Add rust client to echo-actorless

- Make it easier for users to find rust code they can use for the client
- Remove the need to install websocat to get cli

Cargo.lock

@@ -8932,10 +8932,12 @@ dependencies = [
  "actix-files",
  "actix-web",
  "actix-ws",
+ "awc",
  "env_logger",
  "futures-util",
  "log",
  "tokio",
+ "tokio-stream",
 ]
 
 [[package]]

websockets/echo-actorless/Cargo.toml

@@ -3,11 +3,21 @@ name = "websockets-echo-actorless-example"
 version = "1.0.0"
 edition = "2021"
 
+[[bin]]
+name = "websocket-server"
+path = "src/main.rs"
+
+[[bin]]
+name = "websocket-client"
+path = "src/client.rs"
+
 [dependencies]
 actix-files.workspace = true
 actix-web.workspace = true
 actix-ws.workspace = true
+awc.workspace = true
 env_logger.workspace = true
-futures-util.workspace = true
+futures-util = { workspace = true, features = ["sink"] }
 log.workspace = true
 tokio = { workspace = true, features = ["rt", "time", "macros"] }
+tokio-stream.workspace = true

websockets/echo-actorless/README.md

@@ -8,7 +8,7 @@ Simple echo websocket server using [`actix-ws`].
 
 ```sh
 cd websockets/echo-actorless
-cargo run
+cargo run --bin websocket-server
 # starting HTTP server at http://localhost:8080
 ```
 
@@ -16,6 +16,13 @@ cargo run
 
 Go to <http://localhost:8080> in a browser.
 
+### rust client
+
+```sh
+cd websockets/echo-actorless
+cargo run --bin websocket-client
+```
+
 ### CLI Client
 
 ```sh