Merge branch 'staging' into 'production'

.gitlab-ci.yml

ci-tools/vulnerability-scan

docs/source/ops/README.rst

docs/source/ops/generating-keys.rst

morph/README.rst

morph/grid/local/.gitignore

morph/grid/local/README.rst

morph/grid/local/Vagrantfile

morph/grid/local/config.json

morph/grid/local/grid.nix

morph/grid/local/secrets/monitoringvpn/172.23.23.11.key

morph/grid/local/secrets/monitoringvpn/172.23.23.11.pub

morph/grid/local/secrets/monitoringvpn/172.23.23.12.key

morph/grid/local/secrets/monitoringvpn/172.23.23.12.pub

morph/grid/local/secrets/monitoringvpn/172.23.23.13.key

morph/grid/local/secrets/monitoringvpn/172.23.23.13.pub

morph/grid/local/secrets/monitoringvpn/preshared.key

morph/grid/local/secrets/monitoringvpn/server.key

morph/grid/local/secrets/monitoringvpn/server.pub

morph/grid/local/secrets/payments-localdev-ssl/cert.pem