where is SPRING_CONFIGURATION_FILE: /pulsar-manager/pulsar-manager/application.properties

I have used docker-compose file.
`version: "3.7"
services:
pulsar:
image: apachepulsar/pulsar
command: bin/pulsar standalone
hostname: pulsar
ports:
- "8080:8080"
- "6650:6650"
restart: unless-stopped
volumes:
- "./data/:/pulsar/data"
dashboard:
image: apachepulsar/pulsar-manager:v0.2.0
ports:
- "9527:9527"
- "7750:7750"
depends_on:
- pulsar
links:
- pulsar
environment:
SPRING_CONFIGURATION_FILE: /pulsar-manager/pulsar-manager/application.properties`

can anyone tell me where is application.properties file please ?

Thanks.