Add links to Spectrum in README and docs (#7500)

Author: iansu

README.md

@@ -6,7 +6,8 @@ Create React apps with no build configuration.
 - [User Guide](https://facebook.github.io/create-react-app/) – How to develop apps bootstrapped with Create React App.
 
 Create React App works on macOS, Windows, and Linux.<br>
-If something doesn’t work, please [file an issue](https://github.com/facebook/create-react-app/issues/new).
+If something doesn’t work, please [file an issue](https://github.com/facebook/create-react-app/issues/new).<br>
+If you have questions or need help, please ask in our [Spectrum](https://spectrum.chat/create-react-app) community.
 
 ## Quick Overview
 

docusaurus/website/core/Footer.js

@@ -61,7 +61,7 @@ class Footer extends React.Component {
               Stack Overflow
             </a>
             <a
-              href="https://spectrum.chat/react"
+              href="https://spectrum.chat/create-react-app"
               target="_blank"
               rel="noreferrer noopener"
             >