added deprecation warning message

added deprecation warning for AI Code detection.
"AI Code Detection will be discontinued on August 29, 2025. Please remove AI code detection integrations before the sunset date." when updating the package version or installing the package.

Author: rami-amasha-copyleaks

copyleaks/__init__.py

@@ -0,0 +1,19 @@
+import sys
+if sys.stderr.isatty():
+    yellow = "\033[33m"
+    red = "\033[31m"
+    reset = "\033[0m"
+else:
+    yellow = ""
+    red = ""
+    reset = ""
+notice = (
+    f"{yellow}"
+    "================================================================\n"
+    f"{red} DEPRECATION NOTICE: copyleaks\n"
+    f"{yellow}================================================================\n"
+    "AI Code Detection will be discontinued on August 29, 2025.\n"
+    "Please remove AI code detection integrations before the sunset date.\n"
+    f"================================================================{reset}"
+)
+print(notice, file=sys.stderr)