chore: add bug report issue template

Author: saagpatel

.github/ISSUE_TEMPLATE/bug_report.md

@@ -0,0 +1,29 @@
+---
+name: Bug Report
+about: Report a bug or unexpected behavior
+title: "[Bug] "
+labels: bug
+---
+
+## Description
+
+A clear description of what the bug is.
+
+## Steps to Reproduce
+
+1. Step one
+2. Step two
+3. ...
+
+## Expected Behavior
+
+What you expected to happen.
+
+## Actual Behavior
+
+What actually happened.
+
+## Environment
+
+- OS: [e.g., macOS 15, Ubuntu 24.04]
+- Version/commit: [e.g., v1.0.0 or commit hash]