fix(health-chart): 调整canvas样式以适配微信小程序

- 为血糖尿酸页面的.chart-canvas添加左边距调整
- 为血压页面的.chart-canvas添加左边距调整
- 为心率页面的.chart-canvas添加左边距调整
- 为体征页面的.chart-canvas添加左边距调整
- 统一解决图表显示不完整的问题

src/pages/patient/health/details/blood-glucose.vue

@@ -543,7 +543,7 @@ async function confirmDeleteRecord(id: string) {
 }
 
 /* 关键修复：确保canvas样式正确，参考微信小程序示例 */
-.chart-canvas {
+.chart-canvas {    margin-left: -10rpx;
   height: 280rpx;
   background-color: #FFFFFF;
   display: block;

src/pages/patient/health/details/blood-pressure.vue

@@ -527,7 +527,7 @@ async function confirmDeleteRecord(id: string) {
 }
 
 /* 关键修复：确保canvas样式正确，参考微信小程序示例 */
-.chart-canvas {
+.chart-canvas {    margin-left: -10rpx;
   height: 320rpx;
   background-color: #FFFFFF;
   display: block;

src/pages/patient/health/details/heart-rate.vue

@@ -480,7 +480,7 @@ async function confirmDeleteRecord(id: string) {
 }
 
 /* 关键修复：确保canvas样式正确，参考微信小程序示例 */
-.chart-canvas {
+.chart-canvas {    margin-left: -10rpx;
   height: 280rpx;
   background-color: #FFFFFF;
   display: block;

src/pages/patient/health/details/physical.vue

@@ -702,7 +702,7 @@ async function confirmDeleteRecord(id: string) {
 }
 
 /* 关键修复：确保canvas样式正确，参考微信小程序示例 */
-.chart-canvas {
+.chart-canvas {    margin-left: -10rpx;
   height: 320rpx;
   background-color: #FFFFFF;
   display: block;