feat(cpp): vendor Catch2 v3.5.0 amalgamated

BSL-1.0. Single-header + single-source para tests con ctest.
2026-04-28 23:42:08 +02:00
parent 0cbc08723d
commit 6123c87483
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+# Catch2 v3.5.0 (amalgamated)
+
+Single-header + single-source vendored copy of [Catch2](https://github.com/catchorg/Catch2)
+v3.5.0, used by `cpp/tests/`.
+
+License: Boost Software License 1.0 (BSL-1.0). See `LICENSE`.
+
+Files:
+- `catch_amalgamated.hpp` — single header (include this).
+- `catch_amalgamated.cpp` — single TU compiled once into the `catch2` static lib.
+
+To update: download new `catch_amalgamated.{hpp,cpp}` from the upstream releases page
+and replace the two files. No other changes needed.