diff --git a/README.md b/README.md
index 1a3f28c..acc0587 100644
--- a/README.md
+++ b/README.md
@@ -2,7 +2,14 @@
 <h1><a href="https://www.kill-the-newsletter.com">Kill the Newsletter!</a></h1>
 <p><strong>Convert email newsletters into Atom feeds</strong></p>
 <p><img alt="Convert email newsletters into Atom feeds" src="static/logo.png" width="150" /></p>
-<p><strong><a href="https://github.com/leafac/www.kill-the-newsletter.com">Source</a></strong> • <img alt=".github/workflows/main.yml" src="https://github.com/leafac/www.kill-the-newsletter.com/workflows/.github/workflows/main.yml/badge.svg" /></p>
+<p>
+<a href="https://github.com/leafac/www.kill-the-newsletter.com">
+<img alt="Source" src="https://img.shields.io/badge/Source---" />
+</a>
+<a href="https://github.com/leafac/www.kill-the-newsletter.com/actions">
+<img alt=".github/workflows/main.yml" src="https://github.com/leafac/www.kill-the-newsletter.com/workflows/.github/workflows/main.yml/badge.svg" />
+</a>
+</p>
 </div>
 
 # Running Locally
diff --git a/src/index.tsx b/src/index.tsx
index 113ee26..649e889 100644
--- a/src/index.tsx
+++ b/src/index.tsx
@@ -21,7 +21,7 @@ export const webServer = express()
   )
   .post("/", (req, res) => {
     const name = req.body.name;
-    const identifier = newIdentifier();
+    const identifier = createIdentifier();
     fs.writeFileSync(
       feedPath(identifier),
       renderXML(Feed({ name, identifier }))
@@ -224,7 +224,7 @@ function Entry({
 }) {
   return {
     entry: {
-      id: urn(newIdentifier()),
+      id: urn(createIdentifier()),
       title,
       author: { name: author },
       updated: now(),
@@ -233,7 +233,7 @@ function Entry({
   };
 }
 
-function newIdentifier(): string {
+function createIdentifier(): string {
   return cryptoRandomString({
     length: 20,
     characters: "1234567890qwertyuiopasdfghjklzxcvbnm"
diff --git a/src/test.ts b/src/test.ts
index dfacdb4..2bda9a9 100644
--- a/src/test.ts
+++ b/src/test.ts
@@ -6,25 +6,19 @@ import qs from "qs";
 test("create feed", async () => {
   const identifier = await createFeed();
 
-  expect(await readFeed(identifier)).toMatch("My Feed");
+  expect(await getFeed(identifier)).toMatch("My Feed");
 });
 
 describe("receive email", () => {
-  const transporter = nodemailer.createTransport({
-    host: "localhost",
-    port: 2525,
-    tls: { rejectUnauthorized: false }
-  });
-
   test("HTML content", async () => {
     const identifier = await createFeed();
-    await transporter.sendMail({
+    await emailClient.sendMail({
       from: "publisher@example.com",
       to: `${identifier}@kill-the-newsletter.com`,
       subject: "New Message",
       html: "<p>HTML content</p>"
     });
-    const feed = await readFeed(identifier);
+    const feed = await getFeed(identifier);
     expect(feed).toMatch("publisher@example.com");
     expect(feed).toMatch("New Message");
     expect(feed).toMatch("HTML content");
@@ -32,29 +26,29 @@ describe("receive email", () => {
 
   test("text content", async () => {
     const identifier = await createFeed();
-    await transporter.sendMail({
+    await emailClient.sendMail({
       from: "publisher@example.com",
       to: `${identifier}@kill-the-newsletter.com`,
       subject: "New Message",
       text: "TEXT content"
     });
-    const feed = await readFeed(identifier);
+    const feed = await getFeed(identifier);
     expect(feed).toMatch("TEXT content");
   });
 
   test("truncation", async () => {
     const identifier = await createFeed();
     for (const repetition of [...new Array(4).keys()])
-      await transporter.sendMail({
+      await emailClient.sendMail({
         from: "publisher@example.com",
         to: `${identifier}@kill-the-newsletter.com`,
         subject: "New Message",
         text: `REPETITION ${repetition} `.repeat(10_000)
       });
-    const feed = await readFeed(identifier);
+    const feed = await getFeed(identifier);
     expect(feed).toMatch("REPETITION 3");
     expect(feed).not.toMatch("REPETITION 0");
-  }, 10_000);
+  });
 });
 
 afterAll(() => {
@@ -63,10 +57,13 @@ afterAll(() => {
   emailServer.close(() => {});
 });
 
+const webClient = axios.create({ baseURL: "http://localhost:8000" });
+const emailClient = nodemailer.createTransport("smtp://localhost:2525");
+
 async function createFeed(): Promise<string> {
   return (
-    await axios.post(
-      "http://localhost:8000",
+    await webClient.post(
+      "/",
       qs.stringify({
         name: "My Feed"
       })
@@ -74,7 +71,6 @@ async function createFeed(): Promise<string> {
   ).data.match(/(\w{20}).xml/)![1];
 }
 
-async function readFeed(identifier: string): Promise<string> {
-  return (await axios.get(`http://localhost:8000/feeds/${identifier}.xml`))
-    .data;
+async function getFeed(identifier: string): Promise<string> {
+  return (await webClient.get(`/feeds/${identifier}.xml`)).data;
 }