docs(github): add issue & pr template

.github/ISSUE_TEMPLATE/bug_report.md

@@ -0,0 +1,29 @@
+---
+name: Bug_Report
+about: Create a report to help us improve
+title: "[Bug] the title of bug report"
+labels: bug
+assignees: ''
+
+---
+
+#### What did I do
+
+Something you have done.
+
+#### What happened
+
+Get an error.
+
+#### Expected
+
+What is the expected result.
+
+#### Environment
+
+- OS: OS version, e.g. macOS Big Sur 11.1
+- electron-vue-vite version (or commit hash), e.g. v1.0.0
+
+#### More detail
+
+More detail like screenshot