Update issue templates

.github/ISSUE_TEMPLATE/bug_report.md

@@ -0,0 +1,20 @@
+---
+name: Bug report
+about: Create a report to help this project improve
+title: "[BUG] "
+labels: bug
+assignees: ''
+
+---
+
+**Describe the bug**
+A description of what the bug is.
+
+**To Reproduce**
+Steps to reproduce the behaviour.
+
+**Expected behavior**
+A description of what you expected to happen.
+
+**Additional context**
+Add any other context about the problem here.