feat: include query params in server-to-app request mapping

src/server.js

@@ -30,9 +30,11 @@ function normalizeHeaders(rawHeaders) {
 
 function mapToAppRequest({ req, rawBody }) {
   const url = new URL(req.url, "http://localhost");
+  const query = Object.fromEntries(url.searchParams.entries());
   return {
     method: req.method || "GET",
     path: url.pathname,
+    query,
     headers: normalizeHeaders(req.headers),
     rawBody,
   };

test/server.test.js

@@ -18,7 +18,7 @@ test("mapToAppRequest extracts method/path/headers/body correctly", () => {
   const request = mapToAppRequest({
     req: {
       method: "POST",
-      url: "/api/webhooks/x?debug=1",
+      url: "/api/webhooks/x?debug=1&returnTo=%2Faudio%2F1",
       headers: { "X-Signature": "sha256=abc" },
     },
     rawBody: "{\"ok\":true}",
@@ -26,6 +26,8 @@ test("mapToAppRequest extracts method/path/headers/body correctly", () => {
 
   assert.equal(request.method, "POST");
   assert.equal(request.path, "/api/webhooks/x");
+  assert.equal(request.query.debug, "1");
+  assert.equal(request.query.returnTo, "/audio/1");
   assert.equal(request.headers["x-signature"], "sha256=abc");
   assert.equal(request.rawBody, "{\"ok\":true}");
 });