Latest version of com.google.api.grpc:proto-google-cloud-firestore-v1
https://javadoc.io/doc/com.google.api.grpc/proto-google-cloud-firestore-v1
Current version 3.6.0
https://javadoc.io/doc/com.google.api.grpc/proto-google-cloud-firestore-v1/3.6.0
package-list path (used for javadoc generation -link option)
https://javadoc.io/doc/com.google.api.grpc/proto-google-cloud-firestore-v1/3.6.0/package-list