feat(docs): add the bug-report issue template

.github/ISSUE_TEMPLATE/bug-report.yml

@@ -0,0 +1,38 @@
+name: "\U0001F41B Bug Report"
+description: Submit a bug report to help us improve Beimingwu
+body:
+ - type: textarea
+ id: system-info
+ attributes:
+ label: System Info
+ description: Please share your system info with us.
+ placeholder: learnware version, platform, python version, ...
+ validations:
+ required: true
+
+ - type: textarea
+ id: reproduction
+ validations:
+ required: true
+ attributes:
+ label: Reproduction
+ description: |
+ Please provide a code sample that reproduces the problem you ran into. It can be a Colab link or just a code snippet.
+ If you have code snippets, error messages, stack traces please provide them here as well.
+ Important! Use code tags to correctly format your code. See [Github Guidelines about Code Blocks](https://help.github.com/en/github/writing-on-github/creating-and-highlighting-code-blocks#syntax-highlighting).
+ Do not use screenshots, as they are hard to read and (more importantly) don't allow others to copy-and-paste your code.
+
+ placeholder: |
+ Steps to reproduce the behavior:
+ 
+ 1.
+ 2.
+ 3.
+ 
+ - type: textarea
+ id: expected-behavior
+ validations:
+ required: true
+ attributes:
+ label: Expected behavior
+ description: "A clear and concise description of what you would expect to happen."