Update README with CI badge and testing information

Added CI badge and enhanced testing details in README.

Author: dingonzo

README.md

@@ -1,4 +1,6 @@
 # Dynamic_Array
+ [![C/C++ CI](https://github.com/dingonzo/dynamic-array/actions/workflows/c-cpp.yml/badge.svg)](https://github.com/dingonzo/dynamic-array/actions/workflows/c-cpp.yml)
+ *
 Testing & Validation
 This repository includes a dedicated test suite.
 * **Memory Safety:** Verified the "Big Three" (Destructor, Copy Constructor, Assignment Operator) for deep copy integrity.
@@ -7,4 +9,4 @@ This repository includes a dedicated test suite.
 * **Functional Integrity:** Confirmed `insertInOrder` and `concatenate` maintain correct data positioning.
 * **Valgrind Verified:** All operations (insertions, deletions, and copies) have been profiled using Valgrind
 * to ensure zero memory leaks and no invalid memory accesses.
-* 
+