feat: add rust binding framework

Assets/BMapBindings/rusty-bmap/bmap-sys/build.rs

@@ -0,0 +1,13 @@
+use std::env;
+use std::path::PathBuf;
+
+fn main() {
+    // Fetch user specified install directory of built BMap.
+    let install_dir = env::var("LibCmo_ROOT").expect("You must set LibCmo_ROOT to the install directory of LibCmo built by CMake before building this Rust crate.");
+    let install_path = PathBuf::from(install_dir);
+
+    // Tell Rust compiler where to find linkd dynamic library.
+    println!("cargo:rustc-link-search=native={}", install_path.join("lib").display());
+    // Tell Rust compiler the name of linked dynamic library.
+    println!("cargo:rustc-link-lib=dylib=BMap");
+}