fix(deps): add tokio

Cargo.lock

@@ -247,6 +247,7 @@ dependencies = [
  "clap",
  "reqwest",
  "serde",
+ "tokio",
 ]
 
 [[package]]
@@ -1327,9 +1328,21 @@ dependencies = [
  "mio",
  "pin-project-lite",
  "socket2",
+ "tokio-macros",
  "windows-sys 0.61.2",
 ]
 
+[[package]]
+name = "tokio-macros"
+version = "2.7.2"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "78773a2a397f451582ce068015985c33193cf6dea8b74d2a639fe457b2f07b0e"
+dependencies = [
+ "proc-macro2",
+ "quote",
+ "syn 3.0.4",
+]
+
 [[package]]
 name = "tokio-rustls"
 version = "0.26.4"

Cargo.toml

@@ -7,3 +7,4 @@ edition = "2024"
 clap = { version = "4.6.6", features = ["derive"] }
 reqwest = { version = "0.13.4", features = ["json"] }
 serde = { version = "1.0.229", features = ["derive"] }
+tokio = { version = "1.53.1", features = ["macros", "rt-multi-thread"] }

src/main.rs

@@ -1,3 +1,4 @@
-fn main() {
+#[tokio::main]
+async fn main() {
     println!("Hello, dictionary!");
 }