set initial selected group plan, and fix card rounding

website/client/src/components/group-plans/groupPlanSelectionModal.vue

@@ -438,6 +438,16 @@ export default {
       }
 
       this.loading = false;
+
+      this.$nextTick(() => {
+        if (this.upgradeableGuilds.length > 0) {
+          this.selectedOption = this.upgradeableGuilds[0];
+        } else if (this.upgradeableParty) {
+          this.selectedOption = this.upgradeableParty;
+        } else {
+          this.selectedOption = 'new';
+        }
+      });
     },
     selectOption (option) {
       this.selectedOption = option;

website/client/src/components/ui/selectableCard.vue

@@ -56,7 +56,7 @@
     border-style: solid;
     border-width: 48px 48px 0 0;
     border-color: $purple-300 transparent transparent transparent;
-    border-radius: 8px 0 0 0;
+    border-radius: 6px 0 0 0;
   }
 
   .check-icon {