diff --git a/ruoyi-admin/src/main/resources/application-dev.yml b/ruoyi-admin/src/main/resources/application-dev.yml
index cfbb80e..52bf511 100644
--- a/ruoyi-admin/src/main/resources/application-dev.yml
+++ b/ruoyi-admin/src/main/resources/application-dev.yml
@@ -1,3 +1,8 @@
+--- # 本地开发环境覆盖
+ruoyi:
+  profile: /home/wy/oa/uploadPath
+  server-url: http://localhost:8080
+
 --- # 监控中心配置
 spring.boot.admin.client:
   # 增加客户端开关
diff --git a/ruoyi-admin/src/main/resources/application-prod.yml b/ruoyi-admin/src/main/resources/application-prod.yml
index 86747ce..b0e348d 100644
--- a/ruoyi-admin/src/main/resources/application-prod.yml
+++ b/ruoyi-admin/src/main/resources/application-prod.yml
@@ -1,3 +1,7 @@
+--- # 生产环境覆盖
+ruoyi:
+  profile: /home/wy/oa/uploadPath
+  server-url: http://49.232.154.205:8080
 
 --- # 监控中心配置
 spring.boot.admin.client:
diff --git a/ruoyi-admin/src/main/resources/application.yml b/ruoyi-admin/src/main/resources/application.yml
index 7a76333..2ea01bd 100644
--- a/ruoyi-admin/src/main/resources/application.yml
+++ b/ruoyi-admin/src/main/resources/application.yml
@@ -12,9 +12,10 @@ ruoyi:
   addressEnabled: true
   # 缓存懒加载
   cacheLazy: false
-  # 文件路径
+  # 服务地址（各环境 profile 覆盖此值）
+  server-url: http://localhost:8080
+  # 文件路径（各环境 profile 覆盖此值）
   profile: /home/wy/oa/uploadPath
-#  profile: F:\work\fad_oa系统\fad_oa\temp
 
 captcha:
   # 页面 <参数设置> 可开启关闭 验证码校验
diff --git a/ruoyi-framework/src/main/java/com/ruoyi/framework/config/ServerConfig.java b/ruoyi-framework/src/main/java/com/ruoyi/framework/config/ServerConfig.java
index a65e640..3a9b8c0 100644
--- a/ruoyi-framework/src/main/java/com/ruoyi/framework/config/ServerConfig.java
+++ b/ruoyi-framework/src/main/java/com/ruoyi/framework/config/ServerConfig.java
@@ -4,6 +4,8 @@ package com.ruoyi.framework.config;
 import javax.servlet.http.HttpServletRequest;
 
 import com.ruoyi.common.utils.ServletUtils;
+import com.ruoyi.common.utils.StringUtils;
+import org.springframework.beans.factory.annotation.Value;
 import org.springframework.stereotype.Component;
 
 /**
@@ -14,13 +16,21 @@ import org.springframework.stereotype.Component;
 @Component
 public class ServerConfig
 {
+
+    @Value("${ruoyi.server-url:}")
+    private String serverUrl;
+
     /**
      * 获取完整的请求路径，包括：域名，端口，上下文访问路径
+     * 优先使用配置的 ruoyi.server-url，未配置时从请求动态解析
      *
      * @return 服务地址
      */
     public String getUrl()
     {
+        if (StringUtils.isNotEmpty(serverUrl)) {
+            return serverUrl;
+        }
         HttpServletRequest request = ServletUtils.getRequest();
         return getDomain(request);
     }
diff --git a/ruoyi-ui/src/views/rm/drawingDesign/index.vue b/ruoyi-ui/src/views/rm/drawingDesign/index.vue
index 33e2959..7d7dc53 100644
--- a/ruoyi-ui/src/views/rm/drawingDesign/index.vue
+++ b/ruoyi-ui/src/views/rm/drawingDesign/index.vue
@@ -126,8 +126,9 @@
           </el-collapse-item>
         </el-collapse>
         <!-- Viewer -->
-        <div class="viewer-area" ref="viewerContainer">
-          <div v-if="!selected || !selected.fileUrl" class="viewer-placeholder">
+        <div class="viewer-area">
+          <iframe v-if="selected && selected.fileUrl" :src="selected.fileUrl" style="width:100%;height:100%;border:0;" />
+          <div v-else class="viewer-placeholder">
             <i class="el-icon-view" style="font-size:48px;color:#c0c4cc;"></i>
             <p style="color:#909399;margin-top:8px;">{{ selected ? '暂未上传文件' : '点击左侧图纸进行预览' }}</p>
           </div>
@@ -254,7 +255,6 @@ import { listProject } from '@/api/rm/project'
 import { listFileReview, addFileReview } from '@/api/rm/fileReview'
 import { listRmTask } from '@/api/oa/task'
 import { getToken } from '@/utils/auth'
-import { mountViewerFrame } from '@flyfish-group/file-viewer-web'
 
 export default {
   name: 'RmDrawingDesign',
@@ -274,7 +274,6 @@ export default {
       uploadUrl: process.env.VUE_APP_BASE_API + '/common/upload',
       uploadHeaders: { Authorization: 'Bearer ' + getToken() },
       selected: null,
-      viewerCtrl: null,
       collapseActive: [],
       fileReviews: [],
       rmTasks: [],
@@ -287,9 +286,6 @@ export default {
     }
   },
   created() { this.loadCurrentProject() },
-  beforeDestroy() {
-    this.destroyViewer()
-  },
   methods: {
     loadRmTasks(projectId) {
       if (!projectId) return
@@ -329,25 +325,8 @@ export default {
     handlePageChange(val) { this.query.pageNum = val; this.loadList() },
     handleRowClick(row) {
       this.selected = row
-      this.$nextTick(() => {
-        this.mountPreview(row)
-      })
       this.loadReviews('drawing_design', row.drawingId)
     },
-    mountPreview(row) {
-      this.destroyViewer()
-      if (!row.fileUrl || !this.$refs.viewerContainer) return
-      this.viewerCtrl = mountViewerFrame(this.$refs.viewerContainer, {
-        url: row.fileUrl,
-        options: { theme: 'light' }
-      })
-    },
-    destroyViewer() {
-      if (this.viewerCtrl) {
-        this.viewerCtrl.destroy()
-        this.viewerCtrl = null
-      }
-    },
     handleAdd() {
       this.dialogTitle = '新增图纸'
       if (!this.currentProjectId) { this.$message.warning('请先在项目总览中创建项目'); return }
@@ -368,7 +347,6 @@ export default {
         delDrawingDesign(row.drawingId).then(() => {
           this.$message.success('删除成功')
           if (this.selected && this.selected.drawingId === row.drawingId) {
-            this.destroyViewer()
             this.selected = null
             this.fileReviews = []
           }
diff --git a/ruoyi-ui/src/views/rm/installFeedback/index.vue b/ruoyi-ui/src/views/rm/installFeedback/index.vue
index e654dd3..df02fcb 100644
--- a/ruoyi-ui/src/views/rm/installFeedback/index.vue
+++ b/ruoyi-ui/src/views/rm/installFeedback/index.vue
@@ -88,7 +88,9 @@
               <el-button type="text" size="mini" icon="el-icon-download" style="margin-left:auto;" @click.stop="downloadFile(f)">下载</el-button>
             </div>
             <!-- Preview area (below attachments) -->
-            <div v-if="previewFile" class="attach-preview" ref="viewerContainer"></div>
+            <div v-if="previewFile" class="attach-preview">
+              <iframe :src="previewFile" style="width:100%;height:100%;border:0;" />
+            </div>
           </div>
         </div>
         <!-- No selection -->
@@ -154,7 +156,6 @@
 import { listInstallFeedbackAll, addInstallFeedback, updateInstallFeedback, delInstallFeedback } from '@/api/rm/installFeedback'
 import { listProject } from '@/api/rm/project'
 import { getToken } from '@/utils/auth'
-import { mountViewerFrame } from '@flyfish-group/file-viewer-web'
 
 export default {
   name: 'RmInstallFeedback',
@@ -173,8 +174,7 @@ export default {
       selected: null,
       filterTitle: '',
       filterStatus: '',
-      previewFile: null,
-      viewerCtrl: null
+      previewFile: null
     }
   },
   computed: {
@@ -191,9 +191,6 @@ export default {
     }
   },
   created() { this.loadCurrentProject() },
-  beforeDestroy() {
-    this.destroyViewer()
-  },
   methods: {
     statusTag(status) {
       return { pending: 'warning', processing: 'primary', resolved: 'success' }[status] || ''
@@ -225,24 +222,9 @@ export default {
     handleRowClick(row) {
       this.selected = row
       this.previewFile = null
-      this.destroyViewer()
     },
     previewAttachment(url) {
       this.previewFile = url
-      this.$nextTick(() => {
-        this.destroyViewer()
-        if (!this.$refs.viewerContainer) return
-        this.viewerCtrl = mountViewerFrame(this.$refs.viewerContainer, {
-          url: url,
-          options: { theme: 'light' }
-        })
-      })
-    },
-    destroyViewer() {
-      if (this.viewerCtrl) {
-        this.viewerCtrl.destroy()
-        this.viewerCtrl = null
-      }
     },
     handleAdd() {
       this.dialogTitle = '反馈问题'
@@ -274,7 +256,6 @@ export default {
       this.$confirm('确认删除？', '提示', { type: 'warning' }).then(() => {
         delInstallFeedback(row.feedbackId).then(() => {
           if (this.selected && this.selected.feedbackId === row.feedbackId) {
-            this.destroyViewer()
             this.selected = null
             this.previewFile = null
           }
diff --git a/ruoyi-ui/src/views/rm/layout/index.vue b/ruoyi-ui/src/views/rm/layout/index.vue
index 681abb1..f0030bf 100644
--- a/ruoyi-ui/src/views/rm/layout/index.vue
+++ b/ruoyi-ui/src/views/rm/layout/index.vue
@@ -138,8 +138,9 @@
           </el-collapse-item>
         </el-collapse>
         <!-- Viewer -->
-        <div class="viewer-area" ref="viewerContainer">
-          <div v-if="!selectedFile || !selectedFile.fileUrl" class="viewer-placeholder">
+        <div class="viewer-area">
+          <iframe v-if="selectedFile && selectedFile.fileUrl" :src="selectedFile.fileUrl" style="width:100%;height:100%;border:0;" />
+          <div v-else class="viewer-placeholder">
             <i class="el-icon-view" style="font-size:48px;color:#c0c4cc;"></i>
             <p style="color:#909399;margin-top:8px;">点击左侧文件进行预览</p>
           </div>
@@ -242,7 +243,6 @@ import { listProject } from '@/api/rm/project'
 import { listFileReview, addFileReview } from '@/api/rm/fileReview'
 import { listRmTask } from '@/api/oa/task'
 import { getToken } from '@/utils/auth'
-import { mountViewerFrame } from '@flyfish-group/file-viewer-web'
 
 export default {
   name: 'RmLayoutFile',
@@ -262,7 +262,6 @@ export default {
       uploadUrl: process.env.VUE_APP_BASE_API + '/common/upload',
       uploadHeaders: { Authorization: 'Bearer ' + getToken() },
       selectedFile: null,
-      viewerCtrl: null,
       collapseActive: [],
       fileReviews: [],
       rmTasks: [],
@@ -275,9 +274,6 @@ export default {
     }
   },
   created() { this.loadCurrentProject() },
-  beforeDestroy() {
-    this.destroyViewer()
-  },
   methods: {
     loadCurrentProject() {
       const pid = this.$route.query.projectId || sessionStorage.getItem('rm_current_project_id')
@@ -317,9 +313,6 @@ export default {
     handlePageChange(val) { this.query.pageNum = val; this.loadList() },
     handleRowClick(row) {
       this.selectedFile = row
-      this.$nextTick(() => {
-        this.mountPreview(row)
-      })
       this.loadReviews('layout', row.layoutFileId)
     },
     loadReviews(fileModule, fileId) {
@@ -328,20 +321,6 @@ export default {
         this.fileReviews = res.data || []
       })
     },
-    mountPreview(row) {
-      this.destroyViewer()
-      if (!row.fileUrl || !this.$refs.viewerContainer) return
-      this.viewerCtrl = mountViewerFrame(this.$refs.viewerContainer, {
-        url: row.fileUrl,
-        options: { theme: 'light' }
-      })
-    },
-    destroyViewer() {
-      if (this.viewerCtrl) {
-        this.viewerCtrl.destroy()
-        this.viewerCtrl = null
-      }
-    },
     handleAdd() {
       this.dialogTitle = '新增布局图'
       if (!this.currentProjectId) { this.$message.warning('请先在项目总览中创建项目'); return }
@@ -362,7 +341,6 @@ export default {
         delLayoutFile(row.layoutFileId).then(() => {
           this.$message.success('删除成功')
           if (this.selectedFile && this.selectedFile.layoutFileId === row.layoutFileId) {
-            this.destroyViewer()
             this.selectedFile = null
             this.fileReviews = []
           }
diff --git a/ruoyi-ui/src/views/rm/manuals/index.vue b/ruoyi-ui/src/views/rm/manuals/index.vue
index dc8e22b..6739faf 100644
--- a/ruoyi-ui/src/views/rm/manuals/index.vue
+++ b/ruoyi-ui/src/views/rm/manuals/index.vue
@@ -88,8 +88,9 @@
           </el-collapse-item>
         </el-collapse>
         <!-- Viewer -->
-        <div class="viewer-area" ref="viewerContainer">
-          <div v-if="!selected || !selected.fileUrl" class="viewer-placeholder">
+        <div class="viewer-area">
+          <iframe v-if="selected && selected.fileUrl" :src="selected.fileUrl" style="width:100%;height:100%;border:0;" />
+          <div v-else class="viewer-placeholder">
             <i class="el-icon-view" style="font-size:48px;color:#c0c4cc;"></i>
             <p style="color:#909399;margin-top:8px;">{{ selected ? '暂未上传文件' : '点击左侧文件进行预览' }}</p>
           </div>
@@ -168,7 +169,6 @@ import { listProject } from '@/api/rm/project'
 import { listFileReview, addFileReview } from '@/api/rm/fileReview'
 import { listRmTask } from '@/api/oa/task'
 import { getToken } from '@/utils/auth'
-import { mountViewerFrame } from '@flyfish-group/file-viewer-web'
 
 export default {
   name: 'RmManual',
@@ -186,7 +186,6 @@ export default {
       uploadUrl: process.env.VUE_APP_BASE_API + '/common/upload',
       uploadHeaders: { Authorization: 'Bearer ' + getToken() },
       selected: null,
-      viewerCtrl: null,
       collapseActive: [],
       fileReviews: [],
       rmTasks: [],
@@ -210,9 +209,6 @@ export default {
     }
   },
   created() { this.loadCurrentProject() },
-  beforeDestroy() {
-    this.destroyViewer()
-  },
   methods: {
     tagType(type) {
       return { '说明书': 'primary', '图纸': 'success', '维护手册': 'warning', '备件清单': 'info' }[type] || ''
@@ -240,25 +236,8 @@ export default {
     clearFilter() { this.filterName = ''; this.filterType = '' },
     handleRowClick(row) {
       this.selected = row
-      this.$nextTick(() => {
-        this.mountPreview(row)
-      })
       this.loadReviews('manual', row.manualId)
     },
-    mountPreview(row) {
-      this.destroyViewer()
-      if (!row.fileUrl || !this.$refs.viewerContainer) return
-      this.viewerCtrl = mountViewerFrame(this.$refs.viewerContainer, {
-        url: row.fileUrl,
-        options: { theme: 'light' }
-      })
-    },
-    destroyViewer() {
-      if (this.viewerCtrl) {
-        this.viewerCtrl.destroy()
-        this.viewerCtrl = null
-      }
-    },
     handleAdd() {
       this.dialogTitle = '上传说明书/图纸'
       this.form = { manualName: '', docType: '说明书', version: 'V1.0', uploadDate: new Date().toISOString().slice(0, 10), fileUrl: '', description: '' }
@@ -281,7 +260,6 @@ export default {
       this.$confirm('确认删除？', '提示', { type: 'warning' }).then(() => {
         delManual(row.manualId).then(() => {
           if (this.selected && this.selected.manualId === row.manualId) {
-            this.destroyViewer()
             this.selected = null
             this.fileReviews = []
           }