[#59] slack webhook 변수 추가의 sed 오류 해결

Author: hyh1016

.github/workflows/cd.yml

@@ -29,7 +29,7 @@ jobs:
           sed -i 's/${DB_USERNAME:[^}]*}/${{ secrets.DB_USERNAME }}/g' src/main/resources/application.yml
           sed -i 's/${DB_PASSWORD:[^}]*}/${{ secrets.DB_PASSWORD }}/g' src/main/resources/application.yml
           sed -i 's/${GEMINI_API_KEY:[^}]*}/${{ secrets.GEMINI_API_KEY }}/g' src/main/resources/application.yml
-          sed -i 's/${SLACK_WEBHOOK_URL:[^}]*}/${{ secrets.SLACK_WEBHOOK_URL }}/g' src/main/resources/application.yml
+          sed -i 's|${SLACK_WEBHOOK_URL:[^}]*}|${{ secrets.SLACK_WEBHOOK_URL }}|g' src/main/resources/application.yml
 
       - name: Setup Gradle cache
         uses: actions/cache@v4