feat(stream): add stream quality selection and update stream URL handling

k-tv-backend/domain/src/services/schedule/mod.rs

@@ -10,7 +10,7 @@ use crate::entities::{
     ScheduledSlot,
 };
 use crate::errors::{DomainError, DomainResult};
-use crate::ports::IMediaProvider;
+use crate::ports::{IMediaProvider, StreamQuality};
 use crate::repositories::{ChannelRepository, ScheduleRepository};
 use crate::value_objects::{
     BlockId, ChannelId, FillStrategy, MediaFilter, MediaItemId, RecyclePolicy,
@@ -224,8 +224,8 @@ impl ScheduleEngineService {
     }
 
     /// Delegate stream URL resolution to the configured media provider.
-    pub async fn get_stream_url(&self, item_id: &MediaItemId) -> DomainResult<String> {
-        self.media_provider.get_stream_url(item_id).await
+    pub async fn get_stream_url(&self, item_id: &MediaItemId, quality: &StreamQuality) -> DomainResult<String> {
+        self.media_provider.get_stream_url(item_id, quality).await
     }
 
     /// Return all slots that overlap the given time window — the EPG data.