Restore vanilla components

app/javascript/mastodon/initial_state.js

@@ -0,0 +1,13 @@
+const element = document.getElementById('initial-state');
+const initialState = element && JSON.parse(element.textContent);
+
+const getMeta = (prop) => initialState && initialState.meta && initialState.meta[prop];
+
+export const reduceMotion = getMeta('reduce_motion');
+export const autoPlayGif = getMeta('auto_play_gif');
+export const unfollowModal = getMeta('unfollow_modal');
+export const boostModal = getMeta('boost_modal');
+export const deleteModal = getMeta('delete_modal');
+export const me = getMeta('me');
+
+export default initialState;