婚恋评级改成证据档位，配偶星分数不再写成百分制（BUG-1318，上游 f891a2c1）

五档不再写稳定、离婚、再婚或婚前咨询，并写明这是结构指数。公开盘中英文各锁一条。配偶星证据行改成 0 到 1，不乘 100。pytest tests/test_d9_evidence_bands.py 3 通过。

Co-Authored-By: Grok (agent loop)

scripts/jyotish_api_server.py

@@ -7551,7 +7551,7 @@ class JyotishAPIHandler(BaseHTTPRequestHandler, VedastroEvidenceMixin, SynastryM
                 evidence.append({
                     'label': 'Darakaraka (DK)',
                     'value': f"{dk_planet} · H{darakaraka.get('dk_house', '-')}",
-                    'note': f"{darakaraka.get('core_profile') or '配偶象征星'}；婚姻质量 {darakaraka.get('marriage_quality_score', '-')}/100",
+                    'note': f"{darakaraka.get('core_profile') or '配偶象征星'}；婚姻质量指数 {darakaraka.get('marriage_quality_score', '-')}（0到1）",
                 })
             except Exception as exc:
                 darakaraka = {'error': str(exc), 'dk_planet': dk_planet}

scripts/marriage_counting.py

@@ -21,6 +21,23 @@ from typing import Dict, Optional, List
 SIGN_CN = ['白羊座','金牛座','双子座','巨蟹座','狮子座','处女座',
            '天秤座','天蝎座','射手座','摩羯座','水瓶座','双鱼座']
 
+# D9 结构证据档位（BUG-1318）。中文给报告正文，英文键与英文短句给英文版。
+# 不写婚姻稳定、离婚、再婚、段数或婚前咨询。
+D9_CLAIM_BOUNDARY = (
+    'D9 结构证据指数，不预测婚姻次数、稳定、离婚、伴侣好坏，也不提示需要婚前咨询'
+)
+D9_CLAIM_BOUNDARY_EN = (
+    'D9 structural evidence index. It does not predict marriage count, stability, '
+    'divorce, or partner quality, and it does not suggest premarital counseling.'
+)
+D9_EVIDENCE_BANDS = (
+    ('supportive_evidence_stronger', '支持证据较强', 'Stronger supportive evidence'),
+    ('supportive_evidence_mixed_positive', '支持证据偏正', 'Mixed supportive evidence'),
+    ('mixed_evidence', '证据混杂', 'Mixed evidence'),
+    ('pressure_evidence_mixed', '压力证据偏杂', 'Mixed pressure evidence'),
+    ('pressure_evidence_stronger', '压力证据较强', 'Stronger pressure evidence'),
+)
+
 
 def sign_of(lon: float) -> int:
     """从黄道经度计算星座序号 (0-11)"""
@@ -348,25 +365,42 @@ def _assess_d9_marriage_quality(
                     quality_points -= 1
                     factors.append("D9 Ketu在7宫 → 关系中的分离倾向")
 
-    # 综合评级
+    # 证据档位，不是婚姻结局（BUG-1318，上游 f891a2c1）。
     if quality_points >= 4:
-        rating = "高（关系质量好，伴侣支持强，婚姻稳定）"
+        band = D9_EVIDENCE_BANDS[0]
     elif quality_points >= 1:
-        rating = "中上（关系质量尚可，需经营但基础好）"
+        band = D9_EVIDENCE_BANDS[1]
     elif quality_points >= 0:
-        rating = "中（关系质量一般，需用心经营）"
+        band = D9_EVIDENCE_BANDS[2]
     elif quality_points >= -2:
-        rating = "中下（关系有挑战，需提前沟通和调整期望）"
+        band = D9_EVIDENCE_BANDS[3]
     else:
-        rating = "低（关系质量有重大挑战，强烈建议婚前咨询）"
+        band = D9_EVIDENCE_BANDS[4]
 
     return {
-        'quality_rating': rating,
+        'quality_band': band[0],
+        'quality_rating': band[1],
+        'quality_rating_en': band[2],
         'quality_points': quality_points,
         'factors': factors,
+        'claim_boundary': D9_CLAIM_BOUNDARY,
+        'claim_boundary_en': D9_CLAIM_BOUNDARY_EN,
     }
 
 
+def render_d9_evidence_report(quality: Dict, language: str = 'zh') -> str:
+    """中文报告用证据档位短句；英文版用英文短句。两边都带同一条边界。"""
+    if not isinstance(quality, dict):
+        quality = {}
+    if language == 'en':
+        band = quality.get('quality_rating_en') or quality.get('quality_band') or ''
+        boundary = quality.get('claim_boundary_en') or D9_CLAIM_BOUNDARY_EN
+        return f"D9 evidence band: {band}\n{boundary}"
+    band = quality.get('quality_rating') or ''
+    boundary = quality.get('claim_boundary') or D9_CLAIM_BOUNDARY
+    return f"D9 证据档位：{band}\n{boundary}"
+
+
 def _marriage_recommendations(base: Dict, d9_quality: Dict) -> List[str]:
     """几何指数与伴侣数量、事件断语分开（BUG-1183）；不随指数大小给不同结论。"""
     return [