Add page route and redirect to handle old urls

src/courseware/CoursewareRedirectLandingPage.jsx

@@ -25,6 +25,12 @@ export default () => {
           path={`${path}/courseware/:courseId/unit/:unitId`}
           component={CoursewareRedirect}
         />
+        <PageRoute
+          path={`${path}/:courseId/:sequenceId/:unitId`}
+          render={({ match }) => {
+            global.location.assign(`/c/${match.params.courseId}/${match.params.sequenceId}/${match.params.unitId}`)
+          }}
+        />
         <PageRoute
           path={`${path}/course-home/:courseId`}
           render={({ match }) => {

src/index.jsx

@@ -34,6 +34,7 @@ subscribe(APP_READY, () => {
       <UserMessagesProvider>
         <Switch>
           <PageRoute path="/redirect" component={CoursewareRedirectLandingPage} />
+          <PageRoute path="/course" component={CoursewareRedirectLandingPage} />
           <PageRoute path="/c/:courseId/home">
             <TabContainer tab="outline" fetch={fetchOutlineTab} slice="courseHome">
               <OutlineTab />