[CORL-976] Story Closed Fix (#2903)

* fix: fixed issue where `isStoryClosed` can return null

* chore: version bump

package-lock.json

@@ -1,6 +1,6 @@
 {
   "name": "@coralproject/talk",
-  "version": "6.0.2",
+  "version": "6.0.3",
   "lockfileVersion": 1,
   "requires": true,
   "dependencies": {

package.json

@@ -1,6 +1,6 @@
 {
   "name": "@coralproject/talk",
-  "version": "6.0.2",
+  "version": "6.0.3",
   "author": "The Coral Project",
   "homepage": "https://coralproject.net/",
   "sideEffects": [

src/core/server/models/story/helpers.ts

@@ -32,7 +32,7 @@ export function isStoryClosed(
   now = new Date()
 ) {
   const closedAt = getStoryClosedAt(tenant, story);
-  return closedAt && closedAt <= now;
+  return !!closedAt && closedAt <= now;
 }
 
 export function getStoryClosedAt(