[Epic] Expanding window mechanism

[emizzle]

• [x] Design: https://github.com/codex-storage/codex-research/pull/190

  1. Reserve Slot

  Contracts

• [x] https://github.com/codex-storage/codex-contracts-eth/issues/175

  Client

• [x] https://github.com/codex-storage/nim-codex/issues/898

  2. [ON HOLD] Add dispersal parameter

  Contracts

• [ ] https://github.com/codex-storage/codex-contracts-eth/issues/115 (add to StorageRequest struct only)

  Client

• [ ] https://github.com/codex-storage/nim-codex/issues/909

  3. Add SaleReserving state and slot queue refactor

  Client

• [x] https://github.com/codex-storage/nim-codex/issues/916
• [ ] [ON HOLD] Refactor slotqueue's seen flags (seen > seenNoAvailability, add seenNotEligible, pause on seenNoAvailability, but don't pause on seenNotEligible)?

  4. Add SlotFullyReserved event

  Contracts

• [x] https://github.com/codex-storage/codex-contracts-eth/issues/182

  Client

• [x] https://github.com/codex-storage/nim-codex/issues/931

  5. Add expanding window

  Contracts

• [ ] [ON HOLD] Add calculation for expanding window (https://github.com/codex-storage/codex-contracts-eth/issues/116) (use blockhash at time of createStorageRequest for random base SlotID?

  6. Enforce slot reservations

  Contracts

• [ ] [ON HOLD] Flesh out reserveSlot logic for expanding window
• [x] https://github.com/codex-storage/codex-contracts-eth/issues/184

  Client

• [x] https://github.com/codex-storage/nim-codex/issues/933

Marketplace spec

• [x] https://github.com/codex-storage/codex-spec/issues/9

[AuHau]

Pretty nice structuring of your work! Good job 👏

[AuHau]

Please add task for modifying the Marketplace spec, when you are wrapping this epic ;-)