Add filter, add READMES

frontend/src/graph_queries/api.ts

@@ -0,0 +1,9 @@
+import type { GraphQueryMeta } from "./types";
+
+export async function fetchGraphQueries(signal?: AbortSignal): Promise<GraphQueryMeta[]> {
+  const res = await fetch("/api/graph_queries", { signal });
+  if (!res.ok) throw new Error(`GET /api/graph_queries failed: ${res.status}`);
+  const data = await res.json();
+  return Array.isArray(data) ? (data as GraphQueryMeta[]) : [];
+}
+

frontend/src/graph_queries/index.ts

@@ -0,0 +1,3 @@
+export { fetchGraphQueries } from "./api";
+export type { GraphQueryMeta } from "./types";
+

frontend/src/graph_queries/types.ts

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+export type GraphQueryMeta = {
+  id: string;
+  label: string;
+};
+