Add issue template (#258)

.github/ISSUE_TEMPLATE/bug_report.md

@@ -0,0 +1,34 @@
+---
+name: Bug report
+about: Create a report to help us improve
+title: "[BUG] "
+labels: bug
+assignees: gitbuda, antonio2368
+
+---
+
+
+**Memgraph version**
+Which version did you use?
+
+**Environment**
+Some information about the environment you are using Memgraph on: operating
+system, how do you connect, with or without docker, which driver etc.
+
+**Describe the bug**
+A clear and concise description of what the bug is.
+
+**To Reproduce**
+Steps to reproduce the behavior:
+1. Run the following query '...'
+2. Click on '....'
+
+**Expected behavior**
+A clear and concise description of what you expected to happen.
+
+**Logs**
+If applicable, add logs of Memgraph, CLI output or screenshots to help explain
+your problem.
+
+**Additional context**
+Add any other context about the problem here.