docs(repo): update chat/support links (#642)

Author: shellscape

.editorconfig

@@ -13,5 +13,8 @@ trim_trailing_whitespace = true
 insert_final_newline = true
 trim_trailing_whitespace = false
 
+[README.md]
+max_line_length = 170
+
 [*.yml]
 max_line_length = 500

.github/CONTRIBUTING.md

@@ -4,7 +4,8 @@
 
 First, thank you for considering contributing to rollup! It's people like you that make the open source community such a great community! 😊
 
-We welcome any type of contribution, not only code. You can help with 
+We welcome any type of contribution, not only code. You can help with
+
 - **QA**: file bug reports, the more details you can give the better (i.e. [REPL](https://rollupjs.org/repl/)-links or repos that demonstrate the specific issue)
 - **Marketing**: writing blog posts, howto's, printing stickers, ...
 - **Community**: presenting the project at meetups, organizing a dedicated meetup for the local community, ...
@@ -13,7 +14,7 @@ We welcome any type of contribution, not only code. You can help with
 
 ## Your First Contribution
 
-Working on your first Pull Request? You can learn how from this *free* series, [How to Contribute to an Open Source Project on GitHub](https://egghead.io/series/how-to-contribute-to-an-open-source-project-on-github).
+Working on your first Pull Request? You can learn how from this _free_ series, [How to Contribute to an Open Source Project on GitHub](https://egghead.io/series/how-to-contribute-to-an-open-source-project-on-github).
 
 ## Submitting code
 
@@ -32,7 +33,7 @@ Anyone can file an expense. If the expense makes sense for the development of th
 
 ## Questions
 
-If you require technical assistance, [Stackoverflow](https://stackoverflow.com/questions/tagged/rollupjs) or [Gitter](https://gitter.im/rollup/rollup) are usually the best places to start.
+If you require technical assistance, [Stackoverflow](https://stackoverflow.com/questions/tagged/rollupjs) or [Rollup Discord](https://is.gd/rollup_chat) are usually the best places to start.
 You can also create an [issue](issue) (protip: do a quick search first to see if someone else didn't ask the same question before!).
 
 ## Credits
@@ -48,7 +49,6 @@ Thank you to all our backers! [[Become a backer](https://opencollective.com/roll
 
 <a href="https://opencollective.com/rollup#backers" target="_blank"><img src="https://opencollective.com/rollup/backers.svg?width=890"></a>
 
-
 ### Sponsors
 
 Thank you to all our sponsors! (please ask your company to also support this open source project by [becoming a sponsor](https://opencollective.com/rollup#sponsor))

.github/ISSUE_TEMPLATE.md

@@ -1,6 +1,6 @@
 <!--
   👉🏽 Need help or tech support? Please don't open an issue!
-  Head to https://gitter.im/rollup/rollup or https://stackoverflow.com/questions/tagged/rollupjs
+  Head to https://is.gd/rollup_chat or https://stackoverflow.com/questions/tagged/rollupjs
 
   ❤️ Rollup? Please consider supporting our collective:
   👉 https://opencollective.com/rollup/donate

.github/ISSUE_TEMPLATE/BUG.md

@@ -12,7 +12,7 @@ about: Something went awry and you'd like to tell us about it.
      - Parts of this template are removed
 
   👉🏽 Need help or tech support? Please don't open an issue!
-  Head to https://gitter.im/rollup/rollup or https://stackoverflow.com/questions/tagged/rollupjs
+  Head to https://is.gd/rollup_chat or https://stackoverflow.com/questions/tagged/rollupjs
 
   ❤️ Rollup? Please consider supporting our collective:
   👉 https://opencollective.com/rollup/donate

.github/ISSUE_TEMPLATE/DOCS.md

@@ -12,7 +12,7 @@ about: Are the docs lacking or missing something? Do they need some new 🔥 hot
   Or your issue may be closed.
 
   👉🏽 Need help or tech support? Don't open an issue!
-  Head to https://gitter.im/rollup/rollup or https://stackoverflow.com/questions/tagged/rollupjs
+  Head to https://is.gd/rollup_chat or https://stackoverflow.com/questions/tagged/rollupjs
 
   ❤️ Rollup? Please consider supporting our collective:
   👉 https://opencollective.com/rollup/donate

.github/ISSUE_TEMPLATE/FEATURE.md

@@ -12,7 +12,7 @@ about: Suggest an idea for this project
   Or your issue may be closed.
 
   👉🏽 Need help or tech support? Please don't open an issue!
-  Head to https://gitter.im/rollup/rollup or https://stackoverflow.com/questions/tagged/rollupjs
+  Head to https://is.gd/rollup_chat or https://stackoverflow.com/questions/tagged/rollupjs
 
   ❤️ Rollup? Please consider supporting our collective:
   👉 https://opencollective.com/rollup/donate

.github/ISSUE_TEMPLATE/MODIFICATION.md

@@ -12,7 +12,7 @@ about: Would you like something work differently? Have an alternative approach?
   Or your issue may be closed.
 
   👉🏽 Need help or tech support? Please don't open an issue!
-  Head to https://gitter.im/rollup/rollup or https://stackoverflow.com/questions/tagged/rollupjs
+  Head to https://is.gd/rollup_chat or https://stackoverflow.com/questions/tagged/rollupjs
 
   ❤️ Rollup? Please consider supporting our collective:
   👉 https://opencollective.com/rollup/donate

.github/ISSUE_TEMPLATE/NEW_PLUGIN.md

@@ -12,7 +12,7 @@ about: Request a new Core plugin
   Or your issue may be closed.
 
   👉🏽 Need help or tech support? Please don't open an issue!
-  Head to https://gitter.im/rollup/rollup or https://stackoverflow.com/questions/tagged/rollupjs
+  Head to https://is.gd/rollup_chat or https://stackoverflow.com/questions/tagged/rollupjs
 
   ❤️ Rollup? Please consider supporting our collective:
   👉 https://opencollective.com/rollup/donate

.github/ISSUE_TEMPLATE/SUPPORT.md

@@ -1,11 +1,11 @@
 ---
 name: 🆘 Support, Help, and Advice
-about: 👉🏽 Need help or tech support? Please don't open an issue! Head to https://gitter.im/rollup/rollup or https://stackoverflow.com/questions/tagged/rollupjs.
+about: 👉🏽 Need help or tech support? Please don't open an issue! Head to https://is.gd/rollup_chat or https://stackoverflow.com/questions/tagged/rollupjs.
 
 ---
 
 Hey there! If you need help or tech support then this is not the place to
-ask. Please head to [the Rollup Gitter](https://gitter.im/rollup/rollup)
+ask. Please head to the [Rollup Discord](https://is.gd/rollup_chat)
 instead or post a question to https://stackoverflow.com/questions/tagged/rollupjs.
 
 If you arrived here because you think Rollup's documentation is unclear,

README.md

@@ -1,10 +1,13 @@
 [cover]: https://codecov.io/gh/rollup/plugins/branch/master/graph/badge.svg
 [cover-url]: https://codecov.io/gh/rollup/plugins
+[discord]: https://img.shields.io/discord/466787075518365708?color=778cd1&label=chat
+[discord-url]: https://is.gd/rollup_chat
 [tests]: https://img.shields.io/circleci/project/github/rollup/plugins.svg
 [tests-url]: https://circleci.com/gh/rollup/plugins
 
 [![tests][tests]][tests-url]
 [![cover][cover]][cover-url]
+[![discord][discord]][discord-url]
 [![libera manifesto](https://img.shields.io/badge/libera-manifesto-lightgrey.svg)](https://liberamanifesto.com)
 
 # Rollup Plugins