OO-1250: override min-width for progress bar

src/main/java/org/olat/modules/coach/ui/ProgressRenderer.java

@@ -68,7 +68,7 @@ public class ProgressRenderer extends CustomCssCellRenderer {
 			String[] values = new String[]{ Integer.toString(progress.getGreen()), Integer.toString(progress.getTotal()) };
 			String tooltip = translator.translate("tooltip.of", values);
 			sb.append("<div class='progress' title='").append(tooltip).append("'>")
-			  .append("<div class='progress-bar' role='progressbar' aria-valuenow='").append(green)
+			  .append("<div class='progress-bar' role='progressbar' aria-valuenow='").append(progress.getGreen())
 			  .append("' aria-valuemin='0' aria-valuemax='").append(progress.getTotal())
 			  .append("' style='width: ").append(green).append("%;'/>")
 			  .append("<span class='sr-only'>").append(green).append("%</span></div></div>");

src/main/webapp/static/themes/light/modules/_bootstrap.scss

@@ -90,3 +90,10 @@ body .progress {
 .btn.btn-primary.o_disabled {
 	color: $btn-primary-color !important;
 }
+
+
+body .progress-bar {
+	&[aria-valuenow="1"], &[aria-valuenow="2"] {
+		min-width: 1px;
+	}
+}