feat: djapi 数据源归一化 + bug 修复 + 废弃 getDivData_AK

- 新增 djapi/api/stock/data_source.py 统一数源入口 (Tushare 单例)
- 迁移 10 个模块至统一数据源入口
- 废弃 getDivData_AK.py
- 修复 getStockDiv2.py / smoothBrush.py 等模块
- indexDatas API 参数 tscode 类型修正 (股票→指数代码)
- views.py + urls.py 接口清理
- continuation.md 状态更新

Co-Authored-By: Claude Opus 4.7 <noreply@anthropic.com>

djapi/api/views.py

@@ -14,7 +14,6 @@ from .stock.stockMargin import getStockMargin, getDailyMargin
 from .stock.getStockFina import get_finance_data_range
 from .stock.getStockDiv2 import analyze_stock_dividend_and_price
 from .stock.xwlbDaily import get_xwlb, get_xwlb_fine
-from .stock.getDivData_AK import get_akshare_dividend_yield
 from .serializers import (
     StockDailySerializer, StockInfoSerializer, IndustryStockSerializer,
     StockParamSerializer, StockEpSerializer, QuarterlyEpsSerializer,
@@ -213,15 +212,6 @@ def getDivData(request):
     return viewFunc_tsCodeAndDate(request, analyze_stock_dividend_and_price)
 
 
-@extend_schema(
-    parameters=[_PARAM_TSCODE, _PARAM_START, _PARAM_END],
-    responses={200: DividendSerializer(many=True)},
-    description='获取个股股息率数据（akshare 数据源，无需 token）',
-    tags=['分红'],
-)
-@api_view(['GET'])
-def getDivDataAkshare(request):
-    return viewFunc_tsCodeAndDate(request, get_akshare_dividend_yield)
 
 
 def _xwlb_view(request, data_func):