diff --git a/build/linux/appimage/appicon.png b/build/linux/appimage/appicon.png
new file mode 100644
index 0000000..613d223
Binary files /dev/null and b/build/linux/appimage/appicon.png differ
diff --git a/build/linux/voidraft.desktop b/build/linux/voidraft.desktop
new file mode 100644
index 0000000..680f1db
--- /dev/null
+++ b/build/linux/voidraft.desktop
@@ -0,0 +1,10 @@
+[Desktop Entry]
+Type=Application
+Name=voidraft
+Exec=voidraft
+Icon=appicon
+Categories=Development;
+Terminal=false
+Keywords=wails
+Version=1.0
+StartupNotify=false
diff --git a/frontend/src/stores/editorStore.ts b/frontend/src/stores/editorStore.ts
index 44d6bd6..d4dc165 100644
--- a/frontend/src/stores/editorStore.ts
+++ b/frontend/src/stores/editorStore.ts
@@ -9,7 +9,6 @@ import {createBasicSetup} from '@/views/editor/extensions/basicSetup';
 import {
   createStatsUpdateExtension,
   getTabExtensions,
-  updateStats,
   updateTabConfig,
   createAutoSavePlugin,
   createSaveShortcutPlugin,
@@ -22,7 +21,7 @@ import { useThemeStore } from './themeStore';
 import { useI18n } from 'vue-i18n';
 import { SystemThemeType } from '@/../bindings/voidraft/internal/models/models';
 import { DocumentService } from '@/../bindings/voidraft/internal/services';
-
+import {ensureSyntaxTree } from "@codemirror/language"
 export interface DocumentStats {
     lines: number;
     characters: number;
@@ -199,15 +198,15 @@ export const useEditorStore = defineStore('editor', () => {
 
         // 将编辑器实例保存到store
         setEditorView(view);
+
         isEditorInitialized.value = true;
 
-        // 确保编辑器已渲染后再滚动到底部
         scrollToBottom(view);
+
+        ensureSyntaxTree(view.state, view.state.doc.length, 5000)
+
         // 应用初始字体大小
         applyFontSize();
-
-        // 立即更新统计信息
-        updateStats(view, updateDocumentStats);
     };
 
     // 重新配置编辑器
diff --git a/frontend/src/views/editor/extensions/statsExtension.ts b/frontend/src/views/editor/extensions/statsExtension.ts
index a7db4f0..429ae1a 100644
--- a/frontend/src/views/editor/extensions/statsExtension.ts
+++ b/frontend/src/views/editor/extensions/statsExtension.ts
@@ -1,6 +1,8 @@
 import {Extension} from '@codemirror/state';
 import {EditorView} from '@codemirror/view';
 import {DocumentStats} from '@/stores/editorStore';
+import {getActiveNoteBlock} from '@/views/editor/extensions/codeblock/state';
+
 // 更新编辑器文档统计信息
 export const updateStats = (
   view: EditorView, 
@@ -9,22 +11,44 @@ export const updateStats = (
   if (!view) return;
   
   const state = view.state;
-  const doc = state.doc;
-  const text = doc.toString();
   
-  // 计算选中的字符数
+  // 获取当前光标所在的代码块
+  const activeBlock = getActiveNoteBlock(state as any);
+  
+  if (!activeBlock) {
+    // 如果没有活动块，显示空统计
+    updateDocumentStats({
+      lines: 0,
+      characters: 0,
+      selectedCharacters: 0
+    });
+    return;
+  }
+  
+  // 获取当前块的内容范围
+  const blockContent = state.doc.sliceString(activeBlock.content.from, activeBlock.content.to);
+  
+  // 计算块内容的行数
+  const blockLines = blockContent.split('\n').length;
+  
+  // 计算选中的字符数（只统计在当前块内的选中内容）
   let selectedChars = 0;
   const selections = state.selection;
   if (selections) {
     for (let i = 0; i < selections.ranges.length; i++) {
       const range = selections.ranges[i];
-      selectedChars += range.to - range.from;
+      // 计算选中范围与当前块内容范围的交集
+      const selectionStart = Math.max(range.from, activeBlock.content.from);
+      const selectionEnd = Math.min(range.to, activeBlock.content.to);
+      if (selectionStart < selectionEnd) {
+        selectedChars += selectionEnd - selectionStart;
+      }
     }
   }
   
   updateDocumentStats({
-    lines: doc.lines,
-    characters: text.length,
+    lines: blockLines,
+    characters: blockContent.length,
     selectedCharacters: selectedChars
   });
 };
diff --git a/internal/models/config.go b/internal/models/config.go
index 35366de..3d6e04b 100644
--- a/internal/models/config.go
+++ b/internal/models/config.go
@@ -1,8 +1,6 @@
 package models
 
 import (
-	"os"
-	"path/filepath"
 	"time"
 )
 
@@ -103,19 +101,10 @@ type ConfigMetadata struct {
 
 // NewDefaultAppConfig 创建默认应用配置
 func NewDefaultAppConfig() *AppConfig {
-	// 获取当前工作目录
-	currentDir, err := os.Getwd()
-	if err != nil {
-		currentDir = "."
-	}
-
-	// 默认路径配置 - 使用当前目录
-	dataDir := filepath.Join(currentDir, "data")
-
 	return &AppConfig{
 		General: GeneralConfig{
 			AlwaysOnTop:        false,
-			DataPath:           dataDir,
+			DataPath:           "./data",
 			EnableSystemTray:   true,
 			StartAtLogin:       false,
 			EnableGlobalHotkey: false,
diff --git a/internal/models/document.go b/internal/models/document.go
index 0d1306b..99569af 100644
--- a/internal/models/document.go
+++ b/internal/models/document.go
@@ -36,6 +36,6 @@ func NewDefaultDocument() *Document {
 			LastUpdated: now,
 			CreatedAt:   now,
 		},
-		Content: "\n∞∞∞text-a\n",
+		Content: "∞∞∞text-a\n",
 	}
 }
diff --git a/internal/services/startup_linux.go b/internal/services/startup_linux.go
index c51fe9b..6268645 100644
--- a/internal/services/startup_linux.go
+++ b/internal/services/startup_linux.go
@@ -6,7 +6,6 @@ import (
 	"fmt"
 	"os"
 	"path/filepath"
-	"strings"
 	"text/template"
 
 	"github.com/wailsapp/wails/v3/pkg/services/log"