github: Create issue templates

.github/ISSUE_TEMPLATE/bug_report.md

@@ -0,0 +1,29 @@
+---
+name: Bug report
+about: Create a report to help us improve
+title: "[BUG]"
+labels: bug
+assignees: ''
+
+---
+
+**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
+
+**Expected behavior**
+A clear and concise description of what you expected to happen.
+
+**Logs**
+If applicable, add logs to explain the problem.
+LLDAP should be started in verbose mode (`LLDAP_VERBOSE=true` env variable, or `verbose = true` in the config). Include the logs in triple-backtick "```"
+If integrating with another service, please add its configuration (paste it or screenshot it) as well as any useful logs or screenshots (showing the error, for instance).
+
+**Additional context**
+Add any other context about the problem here.