feature(sender,receiver): enabled local and relay transfer

actually a clean close of the sender application is still missing and
has to be included

src/relay/transfer.rs

@@ -1,33 +1,45 @@
 use serde::{Deserialize, Serialize};
 
 #[derive(Debug, Clone, Serialize, Deserialize, PartialEq, Eq)]
-pub struct Transfer {
+pub struct TransferRequest {
     pub name: String,
     pub ip: String,
     pub room_id: String,
 }
-
-impl Transfer {
+impl TransferRequest {
     pub fn new(name: String, ip: String, room_id: String) -> Self {
         Self { name, ip, room_id }
     }
 }
+
+#[derive(Debug, Clone, Serialize, Deserialize, PartialEq, Eq)]
+pub struct TransferResponse {
+    pub name: String,
+    pub ip: String,
+    pub room_id: Vec<String>,
+}
+
+impl TransferResponse {
+    pub fn new(name: String, ip: String, room_id: Vec<String>) -> Self {
+        Self { name, ip, room_id }
+    }
+}
 #[cfg(test)]
 mod tests {
     use super::*;
 
     #[test]
     fn test_new() {
-        let transfer = Transfer {
+        let transfer = TransferResponse {
             name: "Test".to_string(),
             ip: "127.0.0.1".to_string(),
-            room_id: "This_is_a_test_room_id".to_string(),
+            room_id: vec!["This_is_a_test_room_id".to_string()],
         };
         assert_eq!(
-            Transfer::new(
+            TransferResponse::new(
                 "Test".to_string(),
                 "127.0.0.1".to_string(),
-                "This_is_a_test_room_id".to_string(),
+                vec!["This_is_a_test_room_id".to_string()],
             ),
             transfer
         )