Add background color to the pre-contest page.

Author: meisterT

webapp/src/Service/ScoreboardService.php

@@ -780,6 +780,7 @@ public function getGroupedAffiliations(Contest $contest): array
                         'id'   => $teamaffil->getExternalid(),
                         'name' => $teamaffil->getName(),
                         'country' => $teamaffil->getCountry(),
+                        'color' => $category->getColor(),
                     ];
                 }
             }

webapp/templates/partials/scoreboard.html.twig

@@ -67,7 +67,13 @@
                             <div class="card-body">
                                 <ul class="list-group list-group-flush">
                                     {% for affiliation in affiliations %}
-                                        <li class="list-group-item">
+                                        {% if affiliation.color is null %}
+                                            {% set color = "#FFFFFF" %}
+                                            {% set colorClass = "_FFFFFF" %}
+                                        {% else %}
+                                            {% set colorClass = affiliation.color | replace({"#": "_"}) %}
+                                        {% endif %}
+                                        <li class="list-group-item cl{{ colorClass }}">
                                             {% if showFlags %}
                                                 {{ affiliation.country|countryFlag }}
                                             {% endif %}