Update bug_report.md

Author: amilworks

.github/ISSUE_TEMPLATE/bug_report.md

@@ -1,30 +1,71 @@
----
-name: Bug report
-about: Create a report to help us improve
-title: ''
-labels: bug
-assignees: amilworks
+name: Bug Report
+description: Report a bug to help us improve
+title: "Bug: "
+labels: [bug]
 
----
+body:
+- type: markdown
+  attributes:
+    value: >
+      
+        Thank you for opening this issue!
 
-**Describe the bug**
-A clear and concise description of what the bug is.
+        If you're new to CellGeometry, consider the following options first:
 
-**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.
-
-**Desktop (please complete the following information):**
- - OS: [e.g. Ubuntu]
-
-**Additional context**
-Add any other context about the problem here.
+        - reading the CellGeometry documentation: https://bioshapelab.github.io/cellGeometry
+        - searching our existing issue tracker for a similar issue (https://github.com/bioshapelab/CellGeometry/issues) to see if
+          your problem has already been reported.
+    
+- type: textarea
+  attributes:
+    label: Describe the bug
+    description: |
+      A clear and concise description of the bug.
+  validations:
+    required: false
+- type: textarea
+  attributes:
+    label: Steps/Code to Reproduce
+    description: |
+      Describe clearly and concisely the steps to ensure that it can be reproduced and potentially fixed:
+        - Any commands you ran
+        - What module is affected if you know
+        - Include a minimal, reproducible example (https://stackoverflow.com/help/minimal-reproducible-example), if possible.
+    placeholder: |
+      ```
+      Sample code to reproduce the problem
+      ```
+  validations:
+    required: true
+- type: textarea
+  attributes:
+    label: Expected Behaviour
+    description: >
+      A clear and concise description of what you expected to happen.
+    placeholder: >
+      Example: No error is thrown.
+  validations:
+    required: true
+- type: textarea
+  attributes:
+    label: Actual Behaviour
+    description: |
+      Please paste or describe the results you observe instead of the expected behaviour. 
+      If you observe an error, please paste the error message including the **full traceback** of the exception. 
+    placeholder: >
+      Please paste or specifically describe the actual output or traceback.
+  validations:
+    required: true
+- type: textarea
+  attributes:
+    label: Your environment
+    render: shell
+    description: |
+      - CellGeometry version tested on:
+      - Operating system and architecture:
+  validations:
+    required: true
+- type: markdown
+  attributes:
+    value: >
+      Thanks for contributing 🎉!