Initial commit of Doormile CRM Mobile with UI modernizations

lib/models/activity.dart

@@ -0,0 +1,19 @@
+enum ActivityIcon { shipping, call, edit }
+
+enum ActivityStatus { newStatus, pending, completed }
+
+class Activity {
+  final String id;
+  final String clientName;
+  final String action;
+  final ActivityIcon icon;
+  final ActivityStatus? status;
+
+  const Activity({
+    required this.id,
+    required this.clientName,
+    required this.action,
+    required this.icon,
+    this.status,
+  });
+}