update frontend, make title optional

ffplayout-engine/src/utils/mod.rs

@@ -251,14 +251,21 @@ pub fn prepare_output_cmd(
 
 /// map media struct to json object
 pub fn get_media_map(media: Media) -> Value {
-    json!({
-        "title": media.title,
+    let mut obj = json!({
         "in": media.seek,
         "out": media.out,
         "duration": media.duration,
         "category": media.category,
         "source": media.source,
-    })
+    });
+
+    if let Some(title) = media.title {
+        obj.as_object_mut()
+            .unwrap()
+            .insert("title".to_string(), Value::String(title));
+    }
+
+    obj
 }
 
 /// prepare json object for response

ffplayout-frontend

@@ -1 +1 @@
-Subproject commit 6111c2686d14b3bf33a4c0b29c85672f7e4f4399
+Subproject commit 05d0ada8e155a9bf858a26fcda219fb39782cf05

lib/src/utils/mod.rs

@@ -65,7 +65,7 @@ pub struct Media {
 
     #[serde(skip_serializing, skip_deserializing)]
     pub index: Option<usize>,
-    #[serde(skip_serializing_if = "Option::is_none")]
+    #[serde(default, skip_serializing_if = "Option::is_none")]
     pub title: Option<String>,
     #[serde(rename = "in")]
     pub seek: f64,