diff --git a/DEPTH_ROADMAP.md b/DEPTH_ROADMAP.md
index fbb1374..a042022 100644
--- a/DEPTH_ROADMAP.md
+++ b/DEPTH_ROADMAP.md
@@ -200,7 +200,7 @@ RBAC 未做，暂以单管理员账号代理；概览口径必须是**系统级*
 - [ ] 性能：ListModels 去 O(N²)（admin.go:48）、KB/Agent 列表分页、报告分章检索缓存、Milvus 批量 ensure | S~M
 - [ ] 可观测：panic 进 trace span + 回写通知、TTFT/token-s/各路检索耗时指标 | M
 - [ ] 配置化：切块大小 / history 轮数 / 各并发度 收口为统一可配 | S
-- [ ] 删死代码 `mcp-go/internal/search/hybrid.go`（空壳，真实 RAG 在 rag.go）| S
+- [x] 拆除 `search.Hybrid` 残骸 ✅ —— 该包空转(NewHybrid 返空、Query 返 nil)、构造后存进 Gateway 却从不调用(真 RAG 走 rag.Engine)。删整个 internal/search 包 + gateway/main.go 接线。build/vet 干净。（审计原说"死代码删文件"不准：它是接了线的残骸，需拆接线）
 
 ---
 
diff --git a/sundynix-mcp-go/cmd/server/main.go b/sundynix-mcp-go/cmd/server/main.go
index aa3e0c3..225130f 100644
--- a/sundynix-mcp-go/cmd/server/main.go
+++ b/sundynix-mcp-go/cmd/server/main.go
@@ -15,7 +15,6 @@ import (
 	"github.com/sundynix/sundynix-mcp-go/internal/mcp"
 	"github.com/sundynix/sundynix-mcp-go/internal/memory"
 	"github.com/sundynix/sundynix-mcp-go/internal/rag"
-	"github.com/sundynix/sundynix-mcp-go/internal/search"
 
 	"github.com/sundynix/sundynix-shared/otelx"
 	"github.com/sundynix/sundynix-shared/prompts"
@@ -58,8 +57,7 @@ func main() {
 	defer b.Close()
 	log.Printf("[mcp_go] connected %s", natsURL)
 
-	engine := search.NewHybrid() // LLM Wiki 混合检索：Bleve + Milvus + Neo4j
-	mem := memory.Open(pgDSN)    // 偏好记忆：sundynix_user_profile（连不上则降级）
+	mem := memory.Open(pgDSN) // 偏好记忆：sundynix_user_profile（连不上则降级）
 	defer mem.Close()
 	hist := history.Open(redisAddr) // 会话短期历史：Redis（连不上则降级）
 	defer hist.Close()
@@ -104,7 +102,7 @@ func main() {
 		log.Printf("[mcp_go] subscribe prompts: %v", err)
 	}
 
-	gw := mcp.NewGateway(b, engine, mem, hist, ragEngine, pgDSN)
+	gw := mcp.NewGateway(b, mem, hist, ragEngine, pgDSN)
 
 	log.Println("[mcp_go] serving MCP over sundynix.tools.go.* (Ctrl-C to quit)")
 	if err := gw.Serve(ctx); err != nil && err != context.Canceled {
diff --git a/sundynix-mcp-go/internal/mcp/gateway.go b/sundynix-mcp-go/internal/mcp/gateway.go
index 346fe91..adbf0da 100644
--- a/sundynix-mcp-go/internal/mcp/gateway.go
+++ b/sundynix-mcp-go/internal/mcp/gateway.go
@@ -21,13 +21,11 @@ import (
 	"github.com/sundynix/sundynix-mcp-go/internal/memory"
 	"github.com/sundynix/sundynix-mcp-go/internal/office"
 	"github.com/sundynix/sundynix-mcp-go/internal/rag"
-	"github.com/sundynix/sundynix-mcp-go/internal/search"
 )
 
 // Gateway 暴露 MCP 协议端点，经共享 bus 订阅 sundynix.tools.go.* 响应调用。
 type Gateway struct {
 	bus     *sharedbus.Bus
-	search  *search.Hybrid
 	memory  *memory.Store
 	history *history.Store
 	rag     *rag.Engine
@@ -60,8 +58,8 @@ type toolDef struct {
 	handler   func(context.Context, *contract.ToolCall) *contract.ToolResult
 }
 
-func NewGateway(b *sharedbus.Bus, s *search.Hybrid, m *memory.Store, h *history.Store, r *rag.Engine, pgDSN string) *Gateway {
-	g := &Gateway{bus: b, search: s, memory: m, history: h, rag: r, pgDSN: pgDSN}
+func NewGateway(b *sharedbus.Bus, m *memory.Store, h *history.Store, r *rag.Engine, pgDSN string) *Gateway {
+	g := &Gateway{bus: b, memory: m, history: h, rag: r, pgDSN: pgDSN}
 	g.tools = g.buildRegistry()
 	return g
 }
diff --git a/sundynix-mcp-go/internal/search/hybrid.go b/sundynix-mcp-go/internal/search/hybrid.go
deleted file mode 100644
index 9ef1b39..0000000
--- a/sundynix-mcp-go/internal/search/hybrid.go
+++ /dev/null
@@ -1,30 +0,0 @@
-// Package search 实现 LLM Wiki 混合检索引擎。
-// Hybrid Search = Bleve(全文/BM25) + Milvus(向量) + Neo4j(知识图谱) 融合排序。
-package search
-
-import "context"
-
-// Hybrid 聚合三路检索后端并做 RRF/加权融合。
-type Hybrid struct {
-	// bleve  *bleve.Index            // Go 全文检索
-	// milvus client.Client           // Vector DB (Milvus Go SDK)
-	// neo4j  neo4j.DriverWithContext // Knowledge Graph
-}
-
-func NewHybrid() *Hybrid {
-	// TODO: 打开 bleve 索引；连接 Milvus；连接 Neo4j
-	return &Hybrid{}
-}
-
-// Result 是融合后的检索结果。
-type Result struct {
-	ID    string
-	Score float64
-	Text  string
-}
-
-// Query 并行查询三路后端并融合排序。
-func (h *Hybrid) Query(ctx context.Context, q string, topK int) ([]Result, error) {
-	// TODO: 并发 bleve.Search + milvus.Search + neo4j Cypher，做 RRF 融合
-	return nil, nil
-}