feat: streaming video download via ImageStorage::get_stream

crates/domain/src/ports.rs

@@ -188,6 +188,10 @@ pub trait ImageStorage: Send + Sync {
     /// Stores `image_bytes` at `key` and returns the stored key.
     async fn store(&self, key: &str, image_bytes: &[u8]) -> Result<String, DomainError>;
     async fn get(&self, key: &str) -> Result<Vec<u8>, DomainError>;
+    async fn get_stream(
+        &self,
+        key: &str,
+    ) -> Result<futures::stream::BoxStream<'static, Result<bytes::Bytes, DomainError>>, DomainError>;
     async fn delete(&self, key: &str) -> Result<(), DomainError>;
 }
 

crates/domain/src/testing.rs

@@ -365,6 +365,14 @@ impl ImageStorage for NoopImageStorage {
         Ok(vec![])
     }
 
+    async fn get_stream(
+        &self,
+        _key: &str,
+    ) -> Result<futures::stream::BoxStream<'static, Result<bytes::Bytes, DomainError>>, DomainError>
+    {
+        Ok(Box::pin(futures::stream::empty()))
+    }
+
     async fn delete(&self, _key: &str) -> Result<(), DomainError> {
         Ok(())
     }