From a7fbbfd6f974631eadebc6effca8ce7982592786 Mon Sep 17 00:00:00 2001
From: ax_rd <ax_rd@aisim.cn>
Date: Thu, 03 Sep 2026 12:51:40 +0800
Subject: [PATCH] fix: explore 段落命中两级回退(原词→展开词)+ expandKeywords 去重 + HardBudget 接入

---
 internal/index/cache.go |   32 --------------------------------
 1 files changed, 0 insertions(+), 32 deletions(-)

diff --git a/internal/index/cache.go b/internal/index/cache.go
index b54860c..74b64c7 100644
--- a/internal/index/cache.go
+++ b/internal/index/cache.go
@@ -14,35 +14,3 @@
 	}
 	return strings.TrimSpace(string(out)), nil
 }
-
-// NeedsRebuild 检查是否需要重建索引
-func NeedsRebuild(store *Store, vaultPath string) (bool, string, error) {
-	currentCommit, err := GetGitCommit(vaultPath)
-	if err != nil {
-		// 不是 git 仓库,总是需要重建
-		return true, "", nil
-	}
-
-	storedCommit, err := store.GetMeta("git_commit")
-	if err != nil {
-		return true, currentCommit, nil
-	}
-
-	if storedCommit == "" {
-		// 没有记录,需要重建
-		return true, currentCommit, nil
-	}
-
-	if storedCommit != currentCommit {
-		// commit 变了,需要重建
-		return true, currentCommit, nil
-	}
-
-	// 检查是否有节点
-	count, _ := store.NodeCount()
-	if count == 0 {
-		return true, currentCommit, nil
-	}
-
-	return false, currentCommit, nil
-}

--
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