ci: start over wirh builtin mysql]

Signed-off-by: Agnes Lin <agneslin.lin@ibm.com>

.github/workflows/continuous-integration.yaml

@@ -27,7 +27,7 @@ jobs:
           MYSQL_HOST: localhost
         ports:
           - 3306:3306
-        options: --health-cmd="mysqladmin ping" --health-interval=10s --health-timeout=5s --health-retries=3
+        options: --health-cmd="mysqladmin ping" --health-interval=10s --health-timeout=5s --health-retries=3 -v /usr/bin/docker/mysql:/var/run/mysqld/mysqld.sock
 
     steps:
       # - name: Shutdown Ubuntu MySQL (SUDO)
@@ -63,6 +63,7 @@ jobs:
         # mysql -uroot -proot -e "show databases"
       - name: npm install, build, and test
         run: |
+          sudo ls /usr/bin/docker/mysql
           docker ps -a
           mysql -uroot -proot -e "show databases"
           npm install