Fix build errors (couldn't run build on Linux due to SSL breaks)

crates/service/storyteller_web/src/http_server/endpoints/stubs/app_plans.rs

@@ -33,12 +33,14 @@ pub struct AppFeature {
     /// Optional.
     /// Whether the feature is enabled.
     /// If a feature is associated with a number rather than a boolean on/off, this will be absent.
-    pub is_enabled: Option<boolean>,
+    #[serde(skip_serializing_if = "Option::is_none")]
+    pub is_enabled: Option<bool>,
 
     /// Optional.
     /// A quantity associated with the feature.
     /// Sometimes a feature may be associated with a number rather than an enabled flag,
     /// such as "number_of_models = 50".
+    #[serde(skip_serializing_if = "Option::is_none")]
     pub quantity: Option<u64>,
 }
 
@@ -83,9 +85,6 @@ pub async fn get_app_plans_handler(
     http_request: HttpRequest,
     server_state: web::Data<Arc<ServerState>>) -> Result<HttpResponse, AppPlansError>
 {
-    // TODO: Real features.
-    let username = "";
-
     let maybe_user = server_state
         .session_checker
         .maybe_get_user_session(&http_request, &server_state.mysql_pool)
@@ -96,10 +95,12 @@ pub async fn get_app_plans_handler(
         })?;
 
     let unlimited_time = maybe_user
+        .as_ref()
         .map(|user| user.username.to_lowercase().starts_with("time"))
         .unwrap_or(false);
 
     let model_count = maybe_user
+        .as_ref()
         .map(|user| {
             let name = user.username.to_lowercase();
             if name.ends_with("some") {
@@ -120,15 +121,17 @@ pub async fn get_app_plans_handler(
     // NB: Triggered by username!
     if unlimited_time {
         features.push(AppFeature {
-            key: "no_time_limit",
+            key: "no_time_limit".to_string(),
             is_enabled: Some(true),
+            quantity: None,
         });
     }
 
     // NB: Triggered by username!
     if model_count > 0 {
         features.push(AppFeature {
-            key: "number_of_downloads_supported",
+            key: "number_of_downloads_supported".to_string(),
+            is_enabled: None,
             quantity: Some(model_count),
         });
     }