align to metadata keys doc

feeder-plugin/tribler-feeder/src/discovery.rs

@@ -178,6 +178,12 @@ fn build_seed_record(
     // mode marker, contentKind, and optionally anime.
     fields.insert(mode.marker().to_string(), "true".to_string());
     fields.insert("contentKind".to_string(), content_kind.to_string());
+    // The routing axis, co-written with the kind it derives from
+    // (METADATA_KEYS.md §1): `fileType` says what the bytes are, `domain` says
+    // which app wants the record.
+    if let Some(d) = meta_feeder_sdk::domain::domain_for_content_kind(content_kind) {
+        fields.insert("domain".to_string(), d.to_string());
+    }
     fields.insert("fileType".to_string(), "video".to_string());
     if anime {
         fields.insert("anime".to_string(), "true".to_string());

feeder-plugin/tribler-feeder/src/enrich.rs

@@ -548,6 +548,7 @@ fn build_stub_patch(f: &BTreeMap<String, String>) -> Option<EnrichOutcome> {
         set.insert("fileType".to_string(), "video".to_string());
         set.insert("videoType".to_string(), "movie".to_string());
         set.insert("contentKind".to_string(), "movie".to_string());
+        set.insert("domain".to_string(), "film".to_string());
     }
     if !has_poster {
         // Non-resolvable marker — the image 404s (broken tile), but the card
@@ -773,6 +774,10 @@ async fn build_enrichment_patch(
     match matched_kind {
         TmdbKind::Movie => {
             set.insert("contentKind".to_string(), "movie".to_string());
+            // The routing axis moves with the kind: a TMDB movie match is
+            // `domain=film`, and reconciling the kind without the domain would
+            // leave the record routed as a series.
+            set.insert("domain".to_string(), "film".to_string());
             // Co-write the narrower `videoType` facet (METADATA_KEYS.md §14.11
             // — contentKind=movie ↔ videoType=movie). Overwrites any
             // category-derived videoType from `into_discovery_record` with the
@@ -784,6 +789,7 @@ async fn build_enrichment_patch(
         }
         TmdbKind::Tv => {
             set.insert("contentKind".to_string(), "episode".to_string());
+            set.insert("domain".to_string(), "tv".to_string());
             // contentKind=episode ↔ videoType=tvshow (METADATA_KEYS.md §14.11).
             set.insert("videoType".to_string(), "tvshow".to_string());
             // Season/episode boundary validation. Only a parsed `season`

feeder-plugin/tribler-feeder/src/tribler/mod.rs

@@ -530,6 +530,9 @@ impl TriblerPlugin {
                 "movie"
             };
             rec.fields.insert("contentKind".to_string(), kind.to_string());
+            if let Some(d) = meta_feeder_sdk::domain::domain_for_content_kind(kind) {
+                rec.fields.insert("domain".to_string(), d.to_string());
+            }
         }
         // For episode records, stamp the *parsed* season/episode so the consumer
         // renders a proper series with an ordered episode list (meta-watch keys
@@ -646,6 +649,7 @@ impl TriblerPlugin {
                 // resolves the show as TV (the show title drives the TMDB search).
                 r.fields
                     .insert("contentKind".to_string(), "episode".to_string());
+                r.fields.insert("domain".to_string(), "tv".to_string());
             }
             r
         };