Spike: Setup Postgres databases with CNPG

[mrsauravsahu]

Expected outcomes

• [x] Setup CNPG with Helm

Setup is easy with helm installs (tested on colima)

https://github.com/cloudnative-pg/charts/blob/main/charts/cluster/README.md#getting-started

To connect to postgres, based on docs, creates three services - which can be used to read or write sample-db-cluster-r sample-db-cluster-ro sample-db-cluster-rw

• [x] Create Databases easily with a helm install
• [x] Write postgres auth in k8s secrets
• [x] Multiple databases in same namespaces
• [ ] Save databases in EBS pv

Outcomes to be implemented in

• 112

• 113

[mrsauravsahu]

Setup is easy with helm installs (tested on colima)

https://github.com/cloudnative-pg/charts/blob/main/charts/cluster/README.md#getting-started

[mrsauravsahu]

Based on docs, creates three services - which can be used to read or write sample-db-cluster-r sample-db-cluster-ro sample-db-cluster-rw

[mrsauravsahu]

this is split from #109