Signup: add a link to the rest of the apps.

src/SignupPage.tsx

@@ -25,6 +25,7 @@ import { login } from "./store/actions";
 import { Link } from "react-router-dom";
 
 import * as C from "./constants";
+import ExternalLink from "./widgets/ExternalLink";
 
 interface FormErrors {
   username?: string;
@@ -136,7 +137,7 @@ export default function SignupPage() {
       width: "18em",
     },
     submit: {
-      marginTop: 40,
+      marginTop: 20,
       textAlign: "right" as any,
     },
   };
@@ -244,6 +245,10 @@ export default function SignupPage() {
           Please make sure you remember your password, as it <em>can't</em> be recovered if lost!
         </Alert>
 
+        <p style={styles.infoAlert}>
+          You can also signup using <ExternalLink href={C.getApps}>any of the apps</ExternalLink>.
+        </p>
+
         <div style={styles.submit}>
           <Button
             variant="contained"

src/constants/index.ts

@@ -6,6 +6,7 @@ export const defaultServerUrl = process.env.REACT_APP_DEFAULT_API_PATH ?? "https
 export const homePage = "https://www.etesync.com/";
 export const faq = homePage + "faq/";
 export const pricing = homePage + "pricing/";
+export const getApps = homePage + "get-apps/";
 export const sourceCode = "https://github.com/etesync/etesync-web";
 export const reportIssue = sourceCode + "/issues";