Switch mainnet from hosted to decentralized

[plor]

• [x] #2022
• [x] Curate our subgraph
• [ ] Query fee budget funded (is this on polygon? watch video)
  • [ ] Bridge to polygon
• [ ] Generate API keys
  • [ ] One for front-end
  • [ ] One for jobs
  • [ ] One for tools
  • [ ] One for each external partner (need to communicate with existing users)
• [ ] #2024
• [ ] Communicate to projects using our subgraph the new endpoint and to contact us for API key
• [ ] Can we rate limit API usage?
• [ ] #2025

https://www.loom.com/share/a81de6ef11d64c62872ea210c58c6af5

[plor]

Need to ask how to "delete" hosted subgraph. Or do we just need to use the new endpoint?