✨ mqtt connections

almost working, need encryption

src/sheepd_core/config.rs

@@ -1,16 +1,28 @@
 use owl::{Deserialize, Serialize};
 
+use crate::api::JoinResponse;
+
 #[derive(Serialize, Deserialize)]
 pub struct AgentConfig {
     pub home: String,
     pub token: String,
+    pub mqtt: String,
+    pub server_age: String,
+    pub server_sign: String,
 }
 
 impl AgentConfig {
-    pub fn new(home_server: &str, token: &str) -> Self {
+    pub fn try_load() -> Option<Self> {
+        toml::from_str(&std::fs::read_to_string("/etc/sheepd/config.toml").ok()?).ok()
+    }
+
+    pub fn new(home: &str, join: JoinResponse) -> Self {
         Self {
-            home: home_server.to_string(),
-            token: token.to_string(),
+            token: join.token,
+            mqtt: join.mqtt,
+            home: home.to_string(),
+            server_age: join.identity.0,
+            server_sign: join.identity.1,
         }
     }
 }