feat: richer profile stats, wrapup min-count filter, watch medium distribution

- filter wrapup top directors/actors with count < 2
- add watch_medium to wrapup report + adapters
- profile trends: genre breakdown, rating histogram, watch medium dist
- fix unused StarDisplay import in movie detail

crates/adapters/sqlite/src/models.rs

@@ -264,6 +264,24 @@ pub(crate) struct MonthlyRatingRow {
     pub count: i64,
 }
 
+#[derive(sqlx::FromRow)]
+pub(crate) struct GenreCountRow {
+    pub genre: String,
+    pub count: i64,
+}
+
+#[derive(sqlx::FromRow)]
+pub(crate) struct RatingDistRow {
+    pub rating: i64,
+    pub count: i64,
+}
+
+#[derive(sqlx::FromRow)]
+pub(crate) struct WatchMediumCountRow {
+    pub watch_medium: String,
+    pub count: i64,
+}
+
 #[derive(sqlx::FromRow)]
 pub(crate) struct WatchlistRow {
     pub id: String,