Game-Changer in Cloud Storage: Hubble Shifts to R2 for Enhanced Snapshots!

Revolutionary update embraces R2 technology to streamline snapshot uploads and downloads, leaving S3 in the dust!

Commit Details:

fix: Use R2 for snapshots (#1943) ## Motivation Upload / download snapshots from R2 instead of S3 ## Merge Checklist _Choose all relevant options below by adding an `x` now or at any time before submitting for review_ - [X] PR title adheres to the [conventional commits](https://www.conventionalcommits.org/en/v1.0.0/) standard - [X] PR has a [changeset](https://github.com/farcasterxyz/hub-monorepo/blob/main/CONTRIBUTING.md#35-adding-changesets) - [ ] PR has been tagged with a change label(s) (i.e. documentation, feature, bugfix, or chore) - [ ] PR includes [documentation](https://github.com/farcasterxyz/hub-monorepo/blob/main/CONTRIBUTING.md#32-writing-docs) if necessary. - [X] All [commits have been signed](https://github.com/farcasterxyz/hub-monorepo/blob/main/CONTRIBUTING.md#22-signing-commits) <!-- start pr-codex --> --- ## PR-Codex overview This PR updates the Hubble app to use R2 for snapshots and introduces a new `SNAPSHOT_S3_UPLOAD_BUCKET`. ### Detailed summary - Updated snapshot handling to use R2 - Added `SNAPSHOT_S3_UPLOAD_BUCKET` for uploading snapshots - Introduced `r2Endpoint` function for R2 endpoint configuration > ✨ Ask PR-Codex anything about this PR by commenting with `/codex {your question}` <!-- end pr-codex -->