Add initial meson.build and empty code

Add initial meson.build and make sure it generates the shared library.

Signed-off-by: Lei YU <yulei.sh@bytedance.com>
Change-Id: If04fcbeb4bcfeb67bb3654e15c17eb99352e97a3
diff --git a/.gitignore b/.gitignore
new file mode 100644
index 0000000..84e0c9c
--- /dev/null
+++ b/.gitignore
@@ -0,0 +1,2 @@
+# Repo Specific Items
+build/