fix: use correct config flag on UI for incidents

Earlier, the UI code was using `service_graph_enabled`
to show (or hide) the incidents screen, this was wrong.

Now `incidents_enabled` is used and sent by the backend
as part of `/config` API call.

src/handler/http/request/status/mod.rs

@@ -158,19 +158,11 @@ struct ConfigResponse<'a> {
     log_page_default_field_list: String,
     query_values_default_num: i64,
     mysql_deprecated_warning: bool,
-    #[cfg(feature = "enterprise")]
     service_graph_enabled: bool,
-    #[cfg(not(feature = "enterprise"))]
-    service_graph_enabled: bool,
-    #[cfg(feature = "enterprise")]
-    service_streams_enabled: bool,
-    #[cfg(not(feature = "enterprise"))]
+    incidents_enabled: bool,
     service_streams_enabled: bool,
     /// Available FQN priority dimensions from O2_FQN_PRIORITY_DIMENSIONS env var
     /// Used by UI to populate the FQN priority dimension selector
-    #[cfg(feature = "enterprise")]
-    fqn_priority_dimensions: Vec<String>,
-    #[cfg(not(feature = "enterprise"))]
     fqn_priority_dimensions: Vec<String>,
 }
 
@@ -344,6 +336,11 @@ pub async fn zo_config() -> impl IntoResponse {
     #[cfg(not(feature = "enterprise"))]
     let service_graph_enabled = false;
 
+    #[cfg(feature = "enterprise")]
+    let incidents_enabled = o2cfg.incidents.enabled;
+    #[cfg(not(feature = "enterprise"))]
+    let incidents_enabled = false;
+
     #[cfg(feature = "enterprise")]
     let service_streams_enabled = o2cfg.service_streams.enabled;
     #[cfg(not(feature = "enterprise"))]
@@ -455,6 +452,7 @@ pub async fn zo_config() -> impl IntoResponse {
         query_values_default_num: cfg.limit.query_values_default_num,
         mysql_deprecated_warning: cfg.common.meta_store.starts_with("mysql"),
         service_graph_enabled,
+        incidents_enabled,
         service_streams_enabled,
         #[cfg(feature = "enterprise")]
         fqn_priority_dimensions: o2_enterprise::enterprise::common::config::get_config()

web/src/layouts/MainLayout.vue

@@ -361,7 +361,7 @@ export default defineComponent({
     const isIncidentsEnabled = computed(() => {
       return (
         (config.isEnterprise == "true" || config.isCloud == "true") &&
-        store.state.zoConfig.service_graph_enabled
+        store.state.zoConfig.incidents_enabled
       );
     });