Add sqlite store

Optimize android quick action

Optimize backup and restore

Optimize more details

lib/common/mixin.dart

@@ -2,17 +2,21 @@ import 'package:riverpod/riverpod.dart';
 import 'package:riverpod_annotation/riverpod_annotation.dart';
 
 mixin AutoDisposeNotifierMixin<T> on AnyNotifier<T, T> {
+  T get value => state;
+
   set value(T value) {
-    if (ref.mounted) {
-      state = value;
-    } else {
-      onUpdate(value);
-    }
+    state = value;
+  }
+
+  bool equals(T previous, T next) {
+    return false;
   }
 
   @override
   bool updateShouldNotify(previous, next) {
-    final res = super.updateShouldNotify(previous, next);
+    final res = !equals(previous, next)
+        ? super.updateShouldNotify(previous, next)
+        : true;
     if (res) {
       onUpdate(next);
     }
@@ -21,31 +25,19 @@ mixin AutoDisposeNotifierMixin<T> on AnyNotifier<T, T> {
 
   void onUpdate(T value) {}
 
-  void update(T Function(T) builder) {
-    final value = builder(state);
-    this.value = value;
+  void update(T? Function(T) builder) {
+    final res = builder(value);
+    if (res == null) {
+      return;
+    }
+    value = res;
   }
 }
 
-mixin AnyNotifierMixin<T> on AnyNotifier<T, T> {
+mixin AsyncNotifierMixin<T> on AnyNotifier<AsyncValue<T>, T> {
   T get value;
 
   set value(T value) {
-    if (ref.mounted) {
-      state = value;
-    } else {
-      onUpdate(value);
-    }
+    state = AsyncData(value);
   }
-
-  @override
-  bool updateShouldNotify(previous, next) {
-    final res = super.updateShouldNotify(previous, next);
-    if (res) {
-      onUpdate(next);
-    }
-    return res;
-  }
-
-  void onUpdate(T value) {}
 }