add search_service.reindex_all() and api route

src/basic_memory/api/routers/search_router.py

@@ -3,6 +3,7 @@
 from fastapi import APIRouter, Depends, BackgroundTasks
 from typing import List
 
+from loguru import logger
 from basic_memory.services.search_service import SearchService
 from basic_memory.schemas.search import SearchQuery, SearchResult
 from basic_memory.deps import get_search_service
@@ -22,6 +23,9 @@ async def reindex(
     background_tasks: BackgroundTasks,
     search_service: SearchService = Depends(get_search_service)
 ):
-    """Recreate the search index."""
-    await search_service.init_search_index()
-    return {"status": "ok"}
+    """Recreate and populate the search index."""
+    await search_service.reindex_all(background_tasks=background_tasks)
+    return {
+        "status": "ok",
+        "message": "Reindex initiated"
+    }