Weekly update 2021-05-06

[frol]

Last week update is here: #4266

Done

• balances:
  • drafted documentation covering high-level design of the lockup contract according to the collected set of requirements: docs(lockup-contract): refactored README for better clarity core-contracts#144 and https://github.com/telezhnaya/docs/blob/master/docs/tokens/lockup_vesting_details.md (thanks @telezhnaya for thoroughly reviewing the existing requirements and implementations and carefully crafting the documentation!)
  • progressed on circulating supply understanding aligning the numbers close to the projected data How should we calculate circulating supply? near-indexer-for-explorer#85 (comment) (@telezhnaya 👍)
• indexer framework:
  • Indexer Framework now tracks official nearcore releases [indexer] Getting ready to nearcore 1.19.0 (rc2) #4280 (kudos to @khorolets for writing and communicating our releases with partners ahead of time whenever possible!)
• indexer-for-explorer:
  • followed nearcore 1.19.0-rc.x releases redeploying the indexer nodes a couple of times (@khorolets 👍)
• nearcore:
  • released 1.19.0-rc.1 on testnet (@chefsale @bowenwang1996) and then roll out 1.19.0-rc.2 with a hotfix (kudos to @matklad for quick reaction providing a fix fix: revert part of #4181 to classify FailedWithNoError as deterministic #4278 and @chefsale @mhalambek @frol for investigation and bringing testnet up after the major incident!)
  • fixed a bug fetching the latest epoch status (validators endpoint) by its epoch id fix(jsonrpc): Validators by epoch_id current epoch is not returning Unknown Epoch anymore #4270 (thanks @khorolets for identifying and fixing the bug)
  • actix-web dependency was bumped to v0.4.0-beta.6 to include the latest fixes and acquire latest awc (actix-web client) configuration options refactor: Upgrade actix-web #4268 (kudos to @miraclx)
  • improved continuous deployment scripts to react to database migrations on nightly releases (betanet) (kudos to @chefsale)
• explorer:
  • drafted PR redesigning Nodes page (@shelegdmitriy) feat(frontend): Implementation of new design on Nodes page near-explorer#613

Plans

• nearcore:
  • decouple neard into neard (bin) and nearcore (lib) crates (@miraclx) Decouple nearcore into a lib-crate #4233
  • design exposing structured errors through JSON RPC and start implementing it (@khorolets) nearcore doesn't return structured errors for most use cases of API #2976
  • resolve the long-standing bug of telemetry getting stuck (@mhalambek) Telemetry sending stuck once and never deliver after that: "not a result of an error" #2798
• indexer-for-explorer:
  • optimize queries performance to Indexer for Explorer database by denormalizing some tables (@khorolets) Denormalize action_receipt_actions table in order to improve common queries performance near-indexer-for-explorer#87
• automations:
  • finalize Bridge ops automation, and releases (@mhalambek)
• explorer:
  • finalize the nodes page redesign implementation (@shelegdmitriy) feat(frontend): Implementation of new design on Nodes page near-explorer#613
  • implement circulating supply in JS for Explorer (@telezhnaya) Compute Circulating Supply and expose via backend near-explorer#489
• balances:
  • finalize the drafted documentation for lockup contract (@telezhnaya)