FCE-3458: Extract Audio to JS from WebRTC (Part 1 — vendor miniaudio) (#57)

* FCE-3458: Vendor miniaudio v0.11.25

Adds the miniaudio single-header C library used for PCM resampling and
format conversion in the audio extraction feature (Part 2).

Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>

* drop miniaudio from formatting

---------

Co-authored-by: Claude Sonnet 4.6 <noreply@anthropic.com>

Author: MiloszFilimowski

NOTICE

@@ -0,0 +1,60 @@
+This product includes third-party software components. Their respective
+licenses and notices are reproduced below.
+
+================================================================================
+miniaudio v0.11.25
+================================================================================
+miniaudio - https://miniaud.io / https://github.com/mackron/miniaudio
+Author: David Reid <mackron@gmail.com>
+
+Vendored as a single-header C library at:
+  common/cpp/vendor/miniaudio.h
+  common/cpp/vendor/miniaudio.c
+
+miniaudio is dual-licensed: choose either the Public Domain (Unlicense) or the
+MIT No Attribution (MIT-0) license below.
+
+--------------------------------------------------------------------------------
+ALTERNATIVE 1 - Public Domain (www.unlicense.org)
+--------------------------------------------------------------------------------
+This is free and unencumbered software released into the public domain.
+
+Anyone is free to copy, modify, publish, use, compile, sell, or distribute this
+software, either in source code form or as a compiled binary, for any purpose,
+commercial or non-commercial, and by any means.
+
+In jurisdictions that recognize copyright laws, the author or authors of this
+software dedicate any and all copyright interest in the software to the public
+domain. We make this dedication for the benefit of the public at large and to
+the detriment of our heirs and successors. We intend this dedication to be an
+overt act of relinquishment in perpetuity of all present and future rights to
+this software under copyright law.
+
+THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+AUTHORS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN
+ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
+WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+
+For more information, please refer to <http://unlicense.org/>
+
+--------------------------------------------------------------------------------
+ALTERNATIVE 2 - MIT No Attribution
+--------------------------------------------------------------------------------
+Copyright 2026 David Reid
+
+Permission is hereby granted, free of charge, to any person obtaining a copy of
+this software and associated documentation files (the "Software"), to deal in
+the Software without restriction, including without limitation the rights to
+use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies
+of the Software, and to permit persons to whom the Software is furnished to do
+so.
+
+THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+SOFTWARE.

common/cpp/vendor/miniaudio.c

@@ -0,0 +1,2 @@
+#define MA_IMPLEMENTATION
+#include "miniaudio.h"