feat: 旧样本 L7 归类 + 中文规则标签

- rules/rule_labels.yaml: 64 条 rule_name → 中文标签映射
- console.py: 加载 rule_labels + layer_definitions 传给 template
- test_center.html: 期望规则 / 实际规则 全显示中文名（hover 保留英文原名）
- scripts/regen_v2.py: 全量扫描自动打 L7 标签 + case_id
- tests/samples/index.json: 168 条全有 case_id，层分布 L0=27 L1=25 L3=25 L4=15 L5=21 NEG=20 L7=35

前端效果: NC 反弹 Shell / UPX 加壳 / 压缩包路径穿越 / RWX 可写可执行节...

app/templates/test_center.html

@@ -139,7 +139,7 @@
           {% if r.expected_rules %}
             <div style="margin-top:4px;">
               {% for rule in r.expected_rules %}
-                <span class="chip chip-gray" style="font-family:monospace;font-size:10px;">{{ rule }}</span>
+                <span class="chip chip-gray" style="font-size:10px;" title="{{ rule }}">{{ rule_labels.get(rule, rule) }}</span>
               {% endfor %}
             </div>
           {% endif %}
@@ -152,7 +152,7 @@
           {% if r.actual_rules %}
             <div style="margin-top:4px;">
               {% for rule in r.actual_rules %}
-                <span class="chip chip-{% if rule in r.expected_rules %}ok{% else %}info{% endif %}" style="font-family:monospace;font-size:10px;">{{ rule }}</span>
+                <span class="chip chip-{% if rule in r.expected_rules %}ok{% else %}info{% endif %}" style="font-size:10px;" title="{{ rule }}">{{ rule_labels.get(rule, rule) }}</span>
               {% endfor %}
             </div>
           {% elif r.actual_verdict in ('pass', 'clean') %}