feat: separate runtimes

[al3mart]

This PR separates the runtime into two different ones

• Devnet (meant to be used locally or privately)
• Testnet (meant to be deployed on public testnets)

It configures the corresponding chain specs and its configurations depending the relay chain the network is aimed to be deployed on:

• dev-rococo
• dev-paseo
• pop-rococo
• pop-paseo

Also includes the specs generated for rococo and paseo from this code base.

I have created a pair of accounts to have a place holder in the chain spec for the testnet options, I'll be curious to know your opinions there. Aura keys might need to be changed.

A new feature has been included paseo to set the corresponding runtime values for deploying in Paseo testnet.
This feature sets the runtime for sync backing and uses monetary unit of 10 decimals.
Not activating this feature will default to set the runtime to work with async backing and a monetary unit of 12 decimals.

[peterwht]

cargo test build fails, especially with the integration-tests folder

[evilrobot-01]

LGTM, mostly just suggestions apart from the potential issue with async-backing enabled on Paseo. We might need to switch all the items noted in https://wiki.polkadot.network/docs/maintain-guides-async-backing#phase-3---activate-async-backing off when deploying to Paseo, which could be done with an async-backing feature flag.

[al3mart]

Will address your comments @evilrobot-01 and maybe also move the definition of UNITS together with a feature so we can choose the precision we want to use.

I've just noticed that even if we are setting the spec correctly we still have this fixed definition in the runtime.

[evilrobot-01]

Will address your comments @evilrobot-01 and maybe also move the definition of UNITS together with a feature so we can choose the precision we want to use.

Probably need a better feature name than async-backing then. As Rococo is short term, maybe we just use rococo, with the defaults being for Paseo.

[Daanvdplas]

A suggestion is to diff the lib.rs file of both testnet & devnet, and perhaps the others just to be sure, and check for inconsistencies. I see the struct FilteredCalls missing in the devnet runtime/lib.rs now

[evilrobot-01]

A suggestion is to diff the lib.rs file of both testnet & devnet, and perhaps the others just to be sure, and check for inconsistencies.

Agreed, it is important that these two align, at least in terms of structure, so that they can easily be diffed to ensure certain things are not missing. They will diverge over time, but need to be able to easily diff to ensure what should be the same, is the same.

[peterwht]

Overall looks good to me. Agree with Frank's comments from above about using runtime alias to simplify naming.

[evilrobot-01]

Added a PR to this one, addressing the outstanding comments. Once that is accepted and merged into this one, I am good to proceed.