feat(tv): search indexers by series tvdb id

crates/arr-daemon/src/tv_grab.rs

@@ -370,9 +370,7 @@ impl TvGrabAction {
         blacklist: &Blacklist,
     ) -> Result<Vec<TvCandidate>, GrabError> {
         let target = TvTarget {
-            // The series table carries no TVDB id yet; `tv_request` falls
-            // back to a text search built from the title and the tag.
-            tvdb_id: None,
+            tvdb_id: season.series_tvdb_id.and_then(|id| u64::try_from(id).ok()),
             title: season.series_title.clone(),
             selector,
         };
@@ -472,6 +470,8 @@ struct PendingSeason {
     season_id: i64,
     season_number: i64,
     series_title: String,
+    /// §6.1: `t=tvsearch` is addressed by this when present.
+    series_tvdb_id: Option<i64>,
     original_language: Option<String>,
 }
 
@@ -509,6 +509,7 @@ async fn pending_seasons(database: &Db) -> Result<Vec<PendingSeason>, GrabError>
         SELECT   se.id     AS "season_id!: i64",
                  se.number AS "season_number!: i64",
                  s.title   AS "series_title!: String",
+                 s.tvdb_id AS series_tvdb_id,
                  s.original_language
         FROM     seasons se
         JOIN     series s ON s.id = se.series_id
@@ -544,6 +545,7 @@ async fn pending_seasons(database: &Db) -> Result<Vec<PendingSeason>, GrabError>
             season_id: row.season_id,
             season_number: row.season_number,
             series_title: row.series_title,
+            series_tvdb_id: row.series_tvdb_id,
             original_language: row.original_language,
         })
         .collect())