feat: Macros listing and Editor (#5606)

Co-authored-by: Pranav Raj S <pranav@chatwoot.com>

app/javascript/dashboard/mixins/macrosMixin.js

@@ -0,0 +1,20 @@
+export default {
+  methods: {
+    getDropdownValues(type) {
+      switch (type) {
+        case 'assign_team':
+        case 'send_email_to_team':
+          return this.teams;
+        case 'add_label':
+          return this.labels.map(i => {
+            return {
+              id: i.title,
+              name: i.title,
+            };
+          });
+        default:
+          return [];
+      }
+    },
+  },
+};