[Components] Cloudflare R2

### App
Cloudflare R2
https://www.cloudflare.com/products/r2/

Triggers:

1. Domain Retrieval Completed: Trigger when the R2 API finishes fetching a list of a user's domains.
2. File Storage Completed: Trigger when the API has finished storing a file in the R2 object storage.

Actions:

1. Retrieve Domains: Makes a call to the R2 API to fetch a list of a user's domains.
2. Store File: Sends a file to be stored in the R2 object storage via the R2 API.
3. Delete File: Sends a request to delete a specific file from the R2 object storage using the R2 API.

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