diff --git a/internal/agent/core/graphmedia_test.go b/internal/agent/core/graphmedia_test.go
index c13c4a8..c7252ea 100644
--- a/internal/agent/core/graphmedia_test.go
+++ b/internal/agent/core/graphmedia_test.go
@@ -481,7 +481,7 @@ func TestArchiveColdDocs_KeepsDocWhenGraphWriteEmpty(t *testing.T) {
 	// 精确构造「三元组非空 + Commit 全部拒绝」这个状态：
 	// Source/Summary 都超过 validEntityName 的 50 字符上限，
 	// 于是 docToTriples 产出的两条元数据三元组都被跳过。
-	longSource := strings.Repeat("超长来源名", 20)  // 100 字
+	longSource := strings.Repeat("超长来源名", 20)   // 100 字
 	longSummary := strings.Repeat("超长摘要文本", 20) // >80 字触发长度门槛被跳过
 	it, _ := ms.Stat(digest)
 	doc := &document.Doc{
diff --git a/internal/tfidf/tfidf.go b/internal/tfidf/tfidf.go
index 006a8f9..d058901 100644
--- a/internal/tfidf/tfidf.go
+++ b/internal/tfidf/tfidf.go
@@ -26,12 +26,12 @@ type Vector map[string]float64
 
 // Embedder 实现 vector.MultimodalEmbedder，将 TF-IDF 稀疏向量投射为固定维度稠密向量。
 type Embedder struct {
-	mu        sync.RWMutex
-	tokenizer Tokenizer
-	docFreq   map[string]int
-	totalDocs int
-	dim       int
-	loaded    bool
+	mu          sync.RWMutex
+	tokenizer   Tokenizer
+	docFreq     map[string]int
+	totalDocs   int
+	dim         int
+	loaded      bool
 	fingerprint string
 }