Update issue templates

Author: tdruez

.github/ISSUE_TEMPLATE/blank-issue.md

@@ -0,0 +1,10 @@
+---
+name: Blank issue
+about: Generic issue
+title: ''
+labels: ''
+assignees: ''
+
+---
+
+

.github/ISSUE_TEMPLATE/bug_report.md

@@ -0,0 +1,31 @@
+---
+name: Bug report
+about: Create a report to help us improve
+title: ''
+labels: bug
+assignees: ''
+
+---
+
+**Describe the bug**
+A clear and concise description of what the bug is.
+
+**System configuration**
+- Which version of ScanCode.io are you running?
+- Are you running the app using Docker?
+- On which OS?
+- What inputs are you using?
+- Which pipeline are you running?
+
+**To Reproduce**
+Steps to reproduce the behavior:
+1. Go to '...'
+2. Click on '....'
+3. Scroll down to '....'
+4. See error
+
+**Expected behavior**
+A clear and concise description of what you expected to happen.
+
+**Screenshots**
+If applicable, add screenshots to help explain your problem.