add issue templates

.github/ISSUE_TEMPLATE/bug_report.md

@@ -0,0 +1,35 @@
+---
+name: Bug report
+about: Create a report to help us improve
+url: https://github.com/ueberdosis/tiptap-next/issues/new
+title: ''
+labels: bug
+assignees: ''
+---
+
+**Describe the bug**
+A clear and concise description of what the bug is.
+
+**Steps to Reproduce / Codesandbox Example**
+Steps to reproduce the behavior:
+1. Go to …
+2. Type in …
+3. Click on …
+4. See error message
+
+Create a new Codesandbox replicating your error
+https://codesandbox.io/s/vue-issue-template-h0g28
+
+**Expected behavior**
+A clear and concise description of what you expected to happen.
+
+**Screenshots**
+If applicable, add screenshots to help explain your problem.
+
+**Environment**
+ - Operating system
+ - Browser
+ - Mobile/desktop
+
+**Additional context**
+Add any other context about the problem here.