fix(discord): add /discord redirect with updated signup link (#9976)

* fix(discord): replace expired Discord link

* chore(plus/docs): link to issue report forms

* chore(fundamental-redirects): add /discord redirect

client/src/ui/organisms/footer/index.tsx

@@ -133,7 +133,7 @@ export function Footer() {
             <li className="footer-nav-item">
               <a
                 className="footer-nav-link"
-                href="https://discord.gg/hkGN8VKvvD"
+                href="/discord"
                 target="_blank"
                 rel="noopener noreferrer"
               >

copy/plus/features/playground.md

@@ -57,10 +57,12 @@ involved:
 
 Sign up for an MDN Plus account if you haven't already.
 
-1. Participate in discussions, share ideas, and seek help in the
-   [Playground forums](https://discord.gg/3Pb8cQrTfB).
-2. Contribute to the improvement of the Playground by reporting issues or
-   suggesting new features.
+1. Participate in discussions, share ideas, and seek help on
+   [Discord](/discord).
+2. Contribute to the improvement of the Playground by
+   [reporting issues](https://github.com/mdn/yari/issues/new?template=bug-report.yml)
+   or
+   [suggesting new features](https://github.com/mdn/mdn/issues/new?template=content-or-feature-suggestion.yml).
 3. Showcase your projects, share your knowledge, and inspire others by
    contributing code examples to MDN.
 

libs/fundamental-redirects/index.js

@@ -1116,6 +1116,9 @@ for (const [pattern, path] of [
 }
 
 const MISC_REDIRECT_PATTERNS = [
+  redirect(/^discord\/?$/i, "https://discord.gg/Gt4Qf6q67h", {
+    permanent: false,
+  }),
   redirect(/^events\/?$/i, "https://community.mozilla.org/events/", {
     permanent: false,
   }),