fix: init_vectordb crash due to empty ToolRegistry at build time

ToolRegistry.load_from_modules() was not called in init_vectordb.py,
causing get_all_tools() to return an empty tuple and ChromaDB upsert
to fail with ValueError on empty lists.

Co-authored-by: Cursor <cursoragent@cursor.com>

app/tool_search/embedder.py

@@ -92,6 +92,9 @@ class ToolEmbeddingSearch:
 
     def index_tools(self, tools: list[BaseTool] | tuple[BaseTool, ...]) -> None:
         """LangChain 도구들을 ChromaDB에 멀티-벡터 임베딩. 변경 시에만 재인덱싱."""
+        if not tools:
+            logger.warning("No tools to index, skipping")
+            return
         new_hash = _compute_tools_hash(tools)
 
         try:

scripts/init_vectordb.py

@@ -13,7 +13,7 @@ sys.path.insert(0, str(Path(__file__).resolve().parent.parent))
 
 from app.config import get_settings
 from app.tool_search.embedder import get_tool_search
-from app.tools import get_all_tools
+from app.tools import get_tool_registry
 from app.rag.retriever import ingest_pdf, ingest_text_file
 
 # 파일명 패턴: B00329010_0_S.pdf
@@ -36,8 +36,10 @@ def main():
     print(f"ChromaDB persist dir: {s.chromadb_persist_dir}")
 
     print("\n[1/2] Tool 임베딩 색인 중...")
+    registry = get_tool_registry()
+    registry.load_from_modules()
     searcher = get_tool_search()
-    tools = get_all_tools()
+    tools = registry.get_all()
     searcher.index_tools(tools)
     print(f"  {len(tools)}개 tool 색인 완료")