redux of the worker queue

frontend/src/types.rs

@@ -225,7 +225,10 @@ pub struct TaskRef {
 
 #[derive(Debug, Clone, PartialEq, Deserialize)]
 pub struct PipelineRef {
+    #[serde(default)]
     pub task_ids: Vec<String>,
+    #[serde(default)]
+    pub pipeline_id: Option<String>,
 }
 
 // --- Status ---
@@ -246,6 +249,10 @@ pub struct Status {
     pub tasks: Vec<TaskInfo>,
     #[serde(default)]
     pub scheduled: Option<ScheduledTasks>,
+    #[serde(default)]
+    pub work_queue: Option<WorkQueueStats>,
+    #[serde(default)]
+    pub scheduler: Option<serde_json::Value>,
 }
 
 #[derive(Debug, Clone, PartialEq, Deserialize)]
@@ -254,6 +261,22 @@ pub struct ScheduledTasks {
     pub next_monitor: Option<String>,
 }
 
+#[derive(Debug, Clone, PartialEq, Deserialize)]
+pub struct WorkQueueCounts {
+    pub pending: u64,
+    pub running: u64,
+    pub completed: u64,
+    pub failed: u64,
+}
+
+#[derive(Debug, Clone, PartialEq, Deserialize)]
+pub struct WorkQueueStats {
+    pub download: WorkQueueCounts,
+    pub index: WorkQueueCounts,
+    pub tag: WorkQueueCounts,
+    pub organize: WorkQueueCounts,
+}
+
 #[derive(Debug, Clone, PartialEq, Deserialize)]
 pub struct LibrarySummary {
     pub total_items: u64,