upodate flexnode settings

doric-iOS/Pod/Classes/Shader/DoricFlexNode.m

@@ -34,6 +34,7 @@ - (CGSize)sizeThatFits:(CGSize)size {
 @implementation DoricFlexNode
 - (UIView *)build {
     return [[DoricFlexView new] also:^(DoricFlexView *it) {
+        it.clipsToBounds = YES;
         [it configureLayoutWithBlock:^(YGLayout *_Nonnull layout) {
             layout.isEnabled = YES;
         }];

doric-iOS/Pod/Classes/Shader/DoricScrollerNode.m

@@ -38,9 +38,11 @@ - (void)setContentView:(UIView *)contentView {
 - (CGSize)sizeThatFits:(CGSize)size {
     if (self.contentView) {
         if (!self.contentView.doricLayout.resolved) {
-            [self.contentView.doricLayout apply:self.frame.size];
+            [self.contentView.doricLayout apply:size];
         }
-        return self.contentView.frame.size;
+        return CGSizeMake(
+                MIN(size.width, self.contentView.doricLayout.measuredWidth),
+                MIN(size.height, self.contentView.doricLayout.measuredHeight));
     }
     return CGSizeZero;
 }