More work.

Added chat service
Updated packet service to pass the tcp stream around in a Arc type.
Updated character position data to not require multiplying the coords
Added more debug logs
Added an interceptor for gRPC comms with the chat server
Updated build and push script for the chat server changes

packet-service/src/connection_state.rs

@@ -1,12 +1,17 @@
 use std::collections::HashMap;
+use std::sync::Arc;
+use std::fmt;
 
-#[derive(Clone, Debug)]
+use crate::handlers::chat_client::ChatClientHandler;
+
+#[derive(Clone)]
 pub struct ConnectionState {
     pub user_id: Option<String>,
     pub session_id: Option<String>,
     pub character_id: Option<i8>,
     pub character_list: Option<Vec<u32>>,
     pub additional_data: HashMap<String, String>, // Flexible data storage
+    pub chat_handler: Option<Arc<ChatClientHandler>>,
 }
 
 impl ConnectionState {
@@ -17,6 +22,20 @@ impl ConnectionState {
             character_id: None,
             character_list: None,
             additional_data: HashMap::new(),
+            chat_handler: None,
         }
     }
 }
+
+impl fmt::Debug for ConnectionState {
+    fn fmt(&self, f: &mut fmt::Formatter<'_>) -> fmt::Result {
+        f.debug_struct("ConnectionState")
+            .field("user_id", &self.user_id)
+            .field("session_id", &self.session_id)
+            .field("character_id", &self.character_id)
+            .field("character_list", &self.character_list)
+            .field("additional_data", &self.additional_data)
+            .field("chat_handler", &self.chat_handler.as_ref().map(|_| "<chat handler>"))
+            .finish()
+    }
+}