Remove migration notification

src/App.tsx

@@ -16,7 +16,6 @@ import { DatabaseProvider } from "./contexts/DatabaseContext";
 import { UserIdProvider } from "./contexts/UserIdContext";
 
 import { ToastProvider } from "./components/Toast";
-import { MigrationNotification } from "./MigrationNotification";
 
 function App() {
   return (
@@ -25,14 +24,12 @@ function App() {
         <AuthProvider>
           <KeyboardProvider>
             <ToastProvider>
-              <MigrationNotification />
               <Router>
                 <Switch>
-                  {/* Legacy support camel case routes */}
-                  <Route path={["/howTo", "/how-to"]}>
+                  <Route path="/how-to">
                     <HowTo />
                   </Route>
-                  <Route path={["/releaseNotes", "/release-notes"]}>
+                  <Route path="/release-notes">
                     <ReleaseNotes />
                   </Route>
                   <Route path="/about">

src/MigrationNotification.tsx

@@ -1,40 +0,0 @@
-import { useState } from "react";
-import { Box, Close, Link, Text } from "theme-ui";
-
-export function MigrationNotification() {
-  const [closed, setClosed] = useState(false);
-
-  if (closed) {
-    return null;
-  }
-
-  return (
-    <Box
-      sx={{ position: "fixed", bottom: 0, left: 0, right: 0, zIndex: 1000 }}
-      bg="highlight"
-    >
-      <Box
-        m={2}
-        mb={0}
-        sx={{
-          borderRadius: "4px",
-          padding: "12px 16px",
-          display: "flex",
-        }}
-      >
-        <Text as="p" variant="body2" sx={{ flexGrow: 1, textAlign: "center" }}>
-          The new era of Owlbear Rodeo is coming on July 18th. Make sure to
-          migrate your data before July 18th.{" "}
-          <Link
-            href="https://blog.owlbear.rodeo/owlbear-rodeo-2-0-release-date-announcement/"
-            target="_blank"
-            rel="noopener noreferrer"
-          >
-            Read more
-          </Link>
-        </Text>
-        <Close onClick={() => setClosed(true)} sx={{ minWidth: "32px" }} />
-      </Box>
-    </Box>
-  );
-}