extract page title to its own component

commafeed-client/src/pages/PageTitle.tsx

@@ -0,0 +1,13 @@
+import { Center, Title } from "@mantine/core"
+import { Logo } from "../components/Logo"
+
+export function PageTitle() {
+    return (
+        <Center my="xl">
+            <Logo size={48} />
+            <Title order={1} ml="md">
+                CommaFeed
+            </Title>
+        </Center>
+    )
+}