Add issue templates

.github/ISSUE_TEMPLATE/bug_report.md

@@ -0,0 +1,29 @@
+---
+name: Bug report
+about: Create a report to help us improve
+
+---
+
+**Describe the bug**
+A clear and concise description of what the bug is.
+
+**To Reproduce**
+Steps to reproduce the behavior:
+1. Go to '...'
+2. Click on '....'
+3. Scroll down to '....'
+4. See error
+
+If this bug is particular to running in DrRacket, please note that here.
+
+**Expected behavior**
+A clear and concise description of what you expected to happen.
+
+**Racket version**
+Such as 6.12, 7.1, or a snapshot
+
+**Operating System**
+Such as Linux, Mac, or Windows, including the version.
+
+**Additional context**
+Add any other context about the problem here.