feat: SSE support (#162)

* event bus implementation

* update tests

* docs update

* review fixes

* update configs

* fix typo

* frontend changes

* install missing pacakge

* queue processing simplification

frontend/src/contexts/EventStreamProvider.tsx

@@ -0,0 +1,32 @@
+/*
+ * Copyright (c) 2021-2026 ahriman team.
+ *
+ * This file is part of ahriman
+ * (see https://github.com/arcan1s/ahriman).
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program. If not, see <http://www.gnu.org/licenses/>.
+ */
+import { useQueryClient } from "@tanstack/react-query";
+import { useEventStream } from "hooks/useEventStream";
+import { useRepository } from "hooks/useRepository";
+import type { ReactNode } from "react";
+
+export function EventStreamProvider({ children }: { children: ReactNode }): ReactNode {
+    const queryClient = useQueryClient();
+    const { currentRepository } = useRepository();
+
+    useEventStream(queryClient, currentRepository);
+
+    return children;
+}