feat: feature flags

crates/presentation/src/state.rs

@@ -1,6 +1,5 @@
 use std::sync::Arc;
 
-use activitypub::ActivityPubPort;
 use application::context::AppContext;
 
 use crate::ports::{HtmlRenderer, RssFeedRenderer};
@@ -10,6 +9,8 @@ pub struct AppState {
     pub app_ctx: AppContext,
     pub html_renderer: Arc<dyn HtmlRenderer>,
     pub rss_renderer: Arc<dyn RssFeedRenderer>,
-    pub ap_service: Arc<dyn ActivityPubPort>,
+    #[cfg(feature = "federation")]
+    pub ap_service: Arc<dyn activitypub::ActivityPubPort>,
+    #[cfg(feature = "federation")]
     pub social_query: Arc<dyn domain::ports::SocialQueryPort>,
 }