feat: dup report

app/templates/admin/report_detail.html

@@ -59,6 +59,23 @@
             </div>
         </div>
         {% endif %}
+
+        {% if related_reports %}
+        <div class="card shadow-sm mb-4">
+            <div class="card-header"><h5 class="mb-0">相关举报 (同一邮箱)</h5></div>
+            <div class="list-group list-group-flush">
+                {% for r in related_reports %}
+                <a href="{{ url_for('main.report_detail', report_id=r.id) }}" class="list-group-item list-group-item-action">
+                    <div class="d-flex justify-content-between">
+                        <span><strong>#{{ r.id }}</strong> - {{ r.reason_category | translate_reason }}</span>
+                        <span class="badge bg-secondary">{{ r.status | translate_status }}</span>
+                    </div>
+                    <small class="text-muted">{{ r.created_at.strftime('%Y-%m-%d') }} | 举报人: {{ r.reporter.username }}</small>
+                </a>
+                {% endfor %}
+            </div>
+        </div>
+        {% endif %}
     </div>
 
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