Add new constructor methods to IPR request/responses (#4486)

* Add function to create ping request

* Add more constructor methods

common/ip-packet-requests/src/request.rs

@@ -83,6 +83,34 @@ impl IpPacketRequest {
         }
     }
 
+    pub fn new_ping(reply_to: Recipient) -> (Self, u64) {
+        let request_id = generate_random();
+        (
+            Self {
+                version: CURRENT_VERSION,
+                data: IpPacketRequestData::Ping(PingRequest {
+                    request_id,
+                    reply_to,
+                }),
+            },
+            request_id,
+        )
+    }
+
+    pub fn new_health_request(reply_to: Recipient) -> (Self, u64) {
+        let request_id = generate_random();
+        (
+            Self {
+                version: CURRENT_VERSION,
+                data: IpPacketRequestData::Health(HealthRequest {
+                    request_id,
+                    reply_to,
+                }),
+            },
+            request_id,
+        )
+    }
+
     pub fn id(&self) -> Option<u64> {
         match &self.data {
             IpPacketRequestData::StaticConnect(request) => Some(request.request_id),

common/ip-packet-requests/src/response.rs

@@ -144,6 +144,35 @@ impl IpPacketResponse {
         }
     }
 
+    pub fn new_pong(request_id: u64, reply_to: Recipient) -> Self {
+        Self {
+            version: CURRENT_VERSION,
+            data: IpPacketResponseData::Pong(PongResponse {
+                request_id,
+                reply_to,
+            }),
+        }
+    }
+
+    pub fn new_health_response(
+        request_id: u64,
+        reply_to: Recipient,
+        build_info: nym_bin_common::build_information::BinaryBuildInformationOwned,
+        routable: Option<bool>,
+    ) -> Self {
+        Self {
+            version: CURRENT_VERSION,
+            data: IpPacketResponseData::Health(HealthResponse {
+                request_id,
+                reply_to,
+                reply: HealthResponseReply {
+                    build_info,
+                    routable,
+                },
+            }),
+        }
+    }
+
     pub fn id(&self) -> Option<u64> {
         match &self.data {
             IpPacketResponseData::StaticConnect(response) => Some(response.request_id),