More svc effect handlers (#2610)

* complete get_primary_url fn

* complete clear_network_interfaces fn

* formatting

* complete remove_address fn

* get_system_smtp wip

* complete get_system_smtp and set_system_smtp

* add SetSystemSmtpParams struct

* add set_system_smtp subcommand

* Remove 'Copy' implementation from `HostAddress`

Co-authored-by: Aiden McClelland <3732071+dr-bonez@users.noreply.github.com>

* Refactor `get_host_primary` fn and clone  resulting `HostAddress`

Co-authored-by: Aiden McClelland <3732071+dr-bonez@users.noreply.github.com>

* misc fixes and debug info

* seed hosts with a tor address

---------

Co-authored-by: Aiden McClelland <3732071+dr-bonez@users.noreply.github.com>
Co-authored-by: Aiden McClelland <me@drbonez.dev>

core/startos/src/db/model/public.rs

@@ -76,6 +76,7 @@ impl Public {
                 ntp_synced: false,
                 zram: true,
                 governor: None,
+                smtp: None,
             },
             package_data: AllPackageData::default(),
             ui: serde_json::from_str(include_str!(concat!(
@@ -135,6 +136,7 @@ pub struct ServerInfo {
     #[serde(default)]
     pub zram: bool,
     pub governor: Option<Governor>,
+    pub smtp: Option<String>
 }
 
 #[derive(Debug, Deserialize, Serialize, HasModel, TS)]