Add issue templates

.github/ISSUE_TEMPLATE/bug_report.md

@@ -0,0 +1,36 @@
+---
+name: Report a bug
+about: Create a bug report to help us improve mark
+title: ''
+labels: bug
+assignees: ''
+
+---
+
+**What happened?**
+A clear and concise description of what the bug is.
+
+**What did you expect to happen?**
+A clear and concise description of what you expected to happen.
+
+**How can we reproduce the behavior you experienced?**
+Steps to reproduce the behavior:
+1. Step 1
+2. Step 2
+3. Step 3
+4. Step 4
+
+In case this is related to specific markdown, please provide a minimal markdown example here.
+
+** Information (please complete the following information):**
+ - Mark Version (`mark --version`): [e.g. v9.1.4]
+ - Mark Parameters: [e.g. --drop-h1 --title-from-h1]
+ - Confluence Version: [e.g. v7.13]
+ - Environment specific Information: [e.g. running in Github Actions, or on Mac OS X, etc.]
+
+** Logs or other output**
+Please provide logs, other kind of output or observed metrics here.
+
+**Additional context**
+Add any other context about the problem here.
+