diff --git a/app/locales/en-US.json b/app/locales/en-US.json
index 875a818f..f328187a 100644
--- a/app/locales/en-US.json
+++ b/app/locales/en-US.json
@@ -122,6 +122,8 @@
     "刮削路径不存在": "Scraping path does not exist",
     "保存成功": "Saved successfully",
     "保存失败": "Failed to save",
+    "保存MCP配置成功": "MCP configuration saved successfully",
+    "保存MCP配置失败": "Failed to save MCP configuration",
     "参数错误": "Invalid parameters",
     "未配置媒体服务器": "Media server is not configured",
     "未找到播放地址": "Playback URL not found",
@@ -402,6 +404,10 @@
       "source": "获取工具Schema失败: {reason}",
       "target": "Failed to get tool schema: {reason}"
     },
+    {
+      "source": "测试MCP服务器失败: {reason}",
+      "target": "Failed to test MCP server: {reason}"
+    },
     {
       "source": "插件 {plugin} 不存在或未安装",
       "target": "Plugin {plugin} does not exist or is not installed"
diff --git a/app/locales/zh-CN.json b/app/locales/zh-CN.json
index 5976952a..00b1dc3d 100644
--- a/app/locales/zh-CN.json
+++ b/app/locales/zh-CN.json
@@ -102,6 +102,8 @@
     "豆瓣网络连接失败": "豆瓣网络连接失败",
     "Bangumi网络连接失败": "Bangumi网络连接失败",
     "fanart网络连接失败": "fanart网络连接失败",
+    "保存MCP配置成功": "保存MCP配置成功",
+    "保存MCP配置失败": "保存MCP配置失败",
     "未配置站点或未通过用户认证": "未配置站点或未通过用户认证",
     "Redis连接失败，请检查配置": "Redis连接失败，请检查配置"
   },
@@ -181,6 +183,10 @@
     {
       "source": "{domain} 网络连接失败",
       "target": "{domain} 网络连接失败"
+    },
+    {
+      "source": "测试MCP服务器失败: {reason}",
+      "target": "测试MCP服务器失败: {reason}"
     }
   ]
 }
diff --git a/app/locales/zh-TW.json b/app/locales/zh-TW.json
index 5dad4d6a..8fc8b9c3 100644
--- a/app/locales/zh-TW.json
+++ b/app/locales/zh-TW.json
@@ -122,6 +122,8 @@
     "刮削路径不存在": "刮削路徑不存在",
     "保存成功": "儲存成功",
     "保存失败": "儲存失敗",
+    "保存MCP配置成功": "MCP 設定儲存成功",
+    "保存MCP配置失败": "MCP 設定儲存失敗",
     "参数错误": "參數錯誤",
     "未配置媒体服务器": "未設定媒體伺服器",
     "未找到播放地址": "未找到播放位址",
@@ -402,6 +404,10 @@
       "source": "获取工具Schema失败: {reason}",
       "target": "取得工具 Schema 失敗: {reason}"
     },
+    {
+      "source": "测试MCP服务器失败: {reason}",
+      "target": "測試 MCP 伺服器失敗: {reason}"
+    },
     {
       "source": "插件 {plugin} 不存在或未安装",
       "target": "插件 {plugin} 不存在或未安裝"
diff --git a/docker/entrypoint.sh b/docker/entrypoint.sh
index 75ab323d..5398c76a 100644
--- a/docker/entrypoint.sh
+++ b/docker/entrypoint.sh
@@ -20,6 +20,16 @@ function WARN() {
     echo -e "${WARN} ${1}"
 }
 
+function normalize_env_value() {
+    printf '%s' "${1:-}" | tr '[:upper:]' '[:lower:]'
+}
+
+function is_truthy_value() {
+    local value
+    value="$(normalize_env_value "${1:-}")"
+    [ "${value}" = "true" ] || [ "${value}" = "1" ] || [ "${value}" = "yes" ]
+}
+
 # 设置虚拟环境路径（兼容群晖等系统必须这样配置）
 VENV_PATH="${VENV_PATH:-/opt/venv}"
 export PATH="${VENV_PATH}/bin:$PATH"
@@ -262,8 +272,8 @@ function graceful_exit() {
 # 后端异常退出时默认保留容器，避免无法 docker exec 进入容器运行 doctor。
 function diagnostic_keepalive() {
     local exit_code=${1:-1}
-    local keepalive="${MOVIEPILOT_DOCKER_KEEPALIVE_ON_FAILURE:-true}"
-    keepalive="${keepalive,,}"
+    local keepalive
+    keepalive="$(normalize_env_value "${MOVIEPILOT_DOCKER_KEEPALIVE_ON_FAILURE:-true}")"
 
     if [ "${keepalive}" = "false" ] || [ "${keepalive}" = "0" ] || [ "${keepalive}" = "no" ]; then
         graceful_exit "$exit_code" "python_exit"
@@ -316,11 +326,14 @@ function ensure_backend_runtime_dependencies() {
     INFO "→ 已自动恢复主程序依赖，继续启动后端。"
 }
 
-function force_chown_image_paths_if_requested() {
-    local force="${MOVIEPILOT_FORCE_CHOWN:-false}"
-    force="${force,,}"
+function path_owner_id() {
+    local target="${1:-}"
+    [ -n "${target}" ] || return 0
+    stat -c '%u:%g' "${target}" 2>/dev/null || stat -f '%u:%g' "${target}" 2>/dev/null || true
+}
 
-    if [ "${force}" != "true" ] && [ "${force}" != "1" ] && [ "${force}" != "yes" ]; then
+function force_chown_image_paths_if_requested() {
+    if ! is_truthy_value "${MOVIEPILOT_FORCE_CHOWN:-false}"; then
         return 0
     fi
 
@@ -336,13 +349,10 @@ function force_chown_image_paths_if_requested() {
 function correct_home_permissions() {
     [ -e "${HOME}" ] || return 0
 
-    local force="${MOVIEPILOT_FORCE_CHOWN:-false}"
-    force="${force,,}"
-
     chown moviepilot:moviepilot "${HOME}"
     [ -e "${HOME}/.cloakbrowser" ] && chown -h moviepilot:moviepilot "${HOME}/.cloakbrowser"
 
-    if [ "${force}" = "true" ] || [ "${force}" = "1" ] || [ "${force}" = "yes" ]; then
+    if is_truthy_value "${MOVIEPILOT_FORCE_CHOWN:-false}"; then
         [ -e "${HOME}/.cloakbrowser" ] && chown -R moviepilot:moviepilot "${HOME}/.cloakbrowser"
     elif [ -e "${HOME}/.cloakbrowser" ]; then
         INFO "→ 默认跳过 ${HOME}/.cloakbrowser 递归权限校正，如遇浏览器缓存权限错误可设置 MOVIEPILOT_FORCE_CHOWN=true 后重启一次。"
@@ -356,7 +366,7 @@ function chown_plugin_runtime_path() {
     [ -n "${plugin_path}" ] || return 0
     [ -e "${plugin_path}" ] || return 0
     local current_owner
-    current_owner="$(stat -c '%u:%g' "${plugin_path}" 2>/dev/null || true)"
+    current_owner="$(path_owner_id "${plugin_path}")"
     [ "${current_owner}" = "${PUID}:${PGID}" ] && return 0
     chown -h moviepilot:moviepilot "${plugin_path}"
 }
@@ -427,7 +437,7 @@ ensure_backend_runtime_dependencies
 # 下载浏览器内核
 function install_browser_kernel() {
   local emulation="${BROWSER_EMULATION:-cloakbrowser}"
-  emulation="${emulation,,}"
+  emulation="$(normalize_env_value "${emulation}")"
   local proxy="${HTTPS_PROXY:-${https_proxy:-$PROXY_HOST}}"
 
   if [ "${emulation}" != "cloakbrowser" ] && [ "${emulation}" != "flaresolverr" ] && [ -n "${emulation}" ]; then