feat: add help view

app/src/routes/runtime/+server.ts

@@ -0,0 +1,29 @@
+import type { RequestHandler } from "./$types";
+import { MemoryRuntimeExecutor } from "$lib/runtime-executor";
+import { RemoteNodeRegistry } from "$lib/node-registry-client";
+import { createPerformanceStore } from "$lib/performance";
+
+const registry = new RemoteNodeRegistry("");
+const runtime = new MemoryRuntimeExecutor(registry);
+const performanceStore = createPerformanceStore();
+runtime.perf = performanceStore;
+
+
+export const POST: RequestHandler = async ({ request, fetch }) => {
+
+  const { graph, settings } = await request.json();
+
+  registry.fetch = fetch;
+
+  await registry.load(graph.nodes.map(node => node.type))
+
+  const res = await runtime.execute(graph, settings);
+
+  let headers: Record<string, string> = { "Content-Type": "application/octet-stream" };
+  if (runtime.perf) {
+    headers["performance"] = JSON.stringify(runtime.perf.get());
+  }
+
+  return new Response(res, { headers });
+
+}