Refactor/service manager (#2401)

* wip: Pulling in the features of the refactor since march

* chore: Fixes to make the system able to build

* chore: Adding in the documentation for the manager stuff

* feat: Restarting and wait for stop

* feat: Add a soft shutdown not commit to db.

* chore: Remove the comments of bluj

* chore: Clean up some of the linting errors

* chore: Clean up the signal

* chore: Some more cleanup

* fix: The configure

* fix: A missing config

* fix: typo

* chore: Remove a comment of BLUJ that needed to be removed

system-images/compat/src/config/mod.rs

@@ -60,11 +60,7 @@ pub fn validate_configuration(
             )?;
             std::fs::rename(config_path.with_extension("tmp"), config_path)?;
             // return set result
-            Ok(SetResult {
-                depends_on,
-                // sending sigterm so service is restarted - in 0.3.x services, this is whatever signal is needed to send to the process to pick up the configuration
-                signal: Some(nix::sys::signal::SIGTERM),
-            })
+            Ok(SetResult { depends_on })
         }
         Err(e) => Err(anyhow!("{}", e)),
     }