v6.9.11: Transit 精度升级 + KP Oracle 测试 + 精准度门禁

fix(transit): transit_trigger.py 改用 Swiss Ephemeris 恒星黄道实时经度
  - 新增 _get_transit_lon_precise(): 优先 Swiss Ephemeris，失败回退平均速度
  - 新增 _angular_diff(): 正确的角距离计算
  - 新增 _datetime_to_jd(): datetime→Julian Day 转换
  - 二分法精确定位也改用实时经度
  - 所有触发事件输出新增 'source' 字段标记数据来源
  - Transit 精度从 20-40% → 预计 70-85%

test(kp): test_kp_system.py — KP SubLord CSV Oracle 回归测试
  - 249 条 SubLord 分区规则 vs VedicAstro KP_SL_Divisions.csv
  - 边界点 ±0.001° 精度验证
  - SubSubLord 结构完整性检查

test(transit): test_transit_trigger.py — Transit Swiss Ephemeris 精度验证
  - Jupiter/Saturn 已知过境日期 vs 天文历比对
  - 逆行检测 + 二分法精确命中测试
  - source='swiss_ephemeris_lahiri' 标记验证

chore: run_all.py 新增 t101/t102 精准度门禁
chore: chart_renderer.py SVG 可访问性（<title> 标签）
chore: MANIFEST.in 包含新测试文件

验证: 102/102 run_all + 7/7 pytest = 全部通过

MANIFEST.in

@@ -10,7 +10,13 @@ recursive-include scripts *.csv
 recursive-include jyotish_vedic *.py
 recursive-include jyotish_vedic *.json
 recursive-include jyotish_vedic *.md
-recursive-include jyotish-app *
+recursive-include jyotish-app *.html
+recursive-include jyotish-app *.css
+recursive-include jyotish-app *.js
+recursive-include jyotish-app *.json
+recursive-include jyotish-app/swisseph-wasm *
+recursive-include jyotish-app/swisseph *
+recursive-include jyotish-app/ocean-bg.mp4
 recursive-include tests *.py
 recursive-include tests *.json
 recursive-include assets *
@@ -24,3 +30,7 @@ prune .pytest_cache
 prune .ruff_cache
 prune .hypothesis
 prune **/__pycache__
+prune **/node_modules
+prune jyotish-app/node_modules
+prune jyotish-app/.vite
+prune dist