feat : new loading widget

packages/core/lib/presentation/widget/loading/loading_widget.dart

@@ -0,0 +1,31 @@
+import 'package:flutter/material.dart';
+import 'package:rasadyar_core/core.dart';
+import 'package:rasadyar_core/presentation/widget/loading/logic.dart';
+
+class LoadingWidget extends StatelessWidget {
+  LoadingWidget({super.key});
+
+  final controller = Get.put(LoadingWidgetLogic());
+
+  @override
+  Widget build(BuildContext context) {
+    return Column(
+      mainAxisAlignment: MainAxisAlignment.center,
+
+      spacing: 16.h,
+      children: [
+        Center(
+          child: Assets.anim.loading.lottie(width: 120.w, height: 120.h),
+        ),
+
+        FadeTransition(
+          opacity: controller.textAnimation,
+          child: Text(
+            'در حال بارگذاری ...',
+            style: AppFonts.yekan14.copyWith(color: AppColor.textColor),
+          ),
+        ),
+      ],
+    );
+  }
+}

packages/core/lib/presentation/widget/loading/logic.dart

@@ -0,0 +1,19 @@
+import 'package:get/get.dart';
+import 'package:flutter/material.dart';
+
+class LoadingWidgetLogic extends GetxController with GetTickerProviderStateMixin {
+  late AnimationController _textAnimationController;
+  late Animation<double> textAnimation;
+  @override
+  void onInit() {
+    super.onInit();
+    _textAnimationController =
+        AnimationController(vsync: this, duration: const Duration(milliseconds: 1200))
+          ..repeat(reverse: true);
+
+    textAnimation = CurvedAnimation(parent: _textAnimationController, curve: Curves.easeInOut);
+  }
+
+
+
+}

packages/core/lib/presentation/widget/loading_widget.dart

@@ -1,14 +0,0 @@
-import 'package:flutter/material.dart';
-import 'package:rasadyar_core/core.dart';
-
-class LoadingWidget extends StatelessWidget {
-  const LoadingWidget({super.key});
-
-  @override
-  Widget build(BuildContext context) {
-    return Center(child: Assets.anim.loading.lottie(
-      width: 120.w,
-      height: 120.h,
-    ));
-  }
-}