refactor: LOW+MEDIUM cleanups — CQRS DiaryQuery/GoalCommand+GoalQuery,

test-helpers out of production, decompose get_user_profile_html,
dedup secure_flag, remove vestigial social_query, drop
PersistedImportSession, LoginCommand rename, DeleteAccountDeps,
PersonId macro, ReviewSortBy rename, TUI Command for fs::read,
generic PaginatedResponse<T>, noop ports for production fallbacks

crates/domain/src/ports/noop.rs

@@ -0,0 +1,65 @@
+use async_trait::async_trait;
+
+use crate::{errors::DomainError, value_objects::UserId};
+
+// ── NoopRemoteWatchlistRepository ─────────────────────────────────────────────
+
+/// Stub used when federation is disabled — every operation is a no-op.
+pub struct NoopRemoteWatchlistRepository;
+
+#[async_trait]
+impl super::RemoteWatchlistRepository for NoopRemoteWatchlistRepository {
+    async fn save(&self, _: crate::models::RemoteWatchlistEntry) -> Result<(), DomainError> {
+        Ok(())
+    }
+    async fn remove_by_ap_id(&self, _: &str, _: &str) -> Result<(), DomainError> {
+        Ok(())
+    }
+    async fn get_by_actor_url(
+        &self,
+        _: &str,
+    ) -> Result<Vec<crate::models::RemoteWatchlistEntry>, DomainError> {
+        Ok(vec![])
+    }
+    async fn remove_all_by_actor(&self, _: &str) -> Result<(), DomainError> {
+        Ok(())
+    }
+    async fn get_by_derived_uuid(
+        &self,
+        _: uuid::Uuid,
+    ) -> Result<Vec<crate::models::RemoteWatchlistEntry>, DomainError> {
+        Ok(vec![])
+    }
+}
+
+// ── NoopSocialQueryPort ───────────────────────────────────────────────────────
+
+/// Stub used when federation is disabled — returns empty results.
+pub struct NoopSocialQueryPort;
+
+#[async_trait]
+impl super::SocialQueryPort for NoopSocialQueryPort {
+    async fn get_accepted_following_urls(
+        &self,
+        _: &UserId,
+    ) -> Result<Vec<String>, DomainError> {
+        Ok(vec![])
+    }
+    async fn list_all_followed_remote_actors(
+        &self,
+    ) -> Result<Vec<crate::models::RemoteActorInfo>, DomainError> {
+        Ok(vec![])
+    }
+    async fn count_following(&self, _: &UserId) -> Result<usize, DomainError> {
+        Ok(0)
+    }
+    async fn count_accepted_followers(&self, _: &UserId) -> Result<usize, DomainError> {
+        Ok(0)
+    }
+    async fn get_pending_followers(
+        &self,
+        _: &UserId,
+    ) -> Result<Vec<crate::models::PendingFollowerInfo>, DomainError> {
+        Ok(vec![])
+    }
+}