Github Issue template

ISSUE_TEMPLATE.md

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+<!--
+Is this something you can debug and fix? Please send a pull request! Bug fixes and new features are welcome.
+
+Please make sure to add all the information needed to understand the bug so that someone can help.
+-->
+
+## Issue and Steps to Reproduce
+
+  - Describe your issue, stack trace, etc.
+  - Can you tell us how to reproduce it? Is there a site we can go to, [Ember Twiddle](https://ember-twiddle.com), [CodeSandbox](https://codesandbox.io)?
+
+## Your environment
+
+Ember version, browser, etc.
+
+## Screenshots
+