diff --git a/package.json b/package.json
index 0530bf2d..27df4214 100644
--- a/package.json
+++ b/package.json
@@ -46,54 +46,53 @@
     ]
   },
   "dependencies": {
-    "@element-plus/icons-vue": "^2.3.1",
-    "@stomp/stompjs": "^7.1.1",
+    "@element-plus/icons-vue": "^2.3.2",
+    "@stomp/stompjs": "^7.2.0",
     "@vueuse/core": "^12.8.2",
-    "@wangeditor-next/editor": "^5.6.42",
+    "@wangeditor-next/editor": "^5.6.45",
     "@wangeditor-next/editor-for-vue": "^5.1.14",
     "animate.css": "^4.1.1",
-    "axios": "^1.11.0",
-    "codemirror": "^5.65.19",
+    "axios": "^1.12.2",
+    "codemirror": "^5.65.20",
     "codemirror-editor-vue3": "^2.8.0",
     "default-passive-events": "^2.0.0",
     "echarts": "^5.6.0",
-    "element-plus": "^2.10.5",
+    "element-plus": "^2.11.2",
     "exceljs": "^4.4.0",
     "lodash-es": "^4.17.21",
     "nprogress": "^0.2.0",
     "path-browserify": "^1.0.1",
-    "path-to-regexp": "^8.2.0",
+    "path-to-regexp": "^8.3.0",
     "pinia": "^3.0.3",
     "qs": "^6.14.0",
     "sortablejs": "^1.15.6",
-    "vue": "^3.5.18",
+    "vue": "^3.5.21",
     "vue-draggable-plus": "^0.6.0",
-    "vue-i18n": "^11.1.11",
-    "vue-pdf-embed": "^2.1.3",
+    "vue-i18n": "^11.1.12",
     "vue-router": "^4.5.1",
     "vxe-table": "~4.6.25"
   },
   "devDependencies": {
     "@commitlint/cli": "^19.8.1",
     "@commitlint/config-conventional": "^19.8.1",
-    "@eslint/js": "^9.32.0",
+    "@eslint/js": "^9.35.0",
     "@iconify/utils": "^2.3.0",
     "@types/codemirror": "^5.60.16",
     "@types/lodash-es": "^4.17.12",
-    "@types/node": "^22.17.0",
+    "@types/node": "^22.18.4",
     "@types/nprogress": "^0.2.3",
     "@types/path-browserify": "^1.0.3",
     "@types/qs": "^6.14.0",
     "@types/sortablejs": "^1.15.8",
-    "@typescript-eslint/eslint-plugin": "^8.38.0",
-    "@typescript-eslint/parser": "^8.38.0",
+    "@typescript-eslint/eslint-plugin": "^8.44.0",
+    "@typescript-eslint/parser": "^8.44.0",
     "@vitejs/plugin-vue": "^6.0.1",
     "autoprefixer": "^10.4.21",
     "commitizen": "^4.3.1",
     "cz-git": "^1.12.0",
-    "eslint": "^9.32.0",
+    "eslint": "^9.35.0",
     "eslint-config-prettier": "^10.1.8",
-    "eslint-plugin-prettier": "^5.5.3",
+    "eslint-plugin-prettier": "^5.5.4",
     "eslint-plugin-vue": "^10.4.0",
     "globals": "^15.15.0",
     "husky": "^9.1.7",
@@ -102,22 +101,22 @@
     "postcss-html": "^1.8.0",
     "postcss-scss": "^4.0.9",
     "prettier": "^3.6.2",
-    "sass": "^1.89.2",
-    "stylelint": "^16.23.0",
+    "sass": "^1.92.1",
+    "stylelint": "^16.24.0",
     "stylelint-config-html": "^1.1.0",
     "stylelint-config-recess-order": "^6.1.0",
     "stylelint-config-recommended": "^15.0.0",
     "stylelint-config-recommended-scss": "^14.1.0",
     "stylelint-config-recommended-vue": "^1.6.1",
     "stylelint-prettier": "^5.0.3",
-    "terser": "^5.43.1",
+    "terser": "^5.44.0",
     "typescript": "^5.9.2",
-    "typescript-eslint": "^8.38.0",
-    "unocss": "^66.4.0",
+    "typescript-eslint": "^8.44.0",
+    "unocss": "^66.5.1",
     "unplugin-auto-import": "^19.3.0",
     "unplugin-vue-components": "^28.8.0",
-    "vite": "^7.0.6",
-    "vite-plugin-mock-dev-server": "^1.9.1",
+    "vite": "^7.1.5",
+    "vite-plugin-mock-dev-server": "^1.9.3",
     "vue-eslint-parser": "^10.2.0",
     "vue-tsc": "^2.2.12"
   },
diff --git a/src/composables/index.ts b/src/composables/index.ts
index 7fd51910..59c5e4b5 100644
--- a/src/composables/index.ts
+++ b/src/composables/index.ts
@@ -1,5 +1,5 @@
 export { useStomp } from "./websocket/useStomp";
-export { useDictSync } from "./websocket/useDictSync";
+export { useDictSync, DictMessage } from "./websocket/useDictSync";
 export { useOnlineCount } from "./websocket/useOnlineCount";
 
 export { useLayout } from "./layout/useLayout";
diff --git a/src/composables/websocket/useDictSync.ts b/src/composables/websocket/useDictSync.ts
index d1efb85d..345751bd 100644
--- a/src/composables/websocket/useDictSync.ts
+++ b/src/composables/websocket/useDictSync.ts
@@ -1,4 +1,3 @@
-import { ref } from "vue";
 import { useDictStoreHook } from "@/store/modules/dict-store";
 import { useStomp } from "./useStomp";
 import type { IMessage } from "@stomp/stompjs";
diff --git a/src/store/modules/settings-store.ts b/src/store/modules/settings-store.ts
index 092e948f..8a260e83 100644
--- a/src/store/modules/settings-store.ts
+++ b/src/store/modules/settings-store.ts
@@ -71,7 +71,7 @@ export const useSettingsStore = defineStore("setting", () => {
   // 监听主题变化，自动应用样式
   watch(
     [theme, themeColor],
-    ([newTheme, newThemeColor]) => {
+    ([newTheme, newThemeColor]: [ThemeMode, string]) => {
       toggleDarkMode(newTheme === ThemeMode.DARK);
       const colors = generateThemeColors(newThemeColor, newTheme);
       applyTheme(colors);
diff --git a/src/views/demo/pdf-preview.vue b/src/views/demo/pdf-preview.vue
deleted file mode 100644
index d22b4acb..00000000
--- a/src/views/demo/pdf-preview.vue
+++ /dev/null
@@ -1,564 +0,0 @@
-<template>
-  <div class="app-container">
-    <el-card class="box-card">
-      <template #header>
-        <div class="card-header flex justify-between items-center">
-          <div class="flex items-center gap-2">
-            <span>PDF预览组件演示</span>
-            <el-tag type="info">vue-pdf-embed</el-tag>
-          </div>
-          <el-link
-            :icon="Link"
-            href="https://gitee.com/youlaiorg/vue3-element-admin/blob/master/src/views/demo/pdf-preview.vue"
-            type="primary"
-            target="_blank"
-          >
-            源码
-          </el-link>
-        </div>
-      </template>
-
-      <div class="pdf-layout">
-        <!-- 左侧：控制面板 + 工具栏 + 设置 -->
-        <div class="side-panel">
-          <!-- 控制面板 -->
-          <div class="control-panel mb-4">
-            <el-row :gutter="16">
-              <el-col :span="24">
-                <el-form-item label="选择PDF文件:">
-                  <el-select v-model="selectedPdf" placeholder="请选择PDF文件" style="width: 100%">
-                    <el-option
-                      v-for="pdf in pdfOptions"
-                      :key="pdf.value"
-                      :label="pdf.label"
-                      :value="pdf.value"
-                    />
-                  </el-select>
-                </el-form-item>
-              </el-col>
-              <el-col :span="24">
-                <el-form-item label="自定义PDF链接:">
-                  <el-input
-                    v-model="customPdfUrl"
-                    placeholder="请输入PDF链接"
-                    @keyup.enter="loadCustomPdf"
-                  >
-                    <template #append>
-                      <el-button @click="loadCustomPdf">加载</el-button>
-                    </template>
-                  </el-input>
-                </el-form-item>
-              </el-col>
-            </el-row>
-          </div>
-
-          <!-- PDF工具栏 -->
-          <div class="pdf-toolbar mb-4">
-            <el-row :gutter="12" class="items-center">
-              <el-col :span="24">
-                <div class="flex items-center gap-2 mb-2">
-                  <el-button
-                    type="primary"
-                    :icon="ZoomIn"
-                    size="small"
-                    :disabled="!pdfSrc"
-                    @click="zoomIn"
-                  >
-                    放大
-                  </el-button>
-                  <el-button
-                    type="primary"
-                    :icon="ZoomOut"
-                    size="small"
-                    :disabled="!pdfSrc"
-                    @click="zoomOut"
-                  >
-                    缩小
-                  </el-button>
-                  <el-button size="small" :disabled="!pdfSrc" @click="resetZoom">
-                    重置缩放
-                  </el-button>
-                </div>
-                <div class="flex items-center gap-2">
-                  <el-button
-                    type="primary"
-                    size="small"
-                    :disabled="currentPage <= 1"
-                    @click="prevPage"
-                  >
-                    上一页
-                  </el-button>
-                  <el-input-number
-                    v-model="currentPage"
-                    :min="minPage"
-                    :max="maxPage"
-                    size="small"
-                    style="width: 120px"
-                    :disabled="!pdfSrc"
-                    @change="handlePageNumberChange"
-                  />
-                  <span class="text-sm text-gray-500">/ {{ totalPages }}</span>
-                  <el-button
-                    type="primary"
-                    size="small"
-                    :disabled="currentPage >= totalPages"
-                    @click="nextPage"
-                  >
-                    下一页
-                  </el-button>
-                </div>
-                <div class="flex items-center justify-between mt-2">
-                  <span class="text-sm text-gray-500">缩放: {{ Math.round(scale * 100) }}%</span>
-                  <el-button
-                    type="success"
-                    :icon="Download"
-                    size="small"
-                    :disabled="!pdfSrc"
-                    @click="downloadPdf"
-                  >
-                    下载
-                  </el-button>
-                </div>
-              </el-col>
-            </el-row>
-          </div>
-
-          <!-- 设置面板 -->
-          <div class="settings-panel">
-            <el-row :gutter="16">
-              <el-col :span="24">
-                <el-form-item label="显示缩略图:">
-                  <el-switch v-model="showThumbnails" />
-                </el-form-item>
-              </el-col>
-              <el-col :span="24">
-                <el-form-item label="旋转角度:">
-                  <el-select v-model="rotation" style="width: 100%">
-                    <el-option label="0°" :value="0" />
-                    <el-option label="90°" :value="90" />
-                    <el-option label="180°" :value="180" />
-                    <el-option label="270°" :value="270" />
-                  </el-select>
-                </el-form-item>
-              </el-col>
-            </el-row>
-          </div>
-        </div>
-
-        <!-- 中间：预览区域 -->
-        <div class="preview-panel">
-          <div
-            ref="previewWrapRef"
-            v-loading="loading"
-            class="pdf-container"
-            element-loading-text="PDF加载中..."
-            element-loading-background="rgba(255,255,255,0.6)"
-          >
-            <div v-if="error" class="error-container">
-              <el-result icon="error" title="PDF加载失败" :sub-title="error">
-                <template #extra>
-                  <el-button type="primary" @click="retryLoad">重试</el-button>
-                </template>
-              </el-result>
-            </div>
-
-            <div v-else-if="!pdfSrc" class="empty-container">
-              <el-empty description="请选择要预览的PDF文件" />
-            </div>
-
-            <div v-else class="pdf-viewer">
-              <VuePdfEmbed
-                ref="pdfRef"
-                :source="pdfSrc"
-                :page="currentPage"
-                :width="pageWidth"
-                :rotation="rotation"
-                class="pdf-embed"
-                @loaded="onPdfLoaded"
-                @loading-failed="onLoadingFailed"
-                @page-loaded="onPageLoaded"
-                @password-requested="onPasswordRequested"
-              />
-            </div>
-          </div>
-        </div>
-
-        <!-- 右侧：竖向缩略图栏 -->
-        <div v-if="showThumbnails && pdfSrc" class="thumb-panel">
-          <div class="thumbs-wrap">
-            <div
-              v-for="pageNum in totalPages"
-              :key="pageNum"
-              :class="['thumb-item', { active: pageNum === currentPage }]"
-              @click="goToPage(pageNum)"
-            >
-              <VuePdfEmbed :source="pdfSrc" :page="pageNum" :scale="0.2" class="thumbnail-pdf" />
-              <div class="thumb-label">{{ pageNum }}</div>
-            </div>
-          </div>
-        </div>
-      </div>
-    </el-card>
-  </div>
-</template>
-
-<script setup lang="ts">
-import VuePdfEmbed from "vue-pdf-embed";
-import { ZoomIn, ZoomOut, Download, Link } from "@element-plus/icons-vue";
-import { ElMessage, ElMessageBox } from "element-plus";
-
-defineOptions({
-  name: "PdfPreview",
-  inheritAttrs: false,
-});
-
-// PDF源文件
-const pdfSrc = ref<string>("");
-const selectedPdf = ref<string>("");
-const customPdfUrl = ref<string>("");
-
-// PDF状态
-const loading = ref(false);
-const error = ref<string>("");
-const totalPages = ref(0);
-const currentPage = ref(1);
-const scale = ref(1.0);
-const rotation = ref(0);
-// 确保 InputNumber 的 min <= max
-const minPage = computed(() => 1);
-const maxPage = computed(() => Math.max(totalPages.value, 1));
-
-// 设置选项
-const showThumbnails = ref(false);
-
-// PDF引用
-const pdfRef = ref();
-const previewWrapRef = ref<HTMLElement | null>(null);
-
-// 缩放以“容器宽度”为基准：pageWidth = containerWidth * scale
-const pageWidth = ref<number | undefined>(undefined);
-const updatePageWidth = () => {
-  const wrap = previewWrapRef.value;
-  if (!wrap) return;
-  // 预留左右 padding
-  const containerWidth = Math.max(200, wrap.clientWidth - 40);
-  pageWidth.value = Math.round(containerWidth * scale.value);
-};
-
-// 预设PDF选项
-const pdfOptions = [
-  {
-    label: "示例PDF文档",
-    value: "https://mozilla.github.io/pdf.js/web/compressed.tracemonkey-pldi-09.pdf",
-  },
-];
-
-// 监听选中的PDF变化
-watch(selectedPdf, (newVal) => {
-  if (newVal) loadPdf(newVal);
-});
-
-// 默认选中第一个示例并加载
-onMounted(() => {
-  if (!selectedPdf.value && pdfOptions.length > 0) {
-    selectedPdf.value = pdfOptions[0].value;
-  }
-  // 初始计算
-  nextTick(updatePageWidth);
-  window.addEventListener("resize", updatePageWidth);
-});
-
-onBeforeUnmount(() => {
-  window.removeEventListener("resize", updatePageWidth);
-});
-
-// 加载PDF
-const loadPdf = async (url: string) => {
-  loading.value = true;
-  error.value = "";
-  pdfSrc.value = url;
-  currentPage.value = 1;
-  scale.value = 1.0;
-  rotation.value = 0;
-  nextTick(updatePageWidth);
-};
-
-// 加载自定义PDF
-const loadCustomPdf = () => {
-  if (!customPdfUrl.value.trim()) return ElMessage.warning("请输入PDF链接");
-  if (!customPdfUrl.value.toLowerCase().endsWith(".pdf"))
-    return ElMessage.warning("请输入有效的PDF链接");
-  loadPdf(customPdfUrl.value.trim());
-};
-
-// 仅在首次/切换 source 时提示加载完成
-const lastLoadedSrc = ref<string>("");
-const onPdfLoaded = (pdf: any) => {
-  loading.value = false;
-  totalPages.value = pdf.numPages;
-  if (pdfSrc.value !== lastLoadedSrc.value) {
-    lastLoadedSrc.value = pdfSrc.value;
-    ElMessage.success(`PDF加载成功，共 ${pdf.numPages} 页`);
-  }
-};
-
-// PDF加载失败
-const onLoadingFailed = (error: any) => {
-  loading.value = false;
-  error.value = error.message || "PDF加载失败";
-  ElMessage.error("PDF加载失败: " + error.value);
-};
-
-// 页面加载完成
-const onPageLoaded = () => {};
-
-// 密码保护的PDF
-const onPasswordRequested = async (callback: any) => {
-  try {
-    const { value: password } = await ElMessageBox.prompt(
-      "此PDF文件受密码保护，请输入密码",
-      "密码验证",
-      {
-        confirmButtonText: "确定",
-        cancelButtonText: "取消",
-        inputType: "password",
-      }
-    );
-    callback(password);
-  } catch {
-    callback(null);
-  }
-};
-
-// 重试加载
-const retryLoad = () => {
-  if (pdfSrc.value) loadPdf(pdfSrc.value);
-};
-
-// 放大/缩小/重置
-const zoomIn = () => {
-  scale.value = Math.min(scale.value + 0.25, 3.0);
-  updatePageWidth();
-};
-const zoomOut = () => {
-  scale.value = Math.max(scale.value - 0.25, 0.25);
-  updatePageWidth();
-};
-const resetZoom = () => {
-  scale.value = 1.0;
-  updatePageWidth();
-};
-
-// 上一页/下一页
-const prevPage = () => {
-  if (currentPage.value > 1) currentPage.value--;
-};
-const nextPage = () => {
-  if (currentPage.value < totalPages.value) currentPage.value++;
-};
-
-// 跳转到指定页（用于按钮/缩略图）
-const goToPage = (page: number) => {
-  if (typeof page !== "number") return;
-  if (page >= 1 && page <= totalPages.value) currentPage.value = page;
-};
-
-// 处理 el-input-number 的 @change 回调签名 (cur, prev)
-const handlePageNumberChange = (cur?: number) => {
-  if (typeof cur !== "number") return;
-  goToPage(cur);
-};
-
-// 下载PDF
-const downloadPdf = () => {
-  if (!pdfSrc.value) return;
-  const src = pdfSrc.value as string;
-
-  // 如果是 http(s) 链接，用 fetch 以 Blob 下载，确保进入浏览器下载管理器
-  if (/^https?:/i.test(src)) {
-    (async () => {
-      try {
-        const response = await fetch(src, { mode: "cors" });
-        const blob = await response.blob();
-
-        // 从响应头或 URL 推断文件名
-        const getFileName = () => {
-          const cd = response.headers.get("content-disposition") || "";
-          const m = cd.match(/filename\*=UTF-8''([^;]+)|filename="?([^";]+)"?/i);
-          if (m) return decodeURIComponent(m[1] || m[2]);
-          try {
-            const u = new URL(src, window.location.href);
-            const name = u.pathname.split("/").pop() || "";
-            return name || `document-${Date.now()}.pdf`;
-          } catch {
-            return `document-${Date.now()}.pdf`;
-          }
-        };
-
-        const fileName = getFileName();
-        const url = URL.createObjectURL(blob);
-        const a = document.createElement("a");
-        a.href = url;
-        a.download = fileName.endsWith(".pdf") ? fileName : `${fileName}.pdf`;
-        document.body.appendChild(a);
-        a.click();
-        a.remove();
-        URL.revokeObjectURL(url);
-        ElMessage.success("已开始下载");
-      } catch {
-        // 回退到组件内置下载
-        try {
-          await (pdfRef.value as any)?.download?.(`document-${Date.now()}.pdf`);
-        } catch {
-          ElMessage.error("下载失败");
-        }
-      }
-    })();
-    return;
-  }
-
-  // 其他来源（如 base64、本地 Blob 等）使用组件自带方法
-  try {
-    (pdfRef.value as any)?.download?.(`document-${Date.now()}.pdf`);
-  } catch {
-    // 最后兜底：创建本地链接
-    const link = document.createElement("a");
-    link.href = src;
-    link.download = `document-${Date.now()}.pdf`;
-    document.body.appendChild(link);
-    link.click();
-    document.body.removeChild(link);
-  }
-};
-</script>
-
-<style lang="scss" scoped>
-.app-container {
-  .card-header {
-    font-weight: 600;
-  }
-
-  .pdf-layout {
-    display: flex;
-    gap: 16px;
-  }
-
-  .side-panel {
-    position: sticky;
-    top: 0;
-    flex-shrink: 0;
-    align-self: flex-start;
-    width: 320px;
-  }
-
-  .control-panel {
-    padding: 16px;
-    background-color: var(--el-bg-color-page);
-    border-radius: 6px;
-  }
-
-  .pdf-toolbar {
-    padding: 12px;
-    background-color: var(--el-fill-color-lighter);
-    border: 1px solid var(--el-border-color-light);
-    border-radius: 6px;
-  }
-
-  .preview-panel {
-    flex: 1;
-    min-width: 0;
-  }
-
-  .pdf-container {
-    position: relative;
-    min-height: 400px;
-    max-height: 80vh; /* 预览区域上限高度，超出出现滚动条 */
-    overflow: auto; /* 允许横向滚动以展示放大效果 */
-    background-color: #f5f5f5;
-    border: 1px solid var(--el-border-color);
-    border-radius: 6px;
-
-    .loading-container,
-    .error-container,
-    .empty-container {
-      display: flex;
-      align-items: center;
-      justify-content: center;
-      height: 400px;
-    }
-
-    .pdf-viewer {
-      display: flex;
-      justify-content: flex-start; /* 放大后从左侧开始，避免被居中压缩 */
-      padding: 20px;
-
-      .pdf-embed {
-        border: 1px solid #ddd;
-        box-shadow: 0 4px 8px rgba(0, 0, 0, 0.1);
-        :deep(canvas) {
-          display: block;
-          max-width: none !important; /* 允许超出容器按实际像素渲染 */
-        }
-        /* 让 overlay 图层不参与流式高度计算 */
-        :deep(.textLayer),
-        :deep(.annotationLayer) {
-          position: absolute !important;
-          top: 0;
-          right: 0;
-          bottom: 0;
-          left: 0;
-          pointer-events: auto;
-        }
-      }
-    }
-  }
-
-  /* 右侧缩略图栏 */
-  .thumb-panel {
-    flex-shrink: 0;
-    align-self: flex-start;
-    width: 220px;
-  }
-  .thumbs-wrap {
-    max-height: 80vh;
-    padding: 8px;
-    overflow-y: auto;
-    background: var(--el-bg-color-page);
-    border: 1px solid var(--el-border-color-light);
-    border-radius: 6px;
-  }
-  .thumb-item {
-    position: relative;
-    padding: 8px;
-    margin-bottom: 8px;
-    cursor: pointer;
-    border: 2px solid transparent;
-    border-radius: 4px;
-    transition: all 0.2s ease;
-    &:hover {
-      background-color: var(--el-color-primary-light-9);
-      border-color: var(--el-color-primary);
-    }
-    &.active {
-      background-color: var(--el-color-primary-light-8);
-      border-color: var(--el-color-primary);
-    }
-    .thumbnail-pdf {
-      width: 100%;
-      border: 1px solid #ddd;
-    }
-    .thumb-label {
-      margin-top: 4px;
-      font-size: 12px;
-      color: var(--el-text-color-regular);
-      text-align: center;
-    }
-  }
-
-  .settings-panel {
-    padding: 16px;
-    background-color: var(--el-bg-color-page);
-    border-radius: 6px;
-  }
-}
-</style>