diff --git a/src/renderer/components/chat-area.ts b/src/renderer/components/chat-area.ts
index 56d02ec..46fef38 100644
--- a/src/renderer/components/chat-area.ts
+++ b/src/renderer/components/chat-area.ts
@@ -373,10 +373,6 @@ export function appendSystemMessage(text: string, tempClass?: string): void {
   scrollToBottom();
 }
 
-export function getMessagesContainer(): HTMLElement {
-  return messagesContainerEl;
-}
-
 export function clearMessages(): void {
   messagesContainerEl.innerHTML = '';
   currentPlaceholder = null;
diff --git a/src/renderer/main.ts b/src/renderer/main.ts
index 40cfe11..1225d41 100644
--- a/src/renderer/main.ts
+++ b/src/renderer/main.ts
@@ -43,7 +43,7 @@ function initHelpModal(): void {
 }
 
 function setupDesktopIntegration(): void {
-  const bridge = window.__metonaBridge;
+  const bridge = window.metonaDesktop;
   if (!bridge || !bridge.isDesktop) {
     logDebug('非桌面环境，跳过桌面集成');
     return;
diff --git a/src/renderer/services/document-processor.ts b/src/renderer/services/document-processor.ts
index 81ac8a3..ac24e85 100644
--- a/src/renderer/services/document-processor.ts
+++ b/src/renderer/services/document-processor.ts
@@ -58,10 +58,6 @@ function splitSentences(text: string): string[] {
   return parts.filter(p => p.trim()).map(p => p.trim() + ' ');
 }
 
-export function extractDocument(content: string, filename: string): { text: string; filename: string } {
-  return { text: content, filename };
-}
-
 export function createChunkMetadata(chunk: string, index: number, docId: string, filename: string) {
   return {
     id: `${docId}_chunk_${index}`,
diff --git a/src/renderer/services/log-service.ts b/src/renderer/services/log-service.ts
index 6456c27..e14aa47 100644
--- a/src/renderer/services/log-service.ts
+++ b/src/renderer/services/log-service.ts
@@ -183,5 +183,4 @@ export function logSession(action: string, detail?: string): void { addLog('info
 export function logMemory(action: string, detail?: string): void { addLog('debug', `记忆: ${action}`, detail); }
 export function logRAG(action: string, detail?: string): void { addLog('info', `RAG: ${action}`, detail); }
 export function logSetting(key: string, value: string): void { addLog('debug', `设置: ${key}`, value); }
-export function logIPC(action: string, detail?: string): void { addLog('debug', `IPC: ${action}`, detail); }
 export function logInit(msg: string): void { addLog('info', `初始化: ${msg}`); }
diff --git a/src/renderer/types.d.ts b/src/renderer/types.d.ts
index 1e1536f..5cc31b1 100644
--- a/src/renderer/types.d.ts
+++ b/src/renderer/types.d.ts
@@ -234,25 +234,6 @@ export interface SaveFileOptions {
   filters?: Array<{ name: string; extensions: string[] }>;
 }
 
-// ── 桌面 Bridge 接口 ──
-
-export interface DesktopBridge {
-  isDesktop: boolean;
-  getInfo: () => Promise<{ platform: string; version: string; arch?: string; electronVersion?: string; userDataPath?: string }>;
-  openFile: (filters?: Array<{ name: string; extensions: string[] }>) => Promise<string[] | null>;
-  saveFile: (options?: SaveFileOptions) => Promise<string | null>;
-  readFile: (filePath: string) => Promise<{ success: boolean; content?: string; name?: string; error?: string }>;
-  writeFile: (filePath: string, content: string) => Promise<{ success: boolean; error?: string }>;
-  notify: (title: string, body: string) => void;
-  minimize: () => void;
-  maximize: () => void;
-  close: () => void;
-  openExternal: (url: string) => void;
-  onMenuAction: (callback: (action: string) => void) => void;
-  onTrayAction: (callback: (action: string) => void) => void;
-  off: (channel: string) => void;
-}
-
 // ── State Keys ──
 
 export type StateKey =
@@ -333,7 +314,6 @@ export type AgentState = 'idle' | 'sending' | 'accumulating' | 'executing' | 'co
 declare global {
   interface Window {
     metonaDesktop?: MetonaDesktopAPI;
-    __metonaBridge?: DesktopBridge;
   }
 }
 
diff --git a/src/renderer/utils/sanitizer.ts b/src/renderer/utils/sanitizer.ts
index cf51362..e5fa47c 100644
--- a/src/renderer/utils/sanitizer.ts
+++ b/src/renderer/utils/sanitizer.ts
@@ -3,7 +3,7 @@
  */
 
 export const SAFE_URI_SCHEMES = new Set(['http:', 'https:', 'mailto:', 'tel:', 'ftp:', 'ftps:', 'xmpp:']);
-export const SAFE_DATA_TYPES = new Set(['image/png', 'image/jpeg', 'image/gif', 'image/webp', 'image/svg+xml']);
+const SAFE_DATA_TYPES = new Set(['image/png', 'image/jpeg', 'image/gif', 'image/webp', 'image/svg+xml']);
 
 const ALLOWED_TAGS = new Set([
   'a', 'abbr', 'b', 'blockquote', 'br', 'code', 'del', 'details', 'div',
diff --git a/vite.config.ts b/vite.config.ts
index 1a1f803..00b683a 100644
--- a/vite.config.ts
+++ b/vite.config.ts
@@ -14,7 +14,4 @@ export default defineConfig({
   css: {
     preprocessorOptions: {},
   },
-  server: {
-    port: 5173,
-  },
 });