Refetch Bill chains (#620)

* Fix block notification sender, rework bill proc

* Add recovery hook and tests

* Add sync endpoint for frontend

* Stabilize block populate tests

Author: tompro

crates/bcr-ebill-api/src/service/bill_service/mod.rs

@@ -3729,8 +3729,10 @@ pub mod tests {
             .expect_send_bill_is_sold_event()
             .returning(|_, _| Ok(()));
 
-        // Populates identity block
-        expect_populates_identity_block(&mut ctx);
+        // Populates identity block and company block
+        ctx.notification_service
+            .expect_send_identity_chain_events()
+            .returning(|_| Ok(()));
 
         let service = get_service(ctx);
 
@@ -3785,7 +3787,9 @@ pub mod tests {
             .returning(|_, _| Ok(()));
 
         // Populates identity block and company block
-        expect_populates_identity_block(&mut ctx);
+        ctx.notification_service
+            .expect_send_identity_chain_events()
+            .returning(|_| Ok(()));
 
         let service = get_service(ctx);
 

crates/bcr-ebill-api/src/service/notification_service/service.rs

@@ -199,4 +199,7 @@ pub trait NotificationServiceApi: ServiceTraitBounds {
 
     /// Fetch email notifications preferences link for the currently selected identity
     async fn get_email_notifications_preferences_link(&self, node_id: &NodeId) -> Result<url::Url>;
+
+    /// Resync bill chain
+    async fn resync_bill_chain(&self, bill_id: &BillId) -> Result<()>;
 }