adds pdb, adds replicas param

[tonytheleg]

PR Template:

Describe your changes

• adds a replica param so we can properly define the number of replicas for stage/prod env
• adds PDB's to prod as required for production

Ticket reference (if applicable)

Fixes #

Checklist

• Are the agreed upon acceptance criteria fulfilled?

• Was the 4-eye-principle applied? (async PR review, pairing, ensembling)

• Do your changes have passing automated tests and sufficient observability?

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• For changes to the public API / code dependencies: Was the whole team (or a sufficient amount of ppl) able to review?

[josejulio]

are double braces OK in here?

[tonytheleg]

Yep, its actually required because replicas is not a string field so you can't use single. IIRC, double brace just inserts the value without quotes this way it shows up as a number

[josejulio]

lgtm