Merge branch 'master' into develop

# Conflicts:
#	src/components/GanttChart.vue
#	src/components/Timeline.vue

demo/App.vue

@@ -910,7 +910,7 @@ function taskDebug(item: any) {
 .app-container {
   width: 100%;
   height: 100%;
-  padding: 20px;
+  padding: 10px;
   box-sizing: border-box;
   background: var(--gantt-bg-secondary, #f0f2f5);
   display: flex;
@@ -922,7 +922,7 @@ function taskDebug(item: any) {
   background: var(--gantt-bg-primary, #ffffff);
   border: 1px solid var(--gantt-border-color, #e4e7ed);
   border-radius: 8px;
-  margin-bottom: 20px;
+  margin-bottom: 10px;
   box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
   transition: all 0.3s ease;
   overflow: hidden;
@@ -1453,7 +1453,6 @@ function taskDebug(item: any) {
   display: flex;
   align-items: flex-start;
   justify-content: flex-start;
-  margin-bottom: 24px;
 }
 
 .license-info {

demo/style.css

@@ -26,7 +26,6 @@ body {
   margin: 0;
   min-width: 320px;
   height: 100vh;
-  padding: 30px;
   box-sizing: border-box;
   display: flex;
   align-items: center;

demo/version-history.json

@@ -286,5 +286,25 @@
       "Defect fix: Fixed the issue of invalid column width configuration in TaskList",
       "<span style=\"font-weight: bold; color: #f00;\">Special thanks to @SHENGLONG749 for their valuable use and feedback</span>"
     ]
+  },
+  {
+    "version": "1.4.2-patch3",
+    "date": "2025-11-13",
+    "notes": [
+      "新增：支持视图上下/左右拖拽",
+      "性能优化：canvas绘制性能优化",
+      "性能优化：拖拽视图性能优化，拖拽期间禁止重绘canvas",
+      "性能优化：周视图月开始分隔线实现使用canvas替代dom",
+      "性能优化：使用canvas替代svg links实现",
+      "性能优化：路径缓存+防抖+shallowRef计算",
+      "Added: Support for vertical/horizontal dragging of the view",
+      "Performance Optimization: Canvas drawing performance optimization",
+      "Performance Optimization: View dragging performance optimization, disabling canvas redraw during dragging",
+      "Performance Optimization: Weekly view month start separator line implemented using canvas instead of DOM",
+      "Performance Optimization: Using canvas instead of SVG links implementation",
+      "Performance Optimization: Path caching + debounce + shallowRef calculation",
+      "<span style=\"font-weight: bold; color: #f00;\">特别感谢 @qiuchengw的专业贡献</span>",
+      "<span style=\"font-weight: bold; color: #f00;\">Special thanks to @qiuchengw for his professional contribution</span>"
+    ]
   }
 ]