fix(solar-return): thread the birth second into the return instant (BUG-1267, upstream e4a6ac01)

scripts/solar_return.py

@@ -314,6 +314,7 @@ def calc_solar_return_chart(
     return_lat: float | None = None,
     return_lon: float | None = None,
     return_tz: float | None = None,
+    birth_second: int = 0,
 ) -> Dict:
     """
     计算太阳返照盘（Varshaphala）。
@@ -358,7 +359,7 @@ def calc_solar_return_chart(
                 'hint': '安装swisseph: pip install swisseph',
                 'solar_return_approx': _find_solar_return_approx(
                     _datetime_to_jd_ut(datetime(birth_year, birth_month, birth_day,
-                                            birth_hour, birth_minute, 0)),
+                                            birth_hour, birth_minute, birth_second)),
                     0,  # birth_sun_lon unknown
                     target_year,
                     annual_tz,
@@ -372,6 +373,7 @@ def calc_solar_return_chart(
             birth_hour, birth_minute,
             birth_lat, birth_lon, birth_tz,
             'mean',
+            second=birth_second,
             ayanamsa_name=ayanamsa_name,
         )
         if birth_chart is None:
@@ -474,6 +476,7 @@ def solar_return_full_report(
     return_lat: float | None = None,
     return_lon: float | None = None,
     return_tz: float | None = None,
+    birth_second: int = 0,
 ) -> Dict:
     """
     太阳返照盘完整报告（Varshaphala 年运分析）。
@@ -503,6 +506,7 @@ def solar_return_full_report(
         ayanamsa_name=ayanamsa_name,
         local_timezone_id=local_timezone_id,
         return_lat=return_lat, return_lon=return_lon, return_tz=return_tz,
+        birth_second=birth_second,
     )
 
     if 'error' in sr: