Update Discuss links to Github Discussions links

Atom has recently moved to using Github Discussions as the main message
board for all Atom related stuff. It is important to have all Atom
related conversations on one platform to foster transparency.

CONTRIBUTING.md

@@ -40,18 +40,8 @@ This project and everyone participating in it is governed by the [Atom Code of C
 
 We have an official message board with a detailed FAQ and where the community chimes in with helpful advice if you have questions.
 
-* [Discuss, the official Atom and Electron message board](https://discuss.atom.io)
-* [Atom FAQ](https://discuss.atom.io/c/faq)
-
-If chat is more your speed, you can join the Atom and Electron Slack team:
-
-* [Join the Atom and Electron Slack Team](https://atom-slack.herokuapp.com/)
-    * Even though Slack is a chat service, sometimes it takes several hours for community members to respond — please be patient!
-    * Use the `#atom` channel for general questions or discussion about Atom
-    * Use the `#electron` channel for questions about Electron
-    * Use the `#packages` channel for questions or discussion about writing or contributing to Atom packages (both core and community)
-    * Use the `#ui` channel for questions and discussion about Atom UI and themes
-    * There are many other channels available, check the channel list
+* [Github Discussions, the official Atom](https://github.com/atom/atom/discussions)
+* [Atom FAQ](https://github.com/atom/atom/discussions)
 
 ## What should I know before I get started?
 
@@ -87,7 +77,7 @@ Here's a list of the big ones:
 
 There are many more, but this list should be a good starting point. For more information on how to work with Atom's official packages, see [Contributing to Atom Packages][contributing-to-official-atom-packages].
 
-Also, because Atom is so extensible, it's possible that a feature you've become accustomed to in Atom or an issue you're encountering isn't coming from a bundled package at all, but rather a [community package](https://atom.io/packages) you've installed. Each community package has its own repository too, the [Atom FAQ](https://discuss.atom.io/c/faq) has instructions on how to [contact the maintainers of any Atom community package or theme.](https://discuss.atom.io/t/i-have-a-question-about-a-specific-atom-community-package-where-is-the-best-place-to-ask-it/25581)
+Also, because Atom is so extensible, it's possible that a feature you've become accustomed to in Atom or an issue you're encountering isn't coming from a bundled package at all, but rather a [community package](https://atom.io/packages) you've installed. Each community package has its own repository too.
 
 #### Package Conventions
 
@@ -105,7 +95,7 @@ There are a few conventions that have developed over time around packages:
 
 ### Design Decisions
 
-When we make a significant decision in how we maintain the project and what we can or cannot support, we will document it in the [atom/design-decisions repository](https://github.com/atom/design-decisions). If you have a question around how we do things, check to see if it is documented there. If it is *not* documented there, please open a new topic on [Discuss, the official Atom message board](https://discuss.atom.io) and ask your question.
+When we make a significant decision in how we maintain the project and what we can or cannot support, we will document it in the [atom/design-decisions repository](https://github.com/atom/design-decisions). If you have a question around how we do things, check to see if it is documented there. If it is *not* documented there, please open a new topic on [Github Discussions, the official Atom message board](https://github.com/atom/atom/discussions) and ask your question.
 
 ## How Can I Contribute?
 
@@ -120,7 +110,7 @@ Before creating bug reports, please check [this list](#before-submitting-a-bug-r
 #### Before Submitting A Bug Report
 
 * **Check the [debugging guide](https://flight-manual.atom.io/hacking-atom/sections/debugging/).** You might be able to find the cause of the problem and fix things yourself. Most importantly, check if you can reproduce the problem [in the latest version of Atom](https://flight-manual.atom.io/hacking-atom/sections/debugging/#update-to-the-latest-version), if the problem happens when you run Atom in [safe mode](https://flight-manual.atom.io/hacking-atom/sections/debugging/#check-if-the-problem-shows-up-in-safe-mode), and if you can get the desired behavior by changing [Atom's or packages' config settings](https://flight-manual.atom.io/hacking-atom/sections/debugging/#check-atom-and-package-settings).
-* **Check the [FAQs on the forum](https://discuss.atom.io/c/faq)** for a list of common questions and problems.
+* **Check the [discussions](https://github.com/atom/atom/discussions)** for a list of common questions and problems.
 * **Determine [which repository the problem should be reported in](#atom-and-packages)**.
 * **Perform a [cursory search](https://github.com/search?q=+is%3Aissue+user%3Aatom)** to see if the problem has already been reported. If it has **and the issue is still open**, add a comment to the existing issue instead of opening a new one.
 

README.md

@@ -9,7 +9,7 @@ Atom is a hackable text editor for the 21st century, built on [Electron](https:/
 
 ![Atom Screenshot](https://user-images.githubusercontent.com/378023/49132478-f4b77680-f31f-11e8-9e10-e8454d8d9b7e.png)
 
-Visit [atom.io](https://atom.io) to learn more or visit the [Atom forum](https://discuss.atom.io).
+Visit [atom.io](https://atom.io) to learn more or visit the [Atom forum](https://github.com/atom/atom/discussions).
 
 Follow [@AtomEditor](https://twitter.com/atomeditor) on Twitter for important
 announcements.

SUPPORT.md

@@ -4,8 +4,6 @@ If you're looking for support for Atom there are a lot of options, check out:
 
 * User Documentation — [The Atom Flight Manual](https://flight-manual.atom.io)
 * Developer Documentation — [Atom API Documentation](https://atom.io/docs/api/latest)
-* FAQ — [The Atom FAQ on Discuss](https://discuss.atom.io/c/faq)
-* Message Board — [Discuss, the official Atom and Electron message board](https://discuss.atom.io)
-* Chat — [Join the Atom Slack team](https://atom-slack.herokuapp.com/)
+* Message Board — [Github Discussions, the official Atom message board](https://github.com/atom/atom/discussions)
 
-On Discuss and in the Atom Slack team, there are a bunch of helpful community members that should be willing to point you in the right direction.
+On Atoms Github Discussions board, there are a bunch of helpful community members that should be willing to point you in the right direction.

packages/dalek/README.md

@@ -16,4 +16,4 @@ When people install core Atom packages as if they are community packages, it can
 
 ## I have more questions. Where can I ask them?
 
-Please feel free to ask on [the official Atom message board](https://discuss.atom.io/c/support).
+Please feel free to ask on [the official Atom message board](https://github.com/atom/atom/discussions).

packages/welcome/lib/welcome-view.js

@@ -108,8 +108,11 @@ export default class WelcomeView {
               </li>
               <li>
                 The Atom forum at{' '}
-                <a href="http://discuss.atom.io" dataset={{ event: 'discuss' }}>
-                  discuss.atom.io
+                <a
+                  href="https://github.com/atom/atom/discussions"
+                  dataset={{ event: 'discussions' }}
+                >
+                  Github Discussions
                 </a>
               </li>
               <li>

src/main-process/atom-application.js

@@ -590,7 +590,7 @@ module.exports = class AtomApplication extends EventEmitter {
       shell.openExternal('http://flight-manual.atom.io')
     );
     this.on('application:open-discussions', () =>
-      shell.openExternal('https://discuss.atom.io')
+      shell.openExternal('https://github.com/atom/atom/discussions')
     );
     this.on('application:open-faq', () =>
       shell.openExternal('https://atom.io/faq')