Refactor Dockerfile sso

[Kevan-Y]

Issue This PR Addresses

Fixes #1668

Type of Change

• Bugfix: Change which fixes an issue
• New Feature: Change which adds functionality
• Documentation Update: Change which improves documentation
• UI: Change which improves UI

Description

• Add multi-staging layers
• Add Docker Healthcheck
• Use a smaller base image

Image is a bit bigger because we install the pnpm package

❯ docker images | grep refactor/sso
refactor/sso                                    new                d31f703b6c2b   18 seconds ago       132MB
refactor/sso                                    old                02baf2192da0   2 weeks ago          135MB

Steps to test the PR

• pnpm services:start
• Go to http://localhost/v1/auth/healthcheck

Checklist

• Quality: This PR builds and passes our npm test and works locally
• Tests: This PR includes thorough tests or an explanation of why it does not
• Screenshots: This PR includes screenshots or GIFs of the changes made or an explanation of why it does not (if applicable)
• Documentation: This PR includes updated/added documentation to user exposed functionality or configuration variables are added/changed or an explanation of why it does not(if applicable)

[gitpod-io]

[humphd]

Let's drop the dev/dependencies stuff, we don't need.

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[humphd]

Looks good

[Kevan-Y]

Great, I'm gonna squash those commits.

[humphd]

Great work not giving up on this.

[Kevan-Y]

@humphd, sorry to make you re-review again, this is the right change with pnpm + adding Docker best practices

[humphd]

This i ready to go, just needs one more r+