Add SDK v1.0.0

vendor/tiny_case/CMakeLists.txt

@@ -0,0 +1,10 @@
+# A stand-in for a "real" vendored third-party library that ships its own
+# build -- a plain source drop, git submodule, or git subtree checked into
+# vendor/tiny_case/. Added via add_vendor_subdirectory(tiny_case) in the
+# root CMakeLists.txt, not discovered by the module system (vendor/ isn't
+# one of the discovery roots), and not written to conform to this
+# project's conventions -- it's whatever the upstream project's
+# CMakeLists.txt looks like.
+cmake_minimum_required(VERSION 3.16)
+add_library(tiny_case STATIC src/tiny_case.cpp)
+target_include_directories(tiny_case PUBLIC include)