fix(backend-github): prepend collection name (#2878)

* fix(backend-github): prepend collection name

* chore: prefer migrating entries

* chore: cleanup

* chore: move migration to listUnpublishedBranches

* chore: prefer flowAsync

* chore: feedback updates

* refactor: extract current metadata version to a const

* refactor: don't send pulls request on open authoring

* test: update recorded data

* fix: hardcode migration key/branch logic

* test(backend-github): add unit tests for migration code

* fix(github-graphql): add ref property to result of createBranch

* test(cypress): update recorded data

* fix: load unpublished entries once

* fix: run migration for published draft entry

* fix: failing test

* chore: use hardcoded version number

* fix: use hardcoded version number

* test(cypress): update recorded data

packages/netlify-cms-lib-util/src/index.js

@@ -14,6 +14,7 @@ import {
   filterPromisesWith,
   onlySuccessfulPromises,
   resolvePromiseProperties,
+  flowAsync,
   then,
 } from './promise';
 import unsentRequest from './unsentRequest';
@@ -44,6 +45,7 @@ export const NetlifyCmsLibUtil = {
   filterPromisesWith,
   onlySuccessfulPromises,
   resolvePromiseProperties,
+  flowAsync,
   then,
   unsentRequest,
   filterByPropExtension,
@@ -69,6 +71,7 @@ export {
   filterPromisesWith,
   onlySuccessfulPromises,
   resolvePromiseProperties,
+  flowAsync,
   then,
   unsentRequest,
   filterByPropExtension,

packages/netlify-cms-lib-util/src/promise.js

@@ -33,3 +33,6 @@ export const onlySuccessfulPromises = flow([
   then(Promise.all.bind(Promise)),
   then(filter(maybeValue => maybeValue !== filterPromiseSymbol)),
 ]);
+
+const wrapFlowAsync = fn => async arg => fn(await arg);
+export const flowAsync = fns => flow(fns.map(fn => wrapFlowAsync(fn)));