appointments

1. execute gradlew bootrun in config-server directory

2. execute gradlew bootrun in webservice-registry

3. execute gradlew bootrun in doctor-webservice

4. execute gradlew bootrun in patient-webservice

5. execute gradlew bootrun in appointment-webservice The result should be showed when access http://localhost:8081/a001

6. execute gradlew bootrun in api-gateway The result should be showed when access http://localhost:8765/api/appointment/