Add endpoint to get current user

src/api/auth.rs

@@ -80,3 +80,9 @@ pub async fn logout() -> Result<()> {
     }
     .err_context("Error logging out")
 }
+
+/// Retrieve the currently logged-in user, or `None` if unauthenticated
+#[get("/api/v1/auth/user", auth: Extension<AuthSession>)]
+pub async fn get_user() -> Result<Option<User>> {
+    Ok(auth.user.clone().map(Into::into))
+}

src/server/require_auth_mw.rs

@@ -13,11 +13,12 @@ const ALLOWED_PATH_PREFIX: [&str; 1] = ["/assets/"];
 #[cfg(debug_assertions)]
 const ALLOWED_PATH_PREFIX: [&str; 2] = ["/assets/", "/wasm/"];
 
-const ALLOWED_PATHS: [&str; 5] = [
+const ALLOWED_PATHS: [&str; 6] = [
     "/login",
     "/signup",
     "/api/v1/auth/login",
     "/api/v1/auth/signup",
+    "/api/v1/auth/user",
     "/favicon.ico",
 ];