chore(build): use SDL3

vendor/sdl-3.2.10/build-scripts/pkg-support/mingw/INSTALL.md.in

@@ -0,0 +1,53 @@
+
+# Using this package
+
+This package contains @<@PROJECT_NAME@>@ built for the mingw-w64 toolchain.
+
+The files for 32-bit architecture are in i686-w64-mingw32
+The files for 64-bit architecture are in x86_64-w64-mingw32
+
+You can install them to another location, just type `make` for help.
+
+To use this package, point your include path at _arch_/include and your library path at _arch_/lib, link with the @<@PROJECT_NAME@>@ library and copy _arch_/bin/@<@PROJECT_NAME@>@.dll next to your executable.
+
+e.g.
+```sh
+gcc -o hello.exe hello.c -Ix86_64-w64-mingw32/include -Lx86_64-w64-mingw32/lib -l@<@PROJECT_NAME@>@
+cp x86_64-w64-mingw32/bin/@<@PROJECT_NAME@>@.dll .
+./hello.exe
+```
+
+# Documentation
+
+An API reference, tutorials, and additional documentation is available at:
+
+https://wiki.libsdl.org/@<@PROJECT_NAME@>@
+
+# Example code
+
+There are simple example programs available at:
+
+https://examples.libsdl.org/SDL3
+
+# Discussions
+
+## Discord
+
+You can join the official Discord server at:
+
+https://discord.com/invite/BwpFGBWsv8
+
+## Forums/mailing lists
+
+You can join SDL development discussions at:
+
+https://discourse.libsdl.org/
+
+Once you sign up, you can use the forum through the website or as a mailing list from your email client.
+
+## Announcement list
+
+You can sign up for the low traffic announcement list at:
+
+https://www.libsdl.org/mailing-list.php
+