Remove unused background option from mongodb index creation.

Author: dlongley

CHANGELOG.md

@@ -4,6 +4,7 @@
 
 ### Fixed
 - Use `result.modifiedCount` to enable newer mongodb driver.
+- Remove unused `background` option from mongodb index creation.
 
 ## 6.6.1 - 2025-02-28
 

lib/exchanges.js

@@ -48,7 +48,7 @@ bedrock.events.on('bedrock-mongodb.ready', async () => {
       partialFilterExpression: {
         localWorkflowId: {$exists: true}
       },
-      unique: true, background: false
+      unique: true
     }
   }, {
     // backwards compatibility: cover exchange queries by
@@ -57,7 +57,7 @@ bedrock.events.on('bedrock-mongodb.ready', async () => {
     // deployments use `localExchangerId`
     collection: COLLECTION_NAME,
     fields: {localExchangerId: 1, 'exchange.id': 1},
-    options: {unique: true, background: false}
+    options: {unique: true}
   }, {
     // expire exchanges based on `expires` field
     collection: COLLECTION_NAME,
@@ -67,7 +67,6 @@ bedrock.events.on('bedrock-mongodb.ready', async () => {
         'meta.expires': {$exists: true}
       },
       unique: false,
-      background: false,
       expireAfterSeconds: 0
     }
   }]);