Merge remote-tracking branch 'origin/develop' into upgrade-nixos-to-22.11

DEPLOYMENT-NOTES.rst

docs/ops/monitoring-architecture.drawio

docs/ops/monitoring-architecture.html

docs/ops/monitoring.rst

morph/grid/local/grid.nix

morph/grid/local/private-keys/README.rst

morph/grid/local/private-keys/grafana-zulip-url

morph/grid/production/grid.nix

morph/grid/testing/grid.nix

morph/lib/monitoring.nix

...monitoring/server/grafana-dashboards/meta-monitoring.json

...itoring/server/grafana-dashboards/resources-overview.json

nixos/modules/monitoring/server/grafana.nix