init repo.

third_party/protobuf-21.12/.github/ISSUE_TEMPLATE/bug_report.md

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+---
+name: Bug report
+about: Create a report to help us improve
+title: ''
+labels: ''
+assignees: ''
+
+---
+
+<!--
+
+NOTE: this form is for bug reports only.
+For questions or troubleshooting, please post on the protobuf mailing list:
+https://groups.google.com/forum/#!forum/protobuf 
+Stack Overflow is also a useful if unofficial resource https://stackoverflow.com/questions/tagged/protocol-buffers
+-->
+
+**What version of protobuf and what language are you using?**
+Version: main/v3.6.0/v3.5.0 etc.
+Language: C++/Java/Python/C#/Ruby/PHP/Objective-C/Javascript
+
+**What operating system (Linux, Windows, ...) and version?**
+
+**What runtime / compiler are you using (e.g., python version or gcc version)**
+
+**What did you do?**
+Steps to reproduce the behavior:
+1. Go to '...'
+2. Click on '....'
+3. Scroll down to '....'
+4. See error
+
+**What did you expect to see**
+
+**What did you see instead?**
+
+Make sure you include information that can help us debug (full error message, exception listing, stack trace, logs).
+
+**Anything else we should know about your project / environment**