fix string value error

.github/workflows/cron.yml

@@ -1,5 +1,7 @@
 name: Daily Cron (Make New DailyStats Document)
 on:
+  push:
+    branches: [main]
   schedule:
     - cron: "0 0 * * *"
 jobs:
@@ -12,16 +14,7 @@ jobs:
       - name: Daily cron job | Create new dailyStats document.
         run: |
           curl --request POST \
-          --url 'bot-stats.lucids-cove.duckdns.org/api/graphql' \
+          --url 'https://bot-stats.lucids-cove.duckdns.org/api/graphql' \
           --header 'x-api-key: ${{ secrets.NEXT_PUBLIC_API_TOKEN }}' \
-          --data '{
+          --header 'Content-Type: application/json' \
-            "query": "mutation {
+          --data '{ "query": "mutation Cron { cronJob ( mutationKey: \"${{ secrets.GRAPHQL_MUTATION_KEY  }}\" ) { commandResponses createdAt linksDeleted timesTriggered updatedAt } }" }' \
-              cronJob(mutationKey: ${{ secrets.GRAPHQL_MUTATION_KEY }}) {
-                  commandResponses
-                  createdAt
-                  linksDeleted
-                  timesTriggered
-                  updatedAt
-              }
-            }"
-          }'