feat: implement chat example with manual dial

Author: fbozic

Cargo.lock

@@ -1,5 +1,5 @@
 [workspace]
-members = [".", "examples/dcutr"]
+members = [".", "examples/dcutr", "examples/chat"]
 
 [package]
 name = "relay-server"

Cargo.toml

@@ -0,0 +1,42 @@
+[package]
+name = "chat-example"
+version = "0.1.0"
+authors = ["Calimero Limited <info@calimero.network>"]
+edition = "2021"
+repository = "https://github.com/calimero-network/relay-server"
+license = "MIT OR Apache-2.0"
+
+[dependencies]
+camino = "1.1.6"
+clap = { version = "4.5.4", features = ["derive", "env"] }
+eyre = "0.6.12"
+libp2p = { version = "0.53.2", features = [
+    "cbor",
+    "dcutr",
+    "dns",
+    "gossipsub",
+    "identify",
+    "macros",
+    "noise",
+    "ping",
+    "quic",
+    "relay",
+    "request-response",
+    "tokio",
+    "tcp",
+    "tls",
+    "yamux",
+] }
+multiaddr = "0.18.1"
+owo-colors = "4.0.0"
+serde = "1.0.196"
+serde_json = "1.0.113"
+tokio = { version = "1.35.1", features = [
+    "io-std",
+    "macros",
+    "rt",
+    "rt-multi-thread",
+] }
+toml = "0.8.9"
+tracing = "0.1.37"
+tracing-subscriber = { version = "0.3.17", features = ["env-filter"] }