx component with id and maxConcurrency props

src/component/index.ts

@@ -1 +1,2 @@
-export {};
+export { Parallel } from "./parallel.js";
+export type { ParallelProps } from "./parallel.js";

src/component/parallel.ts

@@ -1 +1,26 @@
-export {};
+import type { UComponent, UElement, UNode, UniversalProps } from "@alkdev/ujsx";
+
+export interface ParallelProps extends UniversalProps {
+  id?: string;
+  maxConcurrency?: number;
+}
+
+export const Parallel: UComponent<ParallelProps> = (
+  props: ParallelProps & { children?: UNode[] },
+): UElement => {
+  const { id, maxConcurrency, children, ...rest } = props;
+  const elementProps: UniversalProps = { ...rest };
+  if (id !== undefined) {
+    elementProps.id = id;
+  }
+  if (maxConcurrency !== undefined) {
+    elementProps.maxConcurrency = maxConcurrency;
+  }
+  return {
+    type: "parallel",
+    props: elementProps,
+    children: children ?? [],
+  };
+};
+
+Parallel.displayName = "Parallel";