diff --git a/build/cmake/toolchain/linux.toolchain.cmake b/build/cmake/toolchain/linux.toolchain.cmake
index 7551d77..2f4a174 100755
--- a/build/cmake/toolchain/linux.toolchain.cmake
+++ b/build/cmake/toolchain/linux.toolchain.cmake
@@ -68,6 +68,7 @@ set(CURL_SHARED_LIBS_PATH                  "/mnt/mmc")
 # ------------ build curl + openssl ------------ end
 
 # ------------ build AppManager ------------ #
-set(APP_MANAGER_HTTP_SERVER_IP                           "localhost")
+# set(APP_MANAGER_HTTP_SERVER_IP                           "localhost")
+set(APP_MANAGER_HTTP_SERVER_IP                           "192.168.1.29")
 set(APP_MANAGER_HTTP_SERVER_PORT                         "8080")
 # ------------ build AppManager end ------------ #
\ No newline at end of file
diff --git a/test/middleware/AppManager/src/AppManager_Test.cpp b/test/middleware/AppManager/src/AppManager_Test.cpp
index de3da5b..1b40eb5 100644
--- a/test/middleware/AppManager/src/AppManager_Test.cpp
+++ b/test/middleware/AppManager/src/AppManager_Test.cpp
@@ -53,7 +53,9 @@ protected:
 // ../output_files/test/bin/AppManagerTest --gtest_filter=AppManagerTest.INTEGRATION_AppManager_EXAMPLE_Demo0
 TEST_F(AppManagerTest, INTEGRATION_AppManager_EXAMPLE_Demo0)
 {
+    std::shared_ptr<VAppMonitor> monitor = AppManagerTestTool::MakeMonitorMock();
     IAppManager::GetInstance()->Init(mAppParam);
+    IAppManager::GetInstance()->SetAppMonitor(monitor);
     std::this_thread::sleep_for(std::chrono::milliseconds(100));
     std::this_thread::sleep_for(std::chrono::milliseconds(2000));
     IAppManager::GetInstance()->UnInit();
diff --git a/utils/WebServer/src/WebServer.cpp b/utils/WebServer/src/WebServer.cpp
index 2ed7a5c..8248a27 100644
--- a/utils/WebServer/src/WebServer.cpp
+++ b/utils/WebServer/src/WebServer.cpp
@@ -19,6 +19,7 @@
 #include <signal.h>
 static int finished = 0;
 static HttpHandleCallback gHttpHandle = NULL;
+constexpr int UNKNOWN_LENGTH = -1;
 static void sigHandler(int signo)
 {
     LogInfo("Stop goahead web server.\n");
@@ -87,7 +88,7 @@ static void response_handle(const char *responseStr, void *context)
 static bool AppRequestHandle(Webs *wp)
 {
     websSetStatus(wp, 200);
-    websWriteHeaders(wp, -1, 0);
+    websWriteHeaders(wp, UNKNOWN_LENGTH, 0);
     websWriteHeader(wp, "Content-Type", "text/plain");
     websWriteEndHeaders(wp);
     gHttpHandle(wp->url, 0, response_handle, wp);
@@ -101,7 +102,7 @@ static bool AppUploadHandle(Webs *wp)
     char *upfile = nullptr;
 
     websSetStatus(wp, 200);
-    websWriteHeaders(wp, -1, 0);
+    websWriteHeaders(wp, UNKNOWN_LENGTH, 0);
     websWriteHeader(wp, "Content-Type", "text/plain");
     websWriteEndHeaders(wp);
 
@@ -126,6 +127,58 @@ static bool AppUploadHandle(Webs *wp)
     websDone(wp);
     return 1;
 }
+static bool AppGetThumbnail(Webs *wp)
+{
+    LogInfo("sssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssss\n");
+    websSetStatus(wp, 200);
+    websWriteHeaders(wp, UNKNOWN_LENGTH, 0);
+    websWriteHeader(wp, "Content-Type", "image/jpeg");
+    websWriteEndHeaders(wp);
+    // gHttpHandle(wp->url, 0, response_handle, wp);
+    // websWrite(wp, "ssssssssssssssssssssssssss");
+
+    char imagePath[] = "./34a396526922a33e97906920dbfef2a5.jpg";
+    FILE *file = nullptr;
+    unsigned char *buffer = nullptr;
+    size_t bytesRead = 0;
+    long int fsize = 0;
+    /* 打开图片文件 */
+    file = fopen(imagePath, "rb");
+    if (file == nullptr) {
+        /* 文件打开失败，返回 404 错误 */
+        LogError("Open picture failed.\n");
+        goto END;
+    }
+    // 获取文件大小
+    fseek(file, 0, SEEK_END);
+    fsize = ftell(file);
+    rewind(file);
+    // 分配足够大的缓冲区来存储文件内容
+    buffer = (unsigned char *)malloc(fsize + 1);
+    if (!buffer) {
+        LogError("malloc failed.\n");
+        fclose(file);
+        goto END;
+    }
+    memset(buffer, 0, fsize + 1);
+    // 读取文件内容到缓冲区
+    bytesRead = fread(buffer, 1, fsize, file);
+    if (bytesRead != fsize) {
+        LogError("fread picture failed.\n");
+        free(buffer);
+        fclose(file);
+        goto END;
+    }
+    // websWrite(wp, "%s", buffer);
+    websWriteBlock(wp, (cchar *)buffer, fsize);
+
+END:
+    if (buffer) {
+        free(buffer);
+    }
+    websDone(wp);
+    return 1;
+}
 StatusCode WebServerInit(const WebServerParam webParam)
 {
     CheckUploadDir();
@@ -161,6 +214,8 @@ StatusCode WebServerInit(const WebServerParam webParam)
         websDefineHandler("AppUploadHandle", 0, AppUploadHandle, 0, 0);
         websAddRoute("/upload", "AppUploadHandle", 0);
     }
+    websDefineHandler("AppGetThumbnail", 0, AppGetThumbnail, 0, 0);
+    websAddRoute("/app/getthumbnail", "AppGetThumbnail", 0);
     websServiceEvents(&finished);
     logmsg(1, "Instructed to exit\n");
     websClose();