Add occurrence checklist submodule

public/assets/styles.portal.css

@@ -431,6 +431,36 @@ body.sg-lager-mobile-detail-open > :not([data-lager-mobile-detail-host]) {
   color: var(--color-white);
 }
 
+.market-checklist-list,
+.market-checklist-edit-list {
+  display: flex;
+  flex-direction: column;
+  gap: var(--spacing-small);
+}
+
+.market-checklist-item,
+.market-checklist-edit-item {
+  display: flex;
+  align-items: center;
+  gap: var(--spacing-small);
+}
+
+.market-checklist-edit-item [data-checklist-label] {
+  flex: 1 1 auto;
+  min-width: 0;
+}
+
+.market-checklist-delete {
+  min-width: var(--small-interaction-element-size);
+  width: var(--small-interaction-element-size);
+  padding-inline: 0;
+}
+
+.market-checklist-comment,
+.market-checklist-comment-field {
+  margin-top: var(--spacing-large);
+}
+
 .market-required-field-indicator {
   position: relative;
   top: -0.25em;