Release engineering: `cardano-node` 8.7.0

[jasagredo]

Revisions

• [x] Fork ekg packages (https://github.com/input-output-hk/ekg)
• [x] Release ekg packages into CHaP (https://github.com/input-output-hk/cardano-haskell-packages/pull/563)
• [x] Update threepenny-gui's dependency on aeson and template-haskell (asked @HeinrichApfelmus)
• [x] Update ekg-forward dependency on ouroboros-network-framework (https://github.com/input-output-hk/cardano-haskell-packages/pull/566)
• [x] Revise fs-sim for io-classes (https://github.com/input-output-hk/cardano-haskell-packages/pull/568)

Ledger

• [x] Update index-states
• [x] https://github.com/input-output-hk/cardano-ledger/pull/3836
• [x] (if it arrives in time) https://github.com/input-output-hk/cardano-ledger/issues/3826
  • [x] https://github.com/input-output-hk/cardano-ledger/pull/3864
• [x] https://github.com/input-output-hk/cardano-ledger/pull/3856
• [x] Clarify what other features we want in this release (@lehins)
• [x] Tests passing
• [x] Update nix
• [x] https://github.com/input-output-hk/cardano-ledger/pull/3863
• [x] Final PR https://github.com/input-output-hk/cardano-ledger/pull/3854 (needs rebase)
• [x] Release to CHaP https://github.com/input-output-hk/cardano-haskell-packages/pull/560

Network

• [x] Update index-states
• [x] https://github.com/input-output-hk/ouroboros-network/pull/4712
• [x] Clarify what other features we want in this release (@coot) Confirmed we want to release from input-output-hk/ouroboros-network@bb6958e957ba16822e72936de2758445f83fab5c
• [x] Tests passing
• [x] Update nix
• [x] Release to CHaP
• [x] https://github.com/input-output-hk/ouroboros-network/pull/4716
• [x] Release to CHaP

Consensus

• [x] Merge https://github.com/input-output-hk/ouroboros-consensus/pull/383 (currently included in the integration branch)
• [x] Clarify idleTimeout default value
• [x] Update index-states
• [x] Clarify what other features we want in this release (@dnadales)
• [x] Expose NTN.ChainSyncTimeout for the node (https://github.com/input-output-hk/ouroboros-consensus/pull/495)
• [x] Tests passing
• [x] Update nix
• [x] Fixup ChainSyncTimeout argument (https://github.com/input-output-hk/ouroboros-consensus/pull/509)
• [x] Release to CHaP (https://github.com/input-output-hk/cardano-haskell-packages/pull/565)

API

• [x] Update index-states
• [x] Use new ledger THKD
• [x] Integrate ledger changes and update consensus (https://github.com/input-output-hk/cardano-api/pull/359)
• [x] Clarify what other features we want in this release (@Jimbo4350)
• [x] Tests passing
• [x] Update nix
• [x] Release to CHaP

Cardano-node

• [x] Update index-state
• [x] https://github.com/input-output-hk/cardano-node/pull/5533
• [x] Clarify what other features we want in this release (@Jimbo4350)
• [x] Tests passing
• [x] Update nix
• [x] Release to CHaP
• [x] Github release

Cardano-cli (https://github.com/input-output-hk/cardano-cli/pull/440)

• [x] Update index-state
• [x] Clarify what other features we want in this release (@newhoggy)
• [x] Tests passing
• [x] Update nix
• [x] Release to CHaP

Other changes

• [x] Update ekg-json dependency on aeson plus changes to the code (do we need a fork?)

[coot]

Clarify what other features we want in this release (@coot)

We don't need anything beside input-output-hk/cardano-haskell-packages#554.

[lehins]

This is the only bug fix I can think of that we would like to make in the next release, but it will depend if we can squash it soon enough: https://github.com/input-output-hk/cardano-ledger/issues/3826