feat(readarr): refresh all Readarr authors and expose the command on the CLI

Posts the RefreshAuthor command to the command endpoint with no author ID, which is how Readarr distinguishes a library wide refresh from a single author refresh. The response is returned verbatim and no app state is mutated.

src/network/readarr_network/library/authors/mod.rs

@@ -362,6 +362,23 @@ impl Network<'_, '_> {
       .await
   }
 
+  pub(in crate::network::readarr_network) async fn update_all_authors(&mut self) -> Result<Value> {
+    info!("Updating all authors");
+    let event = ReadarrEvent::UpdateAllAuthors;
+    let body = ReadarrCommandBody {
+      name: "RefreshAuthor".to_owned(),
+      ..ReadarrCommandBody::default()
+    };
+
+    let request_props = self
+      .request_props_from(event, RequestMethod::Post, Some(body), None, None)
+      .await;
+
+    self
+      .handle_request::<ReadarrCommandBody, Value>(request_props, |_, _| ())
+      .await
+  }
+
   pub(in crate::network::readarr_network) async fn update_and_scan_author(
     &mut self,
     author_id: i64,

src/network/readarr_network/library/authors/readarr_authors_network_tests.rs

@@ -843,4 +843,45 @@ mod tests {
     mock.assert_async().await;
     assert_err!(result);
   }
+
+  #[tokio::test]
+  async fn test_handle_update_all_authors_event() {
+    let (mock, app, _server) = MockServarrApi::post()
+      .with_request_body(json!({
+        "name": "RefreshAuthor"
+      }))
+      .returns(json!({}))
+      .build_for(ReadarrEvent::UpdateAllAuthors)
+      .await;
+    app.lock().await.server_tabs.set_index(3);
+    let mut network = test_network(&app);
+
+    let result = network
+      .handle_readarr_event(ReadarrEvent::UpdateAllAuthors)
+      .await;
+
+    mock.assert_async().await;
+    assert_ok!(result);
+  }
+
+  #[tokio::test]
+  async fn test_handle_update_all_authors_event_failure() {
+    let (mock, app, _server) = MockServarrApi::post()
+      .with_request_body(json!({
+        "name": "RefreshAuthor"
+      }))
+      .returns(json!({"name": "RefreshAuthor", "status": "queued"}))
+      .status(500)
+      .build_for(ReadarrEvent::UpdateAllAuthors)
+      .await;
+    app.lock().await.server_tabs.set_index(3);
+    let mut network = test_network(&app);
+
+    let result = network
+      .handle_readarr_event(ReadarrEvent::UpdateAllAuthors)
+      .await;
+
+    mock.assert_async().await;
+    assert_err!(result);
+  }
 }