Use single LAUNCHER_USER_AGENT constant for all user agents

packages/app-lib/src/lib.rs

@@ -26,3 +26,9 @@ pub use event::{
 };
 pub use logger::start_logger;
 pub use state::State;
+
+pub const LAUNCHER_USER_AGENT: &str = concat!(
+    "modrinth/theseus/",
+    env!("CARGO_PKG_VERSION"),
+    " (support@modrinth.com)"
+);

packages/app-lib/src/state/friends.rs

@@ -1,3 +1,4 @@
+use crate::LAUNCHER_USER_AGENT;
 use crate::config::{MODRINTH_API_URL_V3, MODRINTH_SOCKET_URL};
 use crate::data::ModrinthCredentials;
 use crate::event::FriendPayload;
@@ -82,13 +83,9 @@ impl FriendsSocket {
             )
             .into_client_request()?;
 
-            let user_agent = format!(
-                "modrinth/theseus/{} (support@modrinth.com)",
-                env!("CARGO_PKG_VERSION")
-            );
             request.headers_mut().insert(
                 "User-Agent",
-                HeaderValue::from_str(&user_agent).unwrap(),
+                HeaderValue::from_str(LAUNCHER_USER_AGENT).unwrap(),
             );
 
             let res = connect_async(request).await;

packages/app-lib/src/util/fetch.rs

@@ -1,5 +1,6 @@
 //! Functions for fetching information from the Internet
 use super::io::{self, IOError};
+use crate::LAUNCHER_USER_AGENT;
 use crate::config::{MODRINTH_API_URL, MODRINTH_API_URL_V3};
 use crate::event::LoadingBarId;
 use crate::event::emit::emit_loading;
@@ -20,11 +21,8 @@ pub struct FetchSemaphore(pub Semaphore);
 
 pub static REQWEST_CLIENT: LazyLock<reqwest::Client> = LazyLock::new(|| {
     let mut headers = reqwest::header::HeaderMap::new();
-    let header = reqwest::header::HeaderValue::from_str(&format!(
-        "modrinth/theseus/{} (support@modrinth.com)",
-        env!("CARGO_PKG_VERSION")
-    ))
-    .unwrap();
+    let header =
+        reqwest::header::HeaderValue::from_str(LAUNCHER_USER_AGENT).unwrap();
     headers.insert(reqwest::header::USER_AGENT, header);
     reqwest::Client::builder()
         .tcp_keepalive(Some(time::Duration::from_secs(10)))