Fix package error on windows (#563)

Co-authored-by: Hien To <[email protected]>

cortex-cpp/Makefile

@@ -31,13 +31,13 @@ endif
 
 package:
 ifeq ($(OS),Windows_NT)
-	@powershell -Command "mkdir -p cortex-cpp\engines\cortex.llamacpp\; cp build\engines\cortex.llamacpp\engine.dll cortex-cpp\engines\cortex.llamacpp\;"
-	@powershell -Command "cp build\Release\cortex-cpp.exe .\cortex-cpp\;"
-	@powershell -Command "cp build-deps\_install\bin\zlib.dll .\cortex-cpp\;"
-	@powershell -Command "cp ..\.github\patches\windows\msvcp140.dll .\cortex-cpp\;"
-	@powershell -Command "cp ..\.github\patches\windows\vcruntime140_1.dll .\cortex-cpp\;"
-	@powershell -Command "cp ..\.github\patches\windows\vcruntime140.dll .\cortex-cpp\;"
-	@powershell -Command "7z a -ttar temp.tar cortex-cpp\\*; 7z a -tgzip cortex-cpp.tar.gz temp.tar;"
+	@powershell -Command "mkdir -p cortex-cpp\engines\cortex.llamacpp\; cp -r build\engines\cortex.llamacpp\engine.dll cortex-cpp\engines\cortex.llamacpp\;"
+	@powershell -Command "cp -r build\Release\cortex-cpp.exe .\cortex-cpp\;"
+	@powershell -Command "cp -r build-deps\_install\bin\zlib.dll .\cortex-cpp\;"
+	@powershell -Command "cp -r ..\.github\patches\windows\msvcp140.dll .\cortex-cpp\;"
+	@powershell -Command "cp -r ..\.github\patches\windows\vcruntime140_1.dll .\cortex-cpp\;"
+	@powershell -Command "cp -r ..\.github\patches\windows\vcruntime140.dll .\cortex-cpp\;"
+	@powershell -Command "7z a -ttar temp.tar cortex-cpp\*; 7z a -tgzip cortex-cpp.tar.gz temp.tar;"
 else ifeq ($(shell uname -s),Linux)
 	@mkdir -p cortex-cpp/engines/cortex.llamacpp; \
 	cp build/engines/cortex.llamacpp/libengine.so cortex-cpp/engines/cortex.llamacpp/; \