Add tip when save ventoy.json failed.

Plugson/src/Core/ventoy_util.h

@@ -88,6 +88,7 @@ typedef struct SYSINFO
     char buildtime[128];
     int syntax_error;
     int invalid_config;
+    int config_save_error;
         
     int language;
     int pathcase;

Plugson/src/Web/ventoy_http.c

@@ -325,8 +325,7 @@ static int ventoy_api_sysinfo(struct mg_connection *conn, VTOY_JSON *json)
     
     VTOY_JSON_FMT_SINT("invalid_config", g_sysinfo.invalid_config);
     g_sysinfo.invalid_config = 0;
-
+    
-
     #if defined(_MSC_VER) || defined(WIN32)
     VTOY_JSON_FMT_STRN("os", "windows");
     #else
@@ -349,6 +348,8 @@ static int ventoy_api_handshake(struct mg_connection *conn, VTOY_JSON *json)
     VTOY_JSON_FMT_BEGIN(pos, JSON_BUFFER, JSON_BUF_MAX);
     VTOY_JSON_FMT_OBJ_BEGIN();
     VTOY_JSON_FMT_SINT("status", 0);
+    VTOY_JSON_FMT_SINT("save_error", g_sysinfo.config_save_error);
+    g_sysinfo.config_save_error = 0;
     VTOY_JSON_FMT_OBJ_END();
     VTOY_JSON_FMT_END(pos);
 
@@ -3577,6 +3578,7 @@ int ventoy_http_writeback(void)
     if (ret)
     {
         vlog("Failed to write ventoy.json file.\n");
+        g_sysinfo.config_save_error = 1;
     }
 
     return 0;

Plugson/www/static/js/vtoy.js

@@ -480,6 +480,7 @@ var g_vtoy_cur_language_en =
     "STR_SECURE_BOOT_DISABLE": "Disable",
     "STR_SYNTAX_ERROR_TIP": "Syntax error detected in ventoy.json, so the configuration is not loaded!",
     "STR_INVALID_CONFIG_TIP": "Invalid configuration detected in ventoy.json, so the configuration is not loaded!",
+    "STR_CONFIG_SAVE_ERROR_TIP": "Failed to write ventoy.json file. Check VentoyPlugson.log for more details!",
 
     "STR_XXX": "xxx"
 };
@@ -615,7 +616,7 @@ var g_vtoy_cur_language_cn =
     "STR_SECURE_BOOT_DISABLE": "未开启",
     "STR_SYNTAX_ERROR_TIP": "ventoy.json 文件中存在语法错误，配置未加载!",
     "STR_INVALID_CONFIG_TIP": "ventoy.json 文件中存在错误配置，配置未加载!",
-
+    "STR_CONFIG_SAVE_ERROR_TIP": "ventoy.json 文件写入失败，详细信息请参考 VentoyPlugson.log 文件!",
 
 
     "STR_XXX": "xxx"