Feature/tor health checks (#426)

* wip

* wraps up core tor health check feature, still need to fix the boundaries with the rest of embassyd

* need to please borrow checker

* please the borrow checker

* wire it in

* finishes the feature

* Apply suggestions from code review

* fixes tor restart functionality

* makes tor replacement more resilient, adds embassyd service in init and replace

appmgr/src/context/rpc.rs

@@ -82,6 +82,8 @@ impl RpcContext {
         let docker = Docker::connect_with_unix_defaults()?;
         let net_controller = Arc::new(
             NetController::init(
+                ([127, 0, 0, 1], 80).into(),
+                todo!("Grab Key from Database, Generate if it doesn't exist"),
                 base.tor_control
                     .unwrap_or(SocketAddr::from(([127, 0, 0, 1], 9051))),
             )