gecko is a configuration server used for fetching inserting user specified configurations that are set during etl jobs or frontend actions.
Make sure the below command matches whatever was specified in the init db script. For local, going to need to disable sslmode. Ex:
./init_postgres.sh
go build -o bin/gecko
./bin/gecko -db "postgresql://postgres:your_strong_password@localhost:5432/testdb?sslmode=disable" -port 8080
go test -v ./...
See helm charts for cluster setup.