Interacting with substrate based chain using actix-web + subtxt

[cenwadike]

Why would it help the Polkadot Dev Community It will help the Polkadot Dev Community by demonstrating how to interact with substrate-based chains using subtxt from a Rust-based (backend) context.

Tutorial Outline

• Introduction to using communicating with substrate-based chains using subtxt.
• Create an API server using actix-web and PostgreSQL.
• Create an RPC call that changes the storage of a substrate-based chain.
• Create an RPC call that views the storage of a substrate-based chain.
• Create an RPC query of the state of a substrate-based chain.
• Conclusion.

Deadline ~2 months

Checks

• [x] There is no similar tutorial already around somewhere
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• [x] The tutorial is not published yet
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[niklasp]

@cenwadike can you provide more info on subtxt? A link?