refactor: fix HIGH+MEDIUM architectural violations from code review

HIGH: fix watch_medium data-loss bug, standardize error handling on
ApiError, fix dep direction (rss/template-askama no longer dep on
application), extract ImageFetcher port (remove reqwest from app layer),
move event construction from save_review to use case, extract
infra-wiring crate (DbPool/EventBusBackend dedup), deduplicate
presentation helpers (encode_error, export streaming, multipart parsing)

MEDIUM: split LocalApContentQuery god-trait 10→3 methods, dedup movie
resolution orchestration, add RemoteActorDto/PersonDto mappers, move
AppConfig to infra-wiring, fix SocialQueryPort Uuid→UserId, replace
stringly-typed api-types with domain enums, move count_reviews_in_year
to StatsRepository, dedup event publisher cfg blocks, extract
should_enrich, move group_by_month to application, dedup
count_local_posts, add FederationFlags Default, TUI input helper +
ShowError rename + typed auth errors, api-types cleanup
(UserSettingsDto/UserProfileBase/PreviewRowData)

102 files changed, -681 lines net

crates/presentation/src/mappers/search.rs

@@ -0,0 +1,22 @@
+use api_types::search::PersonDto;
+use domain::models::person::Person;
+
+pub fn person_to_dto(p: &Person) -> PersonDto {
+    PersonDto {
+        id: p.id().value(),
+        external_id: p.external_id().value().to_string(),
+        name: p.name().to_string(),
+        known_for_department: p.known_for_department().map(str::to_string),
+        profile_path: p.profile_path().map(str::to_string),
+        biography: p.biography().map(str::to_string),
+        birthday: p.birthday().map(|d| d.to_string()),
+        deathday: p.deathday().map(|d| d.to_string()),
+        place_of_birth: p.place_of_birth().map(str::to_string),
+        also_known_as: p.also_known_as().to_vec(),
+        homepage: p.homepage().map(str::to_string),
+        imdb_url: p
+            .imdb_id()
+            .map(|id| format!("https://www.imdb.com/name/{id}")),
+        enriched: p.enriched_at().is_some(),
+    }
+}