feat: connect chat and runs, cancellable chat messages, unified frontend runs module

frontend/src/components/Message.vue

@@ -18,6 +18,10 @@ const props = defineProps({
   message: {
     type: Object,
     required: true
+  },
+  cancellable: {
+    type: Boolean,
+    required: false,
   }
 });
 
@@ -59,6 +63,8 @@ function chatEntryClass(msg) {
         <a href="#" @click.prevent="$emit('toggleThread', message.threadId, !message.expanded)">{{message.expanded ? "Hide" : "Show"}}</a>
       </div>
     </template>
+
+    <button v-if="cancellable" @click="$emit('cancel')">Cancel</button>
   </div>
 </template>