fix: 修复图表组件运行时错误

- 将 getChartOptionsByType 替换为 getChartOptions
- 修复 MonthlyExpenseCard.vue 中的图表配置
- 修复 ExpenseCategoryCard.vue 中的图表配置
- 修复 BudgetChartAnalysis.vue 中的图表配置
- 统计页面、日历页面、预算页面运行正常，无控制台错误

Web/src/components/Budget/BudgetChartAnalysis.vue

@@ -239,7 +239,7 @@ const showDescriptionPopup = ref(false)
 const activeDescTab = ref('month')
 
 // Chart.js 相关
-const { getChartOptions, getChartOptionsByType } = useChartTheme()
+const { getChartOptions } = useChartTheme()
 
 const formatMoney = (val) => {
   if (Math.abs(val) >= 10000) {
@@ -500,7 +500,7 @@ const varianceChartData = computed(() => {
 })
 
 const varianceChartOptions = computed(() => {
-  return getChartOptionsByType('bar', {
+  return getChartOptions({
     indexAxis: 'y',
     plugins: {
       legend: {
@@ -655,7 +655,7 @@ const burndownChartData = computed(() => {
 })
 
 const burndownChartOptions = computed(() => {
-  return getChartOptionsByType('line', {
+  return getChartOptions({
     plugins: {
       legend: {
         display: true,
@@ -816,7 +816,7 @@ const yearBurndownChartData = computed(() => {
 })
 
 const yearBurndownChartOptions = computed(() => {
-  return getChartOptionsByType('line', {
+  return getChartOptions({
     plugins: {
       legend: {
         display: true,

Web/src/views/statisticsV2/modules/ExpenseCategoryCard.vue

@@ -110,7 +110,7 @@ defineEmits(['category-click'])
 const showAllExpense = ref(false)
 
 // Chart.js 相关
-const { getChartOptionsByType } = useChartTheme()
+const { getChartOptions } = useChartTheme()
 let _chartJSInstance = null
 
 // 饼图标签引导线
@@ -307,7 +307,7 @@ const totalAmount = computed(() => {
 const chartOptions = computed(() => {
   const isDarkMode = document.documentElement.getAttribute('data-theme') === 'dark'
 
-  return getChartOptionsByType('doughnut', {
+  return getChartOptions({
     cutout: '65%',
     layout: {
       padding: {

Web/src/views/statisticsV2/modules/MonthlyExpenseCard.vue

@@ -80,7 +80,7 @@ const props = defineProps({
 })
 
 // Chart.js 相关
-const { getChartOptionsByType, colors } = useChartTheme()
+const { getChartOptions, colors } = useChartTheme()
 
 // 计算结余样式类
 const balanceClass = computed(() => ({
@@ -281,7 +281,7 @@ const chartData = computed(() => {
 const chartOptions = computed(() => {
   const { chartData: rawData } = prepareChartData()
 
-  return getChartOptionsByType('line', {
+  return getChartOptions({
     scales: {
       x: { display: false },
       y: { display: false }