fix : secret json형식으로 변환

.github/workflows/pr-notification.yml

@@ -2,10 +2,8 @@ name: PR Slack Notification
 on:
   pull_request:
     types: [opened, reopened]
-
 permissions:
   pull-requests: read
-
 jobs:
   notify_reviewers:
     runs-on: ubuntu-latest
@@ -20,12 +18,11 @@ jobs:
           echo "Error: SLACK_IDS is not set"
           exit 1
         fi
-
     - name: Set environment variables
       run: |
         echo "SLACK_WEBHOOK_URL=${{ secrets.SLACK_PR_CREATE_WEBHOOK_URL }}" >> $GITHUB_ENV
-        echo "SLACK_IDS=${{ secrets.SLACK_IDS }}" >> $GITHUB_ENV
-
+        echo 'SLACK_IDS=${{ toJson(secrets.SLACK_IDS) }}' >> $GITHUB_ENV
+      shell: bash
     - name: Send Slack notification for new PR
       run: |
         PR_TITLE="${{ github.event.pull_request.title }}"
@@ -40,10 +37,6 @@ jobs:
         echo "Reviewers: $REVIEWERS"
         
         parse_slack_ids() {
-          if ! echo "$SLACK_IDS" | jq empty; then
-            echo "Error: Invalid JSON in SLACK_IDS" >&2
-            exit 1
-          fi
           echo "$SLACK_IDS" | jq -r 'to_entries | map("\(.key):\(.value)") | .[]'
         }