remove explicit library type, update readme

README.md

@@ -5,7 +5,7 @@ Designed to be extremely fast, it exclusively uses the Zstandard compression alg
 
 More about Zstandard/zstd at https://facebook.github.io/zstd
 # Status
-ZPack is still a relatively new format. Its implementation is also only recently developed, therefore the API is not perfect yet but it's already fully functional and can be used in your own projects.
+ZPack is still a relatively new format. Its implementation is also only recently developed, therefore the API is not perfect yet but it's already fully functional and can be used in your own projects. However, it should not be considered as stable and API changes can be made at any time. Be mindful when upgrading to a newer version.
 # Documentation
 The specifications for the ZPack file format can be found [here](docs/specs.txt)
 
@@ -17,4 +17,4 @@ You can build both the library and the CLI using the CMake file in the root dire
 
 To include the library in your own project, add the /lib directory as a subdirectory in your own CMake file.
 # License
-ZPack is licensed under the [BSD 3-Clause license](LICENSE)
+ZPack is licensed under the [BSD 3-Clause license](LICENSE)

lib/CMakeLists.txt

@@ -1,7 +1,7 @@
 list(APPEND CMAKE_MODULE_PATH "${CMAKE_CURRENT_LIST_DIR}/../cmake")
 find_package(ZSTD REQUIRED)
 
-add_library(zpack SHARED
+add_library(zpack
     reader.cpp
     unpacker.cpp
     writer.cpp