fix(ayanamsa): pin Lahiri on reference sets and add a user setting

Product default stays Raman. Public-case revalidation and fixture dashas now pass --ayanamsa lahiri; profiles store the four selectable values.

Co-authored-by: Cursor <cursoragent@cursor.com>

scripts/jyotish_api_server.py

@@ -106,7 +106,7 @@ except ModuleNotFoundError:  # pragma: no cover - script execution path
         release_heavy_compute_slot,
     )
 
-from ayanamsa_utils import DEFAULT_AYANAMSA_NAME, UnsupportedAyanamsaError, normalize_ayanamsa_name
+from ayanamsa_utils import DEFAULT_AYANAMSA_NAME, UnsupportedAyanamsaError, ayanamsa_display_name, normalize_ayanamsa_name
 from raman_support_observations import build_raman_support_observations
 
 load_local_env(REPO_ROOT)
@@ -807,7 +807,7 @@ _CHARA_DASHA_ROUTES = frozenset({'career', 'timing', 'annual', 'marriage'})
 def _request_ayanamsa(*sources) -> str:
     for source in sources:
         if isinstance(source, dict):
-            raw = source.get('ayanamsa') or source.get('ayanamsa_name')
+            raw = source.get('ayanamsa') or source.get('ayanamsa_name') or source.get('ayanamsa_policy')
         else:
             raw = source
         if raw not in (None, ''):
@@ -2850,7 +2850,7 @@ def _attach_vedastro_main_entry_overview(chart_result, birth_payload):
         'lat': birth_payload.get('lat'),
         'lon': birth_payload.get('lon'),
         'tz': birth_payload.get('tz'),
-        'ayanamsa_policy': birth_payload.get('ayanamsa') or 'lahiri',
+        'ayanamsa_policy': _request_ayanamsa(birth_payload),
         'node_policy': birth_payload.get('node_mode') or birth_payload.get('nodeMode') or 'mean',
     }, route='overview', reference_date=reference_date, case_id='api_chart')
     if isinstance(vedastro_evidence, dict):
@@ -4014,7 +4014,7 @@ class JyotishAPIHandler(BaseHTTPRequestHandler):
             'lat': lat,
             'lon': lon,
             'tz': tz,
-            'ayanamsa_policy': body.get('ayanamsa_policy') or body.get('ayanamsa') or 'lahiri',
+            'ayanamsa_policy': _request_ayanamsa(body),
             'node_policy': body.get('node_policy') or body.get('node_mode') or 'mean',
         }
         result = _load_local_module('vedastro_service_adapter').run_range_scan_for_case(
@@ -6944,13 +6944,13 @@ class JyotishAPIHandler(BaseHTTPRequestHandler):
         except ImportError:
             fallback = self._fallback_chart(
                 year, month, day, hour, minute, second, lat, lon, tz,
-                skip_vedastro_main_entry_overview=bool(body.get('skip_vedastro_main_entry_overview')),
+                skip_vedastro_main_entry_overview=bool(body.get('skip_vedastro_main_entry_overview')), ayanamsa_name=_request_ayanamsa(body),
             )
             return _store_api_chart_response_cache(cache_payload, fallback)
 
     def _fallback_chart(
         self, year, month, day, hour, minute, second, lat, lon, tz,
-        *, skip_vedastro_main_entry_overview=False,
+        *, skip_vedastro_main_entry_overview=False, ayanamsa_name=DEFAULT_AYANAMSA_NAME,
     ):
         """无Swiss Ephemeris时的简化计算"""
         import hashlib
@@ -6996,7 +6996,7 @@ class JyotishAPIHandler(BaseHTTPRequestHandler):
                 'second': int(second),
                 'tz': f"UTC{'+' if tz >= 0 else ''}{tz}",
                 'lat': lat,
-                'lon': lon,
+                'lon': lon, 'ayanamsa_name': ayanamsa_name, 'ayanamsa_display': ayanamsa_display_name(ayanamsa_name),
             },
             'ascendant': {'sign': asc_sign, 'sign_idx': asc_sign_idx},
             'planets': planets, 'houses': houses,
@@ -7027,7 +7027,7 @@ class JyotishAPIHandler(BaseHTTPRequestHandler):
                 'lat': lat,
                 'lon': lon,
                 'tz': tz,
-                'ayanamsa': 'lahiri',
+                'ayanamsa': ayanamsa_name,
                 'node_mode': 'mean',
             })
         _attach_guided_topics(result)
@@ -7083,7 +7083,7 @@ class JyotishAPIHandler(BaseHTTPRequestHandler):
             if planet in {'Sun', 'Moon', 'Mars', 'Mercury', 'Jupiter', 'Venus', 'Saturn', 'Rahu', 'Ketu'}
             and isinstance(pdata, dict)
         }
-        ayanamsa_display = birth.get('ayanamsa_display') or 'Raman'
+        ayanamsa_display = birth.get('ayanamsa_display') or ayanamsa_display_name(birth.get('ayanamsa_name') or birth.get('ayanamsa'))
         node_mode = birth.get('node_mode') or 'mean'
         prompt_lines = [
             '你是一个审慎的 AI Native 印度/吠陀占星分析助手。',

scripts/local_accuracy_report.py

@@ -227,6 +227,7 @@ def build_report() -> dict[str, Any]:
     }
     return {
         "scope": "local_jyotish_accuracy_report",
+        "reference_ayanamsa": "lahiri",
         "generated_at": datetime.now(timezone.utc).isoformat(),
         "summary": summary,
         "checks": checks,