diff --git a/api/api.go b/api/api.go
index ce5e49f..c2f455c 100644
--- a/api/api.go
+++ b/api/api.go
@@ -50,84 +50,80 @@ func InitHandleRouter(cfg *config.Config, r *touka.Engine, version string) {
 }
 
 func SizeLimitHandler(cfg *config.Config, c *touka.Context) {
-	sizeLimit := cfg.Server.SizeLimit
 	c.SetHeader("Content-Type", "application/json")
-	c.JSON(200, (map[string]any{
-		"MaxResponseBodySize": sizeLimit,
-	}))
+	c.JSON(200, SizeLimitResponse{
+		MaxResponseBodySize: cfg.Server.SizeLimit,
+	})
 }
 
 func WhiteListStatusHandler(cfg *config.Config, c *touka.Context) {
 	c.SetHeader("Content-Type", "application/json")
-	c.JSON(200, (map[string]any{
-		"Whitelist": cfg.Whitelist.Enabled,
-	}))
+	c.JSON(200, WhitelistStatusResponse{
+		Whitelist: cfg.Whitelist.Enabled,
+	})
 }
 
 func BlackListStatusHandler(cfg *config.Config, c *touka.Context) {
 	c.SetHeader("Content-Type", "application/json")
-	c.JSON(200, (map[string]any{
-		"Blacklist": cfg.Blacklist.Enabled,
-	}))
+	c.JSON(200, BlacklistStatusResponse{
+		Blacklist: cfg.Blacklist.Enabled,
+	})
 }
 
 func CorsStatusHandler(cfg *config.Config, c *touka.Context) {
 	c.SetHeader("Content-Type", "application/json")
-	c.JSON(200, (map[string]any{
-		"Cors": cfg.Server.Cors,
-	}))
+	c.JSON(200, CorsStatusResponse{
+		Cors: cfg.Server.Cors,
+	})
 }
 
 func HealthcheckHandler(c *touka.Context) {
 	c.SetHeader("Content-Type", "application/json")
-	c.JSON(200, (map[string]any{
-		"Status": "OK",
-		"Repo":   "WJQSERVER-STUDIO/GHProxy",
-		"Author": "WJQSERVER-STUDIO",
-	}))
+	// 复制预定义的固定响应，避免重复分配
+	resp := baseHealthcheckResponse
+	c.JSON(200, resp)
 }
 
 func VersionHandler(c *touka.Context, version string) {
 	c.SetHeader("Content-Type", "application/json")
-	c.JSON(200, (map[string]any{
-		"Version": version,
-		"Repo":    "WJQSERVER-STUDIO/GHProxy",
-		"Author":  "WJQSERVER-STUDIO",
-	}))
+	// 复制预定义的固定响应并填充动态字段
+	resp := baseVersionResponse
+	resp.Version = version
+	c.JSON(200, resp)
 }
 
 func RateLimitStatusHandler(cfg *config.Config, c *touka.Context) {
 	c.SetHeader("Content-Type", "application/json")
-	c.JSON(200, (map[string]any{
-		"RateLimit": cfg.RateLimit.Enabled,
-	}))
+	c.JSON(200, RateLimitStatusResponse{
+		RateLimit: cfg.RateLimit.Enabled,
+	})
 }
 
 func RateLimitLimitHandler(cfg *config.Config, c *touka.Context) {
 	c.SetHeader("Content-Type", "application/json")
-	c.JSON(200, (map[string]any{
-		"RatePerMinute": cfg.RateLimit.RatePerMinute,
-	}))
+	c.JSON(200, RateLimitLimitResponse{
+		RatePerMinute: cfg.RateLimit.RatePerMinute,
+	})
 }
 
 func SmartGitStatusHandler(cfg *config.Config, c *touka.Context) {
 	c.SetHeader("Content-Type", "application/json")
-	c.JSON(200, (map[string]any{
-		"enabled": cfg.GitClone.Mode == "cache",
-	}))
+	c.JSON(200, SmartGitStatusResponse{
+		Enabled: cfg.GitClone.Mode == "cache",
+	})
 }
 
 func shellNestStatusHandler(cfg *config.Config, c *touka.Context) {
 	c.SetHeader("Content-Type", "application/json")
-	c.JSON(200, (map[string]any{
-		"enabled": cfg.Shell.Editor,
-	}))
+	c.JSON(200, ShellNestStatusResponse{
+		Enabled: cfg.Shell.Editor,
+	})
 }
 
 func ociProxyStatusHandler(cfg *config.Config, c *touka.Context) {
 	c.SetHeader("Content-Type", "application/json")
-	c.JSON(200, (map[string]any{
-		"enabled": cfg.Docker.Enabled,
-		"target":  cfg.Docker.Target,
-	}))
+	c.JSON(200, OCIDockerResponse{
+		Enabled: cfg.Docker.Enabled,
+		Target:  cfg.Docker.Target,
+	})
 }
diff --git a/api/types.go b/api/types.go
new file mode 100644
index 0000000..fe052f7
--- /dev/null
+++ b/api/types.go
@@ -0,0 +1,84 @@
+package api
+
+// 预定义的固定响应内容，避免每次请求时创建 map
+
+// HealthcheckResponse 健康检查响应
+type HealthcheckResponse struct {
+	Status string `json:"Status"`
+	Repo   string `json:"Repo"`
+	Author string `json:"Author"`
+}
+
+// VersionResponse 版本信息响应
+type VersionResponse struct {
+	Version string `json:"Version"`
+	Repo    string `json:"Repo"`
+	Author  string `json:"Author"`
+}
+
+// BoolStatusResponse 布尔状态响应
+type BoolStatusResponse struct {
+	Enabled bool `json:"enabled"`
+}
+
+// SizeLimitResponse 大小限制响应
+type SizeLimitResponse struct {
+	MaxResponseBodySize int `json:"MaxResponseBodySize"`
+}
+
+// WhitelistStatusResponse 白名单状态响应
+type WhitelistStatusResponse struct {
+	Whitelist bool `json:"Whitelist"`
+}
+
+// BlacklistStatusResponse 黑名单状态响应
+type BlacklistStatusResponse struct {
+	Blacklist bool `json:"Blacklist"`
+}
+
+// CorsStatusResponse CORS 状态响应
+type CorsStatusResponse struct {
+	Cors string `json:"Cors"`
+}
+
+// RateLimitStatusResponse 速率限制状态响应
+type RateLimitStatusResponse struct {
+	RateLimit bool `json:"RateLimit"`
+}
+
+// RateLimitLimitResponse 速率限制值响应
+type RateLimitLimitResponse struct {
+	RatePerMinute int `json:"RatePerMinute"`
+}
+
+// SmartGitStatusResponse SmartGit 状态响应
+type SmartGitStatusResponse struct {
+	Enabled bool `json:"enabled"`
+}
+
+// ShellNestStatusResponse Shell Nest 状态响应
+type ShellNestStatusResponse struct {
+	Enabled bool `json:"enabled"`
+}
+
+// OCIDockerResponse OCI/Docker 代理状态响应
+type OCIDockerResponse struct {
+	Enabled bool   `json:"enabled"`
+	Target  string `json:"target,omitempty"`
+}
+
+// 预定义的固定响应实例，避免重复分配
+var (
+	// baseHealthcheckResponse 基础健康检查响应（固定部分）
+	baseHealthcheckResponse = HealthcheckResponse{
+		Status: "OK",
+		Repo:   "WJQSERVER-STUDIO/GHProxy",
+		Author: "WJQSERVER-STUDIO",
+	}
+
+	// baseVersionResponse 基础版本响应（固定部分）
+	baseVersionResponse = VersionResponse{
+		Repo:   "WJQSERVER-STUDIO/GHProxy",
+		Author: "WJQSERVER-STUDIO",
+	}
+)
diff --git a/go.mod b/go.mod
index d8ee0dc..04c8a57 100644
--- a/go.mod
+++ b/go.mod
@@ -5,12 +5,11 @@ go 1.26
 require (
 	github.com/BurntSushi/toml v1.6.0
 	github.com/WJQSERVER-STUDIO/httpc v0.9.0
-	golang.org/x/net v0.52.0
+	golang.org/x/net v0.53.0
 	golang.org/x/time v0.15.0
 )
 
 require (
-	github.com/WJQSERVER-STUDIO/go-utils/iox v0.0.2
 	github.com/WJQSERVER-STUDIO/go-utils/limitreader v0.0.2
 	github.com/WJQSERVER/wanf v0.0.8
 	github.com/fenthope/bauth v0.0.1
@@ -20,8 +19,12 @@ require (
 	github.com/fenthope/record v0.0.4
 	github.com/go-json-experiment/json v0.0.0-20260214004413-d219187c3433
 	github.com/hashicorp/golang-lru/v2 v2.0.7
-	github.com/infinite-iroha/touka v0.5.1
+	github.com/infinite-iroha/touka v0.5.1-0.20260409232140-271e54eb4d44
 	github.com/wjqserver/modembed v0.0.1
 )
 
-require github.com/valyala/bytebufferpool v1.0.0 // indirect
+require (
+	github.com/WJQSERVER-STUDIO/go-utils/iox v0.0.3 // indirect
+	github.com/valyala/bytebufferpool v1.0.0 // indirect
+	golang.org/x/text v0.36.0 // indirect
+)
diff --git a/go.sum b/go.sum
index d67184f..9d10696 100644
--- a/go.sum
+++ b/go.sum
@@ -1,7 +1,7 @@
 github.com/BurntSushi/toml v1.6.0 h1:dRaEfpa2VI55EwlIW72hMRHdWouJeRF7TPYhI+AUQjk=
 github.com/BurntSushi/toml v1.6.0/go.mod h1:ukJfTF/6rtPPRCnwkur4qwRxa8vTRFBF0uk2lLoLwho=
-github.com/WJQSERVER-STUDIO/go-utils/iox v0.0.2 h1:AiIHXP21LpK7pFfqUlUstgQEWzjbekZgxOuvVwiMfyM=
-github.com/WJQSERVER-STUDIO/go-utils/iox v0.0.2/go.mod h1:mCLqYU32bTmEE6dpj37MKKiZgz70Jh/xyK9vVbq6pok=
+github.com/WJQSERVER-STUDIO/go-utils/iox v0.0.3 h1:Hc1O6D50U3URkdSzfQ/SgeUU750wUBCYhefdvAbE2Ck=
+github.com/WJQSERVER-STUDIO/go-utils/iox v0.0.3/go.mod h1:nFQzepAwwdj5Hp5U+X19l4FVvsaOSBTW41BzfI/CkMA=
 github.com/WJQSERVER-STUDIO/go-utils/limitreader v0.0.2 h1:8bBkKk6E2Zr+I5szL7gyc5f0DK8N9agIJCpM1Cqw2NE=
 github.com/WJQSERVER-STUDIO/go-utils/limitreader v0.0.2/go.mod h1:yPX8xuZH+py7eLJwOYj3VVI/4/Yuy5+x8Mhq8qezcPg=
 github.com/WJQSERVER-STUDIO/httpc v0.9.0 h1:MpXcQQqukrSLHH/2tTfnXrhqD6nEDHB/gbzehXaS8o4=
@@ -22,13 +22,15 @@ github.com/go-json-experiment/json v0.0.0-20260214004413-d219187c3433 h1:vymEbVw
 github.com/go-json-experiment/json v0.0.0-20260214004413-d219187c3433/go.mod h1:tphK2c80bpPhMOI4v6bIc2xWywPfbqi1Z06+RcrMkDg=
 github.com/hashicorp/golang-lru/v2 v2.0.7 h1:a+bsQ5rvGLjzHuww6tVxozPZFVghXaHOwFs4luLUK2k=
 github.com/hashicorp/golang-lru/v2 v2.0.7/go.mod h1:QeFd9opnmA6QUJc5vARoKUSoFhyfM2/ZepoAG6RGpeM=
-github.com/infinite-iroha/touka v0.5.1 h1:t4D1FmTL4noo9PsSG8i/pswIROpZHkAhQrQYS1ZGoSA=
-github.com/infinite-iroha/touka v0.5.1/go.mod h1:RJmpIpGslbQIZ0M5xJHIqTTd1RSBH6TwRQmREcF76pA=
+github.com/infinite-iroha/touka v0.5.1-0.20260409232140-271e54eb4d44 h1:VcFNhePZe8qhc9M3Qd0HzV6LjU3QCXxWjQokgFlp3TU=
+github.com/infinite-iroha/touka v0.5.1-0.20260409232140-271e54eb4d44/go.mod h1:6s1oUso8IQp9MbJ+hDvxx8AodbOF7YMel2DnW/x0qrg=
 github.com/valyala/bytebufferpool v1.0.0 h1:GqA5TC/0021Y/b9FG4Oi9Mr3q7XYx6KllzawFIhcdPw=
 github.com/valyala/bytebufferpool v1.0.0/go.mod h1:6bBcMArwyJ5K/AmCkWv1jt77kVWyCJ6HpOuEn7z0Csc=
 github.com/wjqserver/modembed v0.0.1 h1:8ZDz7t9M5DLrUFlYgBUUmrMzxWsZPmHvOazkr/T2jEs=
 github.com/wjqserver/modembed v0.0.1/go.mod h1:sYbQJMAjSBsdYQrUsuHY380XXE1CuRh8g9yyCztTXOQ=
-golang.org/x/net v0.52.0 h1:He/TN1l0e4mmR3QqHMT2Xab3Aj3L9qjbhRm78/6jrW0=
-golang.org/x/net v0.52.0/go.mod h1:R1MAz7uMZxVMualyPXb+VaqGSa3LIaUqk0eEt3w36Sw=
+golang.org/x/net v0.53.0 h1:d+qAbo5L0orcWAr0a9JweQpjXF19LMXJE8Ey7hwOdUA=
+golang.org/x/net v0.53.0/go.mod h1:JvMuJH7rrdiCfbeHoo3fCQU24Lf5JJwT9W3sJFulfgs=
+golang.org/x/text v0.36.0 h1:JfKh3XmcRPqZPKevfXVpI1wXPTqbkE5f7JA92a55Yxg=
+golang.org/x/text v0.36.0/go.mod h1:NIdBknypM8iqVmPiuco0Dh6P5Jcdk8lJL0CUebqK164=
 golang.org/x/time v0.15.0 h1:bbrp8t3bGUeFOx08pvsMYRTCVSMk89u4tKbNOZbp88U=
 golang.org/x/time v0.15.0/go.mod h1:Y4YMaQmXwGQZoFaVFk4YpCt4FLQMYKZe9oeV/f4MSno=
diff --git a/main.go b/main.go
index 5f5b3ed..e978552 100644
--- a/main.go
+++ b/main.go
@@ -517,7 +517,7 @@ func main() {
 	defer logger.Close()
 
 	addr := fmt.Sprintf("%s:%d", cfg.Server.Host, cfg.Server.Port)
-	err := r.RunShutdown(addr)
+	err := r.Run(touka.WithAddr(addr), touka.WithGracefulShutdownDefault())
 	if err != nil {
 		logger.Errorf("Server Run Error: %v", err)
 		fmt.Printf("Server Run Error: %v\n", err)
diff --git a/proxy/docker.go b/proxy/docker.go
index fb0c309..9c4f525 100644
--- a/proxy/docker.go
+++ b/proxy/docker.go
@@ -4,6 +4,7 @@ import (
 	"bytes"
 	"context"
 	"fmt"
+	"io"
 	"net/http"
 	"net/url"
 	"strconv"
@@ -12,7 +13,6 @@ import (
 	"ghproxy/config"
 	"ghproxy/weakcache"
 
-	"github.com/WJQSERVER-STUDIO/go-utils/iox"
 	"github.com/WJQSERVER-STUDIO/go-utils/limitreader"
 	"github.com/go-json-experiment/json"
 	"github.com/infinite-iroha/touka"
@@ -363,7 +363,7 @@ func GhcrRequest(ctx context.Context, c *touka.Context, u string, image *imageIn
 	// 如果最终响应是 404, 则读取响应体并返回自定义错误页面
 	if resp.StatusCode == 404 {
 		defer resp.Body.Close() // 使用defer确保在函数返回前关闭响应体
-		bodyBytes, err := iox.ReadAll(resp.Body)
+		bodyBytes, err := io.ReadAll(resp.Body)
 		if err != nil {
 			c.Warnf("Failed to read upstream 404 response body: %v", err)
 		} else {
@@ -481,7 +481,7 @@ func ChallengeReq(target string, image *imageInfo, ctx context.Context, c *touka
 	defer authResp.Body.Close() // 确保响应体关闭
 
 	// 读取认证响应体
-	bodyBytes, err := iox.ReadAll(authResp.Body)
+	bodyBytes, err := io.ReadAll(authResp.Body)
 	if err != nil {
 		c.Errorf("Failed to read auth response body: %v", err)
 		return