feat: Sharing improvements (#1388)

* add migrations

* first pass at API

* feat: Updated share dialog UI

* tests

* test

* styling tweaks

* feat: Show share state on document

* fix: Allow publishing share links for draft docs

* test: shares.info

app/components/Input.js

@@ -75,6 +75,7 @@ export const Outline = styled(Flex)`
 export const LabelText = styled.div`
   font-weight: 500;
   padding-bottom: 4px;
+  display: inline-block;
 `;
 
 export type Props = {