FIP: Extend Storage Expiry

- Give all existing storage units an extra free year to avoid user churn and unnecessary work for clients  

- Reduce the size of new storage units issued. Lets us bring down the cost of registration in the future. 

https://github.com/farcasterxyz/protocol/discussions/191

Ethereum builder & people connector. Juicebox, Revnet, Defifa & Footy App

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