Prepare for 0.2 release

README.md

@@ -28,8 +28,8 @@ Palace can be install from the [Python Package Index][PyPI] via simply
     pip install palace
 
 Wheel distributions are built exclusively for amd64.  Currently, only GNU/Linux
-is properly supported.  If you want to help packaging for Windows and macOS,
-see [GH-1] and [GH-63] respectively on our issues tracker on GitHub.
+and macOS are properly supported.  If you want to help packaging for Windows,
+please see [GH-1] on our issues tracker on GitHub.
 
 ### From source
 Aside from the build dependencies listed in `pyproject.toml`, one will
@@ -44,14 +44,19 @@ One may start with the `examples` for sample usage of palace.
 For further information, Python's `help` is your friend and
 the API is also available for [online reference][API].
 
+## Contributing
+Our documentation contains [a brief guide][contrib] which may help you
+get started with the development.  We also think that you might find
+[our design principles][design] appealing as well.
+
 ## License and Credits
 Palace is free software: you can redistribute it and/or modify it
 under the terms of the [GNU Lesser General Public License][LGPLv3+]
 as published by the Free Software Foundation, either version 3
 of the License, or (at your option) any later version.
 
-Credits to the works bundled with palace can be found in our user
-documentation.
+[The full list of works bundled with palace and other credits][copying]
+can be found in our documentation.
 
 [alure]: https://github.com/kcat/alure
 [OpenAL Soft]: https://kcat.strangesoft.net/openal.html
@@ -60,10 +65,9 @@ documentation.
 [pip]: https://pip.pypa.io/en/latest/
 [PyPI]: https://pypi.org/project/palace/
 [GH-1]: https://github.com/McSinyx/palace/issues/1
-[GH-63]: https://github.com/McSinyx/palace/issues/63
 [CMake]: https://cmake.org/
 [API]: https://mcsinyx.github.io/palace/html/reference.html
+[contrib]: https://mcsinyx.github.io/palace/html/contributing.html
+[design]: https://mcsinyx.github.io/palace/html/design.html
 [LGPLv3+]: https://www.gnu.org/licenses/lgpl-3.0.en.html
-[Vorbis]: https://xiph.org/vorbis/
-[Opus]: http://opus-codec.org/
-[libsndfile]: http://www.mega-nerd.com/libsndfile/
+[copying]: https://mcsinyx.github.io/palace/html/copying.html

setup.cfg

@@ -5,9 +5,10 @@ url = https://github.com/McSinyx/palace
 author = Nguyễn Gia Phong
 author_email = mcsinyx@disroot.org
 classifiers =
-    Development Status :: 3 - Alpha
+    Development Status :: 4 - Beta
     Intended Audience :: Developers
     License :: OSI Approved :: GNU Lesser General Public License v3 or later (LGPLv3+)
+    Operating System :: MacOS
     Operating System :: POSIX :: Linux
     Programming Language :: C++
     Programming Language :: Cython