Add channel-aware delivery and update roadmap

docker-compose.yml

@@ -4,14 +4,14 @@ services:
       context: .
       dockerfile: docker/Dockerfile
     ports:
-      - "7000:7000"
+      - "4201:4201"
     environment:
       RUST_LOG: "info"
-      QUICNPROTOCHAT_LISTEN: "0.0.0.0:7000"
-    # Healthcheck: attempt a TCP connection to port 7000.
+      QUICNPROTOCHAT_LISTEN: "0.0.0.0:4201"
+    # Healthcheck: attempt a TCP connection to port 4201.
     # Uses bash /dev/tcp — available in debian:bookworm-slim without extra packages.
     healthcheck:
-      test: ["CMD", "bash", "-c", "echo '' > /dev/tcp/localhost/7000"]
+      test: ["CMD", "bash", "-c", "echo '' > /dev/tcp/localhost/4201"]
       interval: 5s
       timeout: 3s
       retries: 10