init

src/config.rs

@@ -2,6 +2,7 @@ use anyhow::{Context, Result};
 
 #[derive(Clone, Debug)]
 pub struct Settings {
+    pub port: u16,
     pub database_url: String,
     pub oidc_client_id: String,
     pub oidc_client_secret: String,
@@ -21,6 +22,10 @@ pub struct Settings {
 impl Settings {
     pub fn from_env() -> Result<Self> {
         Ok(Self {
+            port: std::env::var("PORT")
+                .unwrap_or_else(|_| "3000".into())
+                .parse()
+                .context("PORT must be a valid u16")?,
             database_url: required("DATABASE_URL")?,
             oidc_client_id: required("OIDC_CLIENT_ID")?,
             oidc_client_secret: required("OIDC_CLIENT_SECRET")?,

src/main.rs

@@ -47,6 +47,7 @@ async fn main() -> anyhow::Result<()> {
         http: reqwest::Client::new(),
         voice: Arc::new(VoiceHub::default()),
     };
+    let port = state.settings.port;
 
     let app = Router::new()
         .route("/health", get(handlers::health))
@@ -55,7 +56,7 @@ async fn main() -> anyhow::Result<()> {
         .with_state(state)
         .layer(TraceLayer::new_for_http());
 
-    let addr: SocketAddr = "0.0.0.0:3000".parse()?;
+    let addr = SocketAddr::from(([0, 0, 0, 0], port));
     info!(%addr, "server started");
 
     let listener = tokio::net::TcpListener::bind(addr).await?;