refactor the main structure

src/deploy/starter.rs

@@ -0,0 +1,18 @@
+use bollard::Docker;
+use crate::controller::Controller;
+
+pub async fn start_docker() -> Controller{
+        let docker = match Docker::connect_with_local_defaults() {
+        Ok(d) => d,
+        Err(e) => panic!("error:{}",e.to_string()),
+    };
+    env_logger::init_from_env(env_logger::Env::new().default_filter_or("debug"));
+    let controller = match Controller::new(docker,
+                                    "customnetwork".to_string(),
+                                    "172.20.0.0/24".to_string()).await {
+                    Ok(c) => c,
+                    Err(e) => panic!("error: {}",e),
+                    };
+    controller.load_all_instances().await;
+    return controller;
+}