docs: add status badges to README

- Add Go Report Card badge.
- Add pkg.go.dev documentation badge.
- Add license badge.
- Add release badge.

Author: DanielLin9406

README.md

@@ -1,5 +1,10 @@
 # stackerr
 
+[![Go Report Card](https://goreportcard.com/badge/github.com/LZStock-OS/stackerr)](https://goreportcard.com/report/github.com/LZStock-OS/stackerr)
+[![Go Doc](https://pkg.go.dev/badge/github.com/LZStock-OS/stackerr.svg)](https://pkg.go.dev/github.com/LZStock-OS/stackerr)
+[![License](https://img.shields.io/github/license/LZStock-OS/stackerr)](LICENSE)
+[![Release](https://img.shields.io/github/v/release/LZStock-OS/stackerr)](https://github.com/LZStock-OS/stackerr/releases)
+
 `stackerr` is a lightweight Go library for panic recovery and error handling with customizable stack traces. It simplifies debugging by capturing clean, readable stack traces when panics occur or when errors are explicitly thrown.
 
 ## Features