Add detailed pricing table to docs.filecoin.cloud

[timfong888]

Add the detailed FOC pricing table to docs.filecoin.cloud. The marketing page at filecoin.cloud/warm-storage-service will link here for pricing details.

Source

Pricing table content lives in: Pricing Model Framing - UX vs SP Costs

Depends on

• filecoin-services#468 — pricing rationale + numbers
• filecoin-services#470 — premium gas verification (blocks final numbers in #468)

Done when

Detailed pricing table is published on docs.filecoin.cloud, ready to be linked from filecoin.cloud/warm-storage-service.

[snissn]

PR to update table:

• Add detailed FOC pricing table synapse-sdk#781

Link that filecoin.cloud/warm-storage-service can use once PR is merged:

• https://docs.filecoin.cloud/introduction/about/#pricing