Fix tag assignment in post UI

CHDataManagement/Views/Posts/PostDetailView.swift

@@ -47,6 +47,7 @@ struct PostDetailView: View {
                     footer: "The id is used to link to post and store them",
                     validation: post.isValid,
                     update: { post.update(id: $0) })
+                .id(post.id)
 
                 BoolPropertyView(
                     title: "Draft",
@@ -69,6 +70,7 @@ struct PostDetailView: View {
                     selectedPage: $post.linkedPage,
                     footer: "The page to open when clicking on the post")
                 .onChange(of: post.linkedPage) { oldValue, newValue in
+
                     if newValue != nil {
                         post.tags = []
                     } else {