feat: do not rerender tab on navigate

Package.swift

@@ -5,7 +5,7 @@ import PackageDescription
 let package = Package(
     name: "TabBar",
     platforms: [
-        .iOS(.v13)
+		.iOS("14")
     ],
     products: [
         .library(

Sources/TabBar/Common/Preferences/TabBarViewModifier.swift

@@ -30,11 +30,8 @@ struct TabBarViewModifier<TabItem: Tabbable>: ViewModifier {
 
     func body(content: Content) -> some View {
         Group {
-            if self.item == self.selectionObject.selection {
-                content
-            } else {
-                Color.clear
-            }
+            content
+				.opacity(self.item == self.selectionObject.selection ? 1 : 0)
         }
         .preference(key: TabBarPreferenceKey.self, value: [self.item])
     }

Sources/TabBar/View/TabBar.swift

@@ -96,30 +96,32 @@ public struct TabBar<TabItem: Tabbable, Content: View>: View {
             .frame(maxWidth: .infinity)
         }
     }
+
 
-    public var body: some View {
-        ZStack {
-            self.content
-                .frame(maxWidth: .infinity, maxHeight: .infinity)
-                .environmentObject(self.selectedItem)
-
-            GeometryReader { geometry in
-                VStack {
-                    Spacer()
-
-                    self.tabBarStyle.tabBar(with: geometry) {
-                        .init(self.tabItems)
-                    }
-                }
-                .edgesIgnoringSafeArea(.bottom)
-                .visibility(self.visibility)
-            }
-        }
-        .onPreferenceChange(TabBarPreferenceKey.self) { value in
-            self.items = value
-        }
-    }
-
+	public var body: some View {
+		GeometryReader { geometry in
+			ZStack {
+				self.content
+					.environmentObject(self.selectedItem)
+					.padding(.bottom, 50)
+					.frame(maxWidth: .infinity, maxHeight: .infinity)
+
+				VStack {
+					Spacer()
+
+					self.tabBarStyle.tabBar(with: geometry) {
+						.init(self.tabItems)
+					}
+				}
+				.edgesIgnoringSafeArea(.bottom)
+				.visibility(self.visibility)
+			}
+			.onPreferenceChange(TabBarPreferenceKey.self) { value in
+				self.items = value
+			}
+		}
+		.ignoresSafeArea(.keyboard)
+	}
 }
 
 extension TabBar {