Merge pull request #1988 from Shopify/improved-issue-templates

Add warnings to issue template

.github/ISSUE_TEMPLATE.md

@@ -1,3 +1,21 @@
+<!--
+
+Hi! 👋 Thanks for taking the time to open an issue.
+
+BEFORE SUBMITTING YOUR ISSUE, please ensure that:
+
+1. You've searched the existing issues to see if someone else has already submitted the same thing. You can access the list at: https://github.com/Shopify/shopify-cli/issues (and feel free to add any additional information in a comment!)
+2. You've given as much detail as reasonably possible
+3. You're working with the latest CLI version (check the badge at https://github.com/Shopify/shopify-cli)
+
+This is important because:
+
+1. We will notice and prioritize 1 popular issue more quickly than many small duplicates
+2. More details = faster, higher-quality response
+3. We might have fixed your issue already!
+
+-->
+
 # Issue summary
 
 Write a short description of the issue here ↓