feat: add docker_util

src/main.rs

@@ -1,6 +1,14 @@
 #[macro_use]
 extern crate rust_util;
 
+mod docker_util;
+
+pub use docker_util::DockerCmd;
+
 fn main() {
-    information!("Hello World!")
+    information!("dockerbuild v0.1");
+
+    let args_iter = std::env::args().skip(1);
+    let args = args_iter.map(|a| a.to_owned()).collect::<Vec<_>>();
+    DockerCmd::new("rust:1.47").exec(&args).unwrap();
 }