MELD Dev Diary 88

Welcome to our Development Diaries. Herein, we provide an in-depth glimpse into the ongoing enhancements and processes behind MELDapp. May we apprise you of our advancements over the past week?

MELDapp Web:

• Deployed the first iteration of Yield Boost mechanism to the Supply & Borrow on testnet [https://testnet.meld.com/],
• Continued working on the next iteration of the Yield Boost as well as on Genius Loan and NFT Bank Manager support for Supply & Borrow,
• Continued developing a new bridging solution for tokens and NFTs powered by MELD (standalone service with a dedicated landing page as well as a feature introduced to the Webapp).

MELDapp Mobile:

• Continued integrating FIAT money services (deposit bank accounts, on-ramp, withdrawal flow, off-ramp),
• Began the development of a Premium account subscription models.

Solidity | Backend:

• Prepared new deployment scripts,
• Adapted config scripts,
• Revised and modified the Supply & Borrow documentation based on the latest development progress,
• Fixed a bug in token transfers when using the MELD native bridging solution,
• Wrote integration tests for the full flow of the MELD native bridge service,
• Fixed the wrong default values for disable_cache and support_metadata when adding an NFT,
• Debugged the issue with the receiver subgraph,
• Discussed the fee mechanism, and implemented the fee database and fee APIs,
• Standardized EVM and Cardano addresses and tokens schemas in the new token repo,
• Updated new contract config for Meld Defi subgraph on staging environment,
• Removed redundant fields in Yield Boost staker API response,
• Updated token type for token registry validation and syncing services,
• Called API to automatically add ERC20 and ERC721 in token registry sync,
• Implemented API to get bridge by status,
• Added NFTs whitelist to Cardano bridge contract,
• Removed fee param from Cardano bridge contract,
• Signed and submitted in tx builder,
• Added prefix for unlock request id,
• Implemented GetOnChainFulfillmentTx for Cardano,
• Updated script hash for the Cardano index,
• Updated panoptic subgraph with new contract deployment,
• Supported bridging of MELD Bank Manager NFT in bridge service,
• Deployed new panoptic contract,
• Added blockfrost to bridge service to support get nft metadata.

Infrastructure:

• Deployed test version of validator in GCP infra,
• Fixed issues with permissions on explorer k8s cluster,
• Fixed issues with cardano-node in preprod and mainnet environments,
• Migrated the Cardano token and multisig services (preprod and mainnet) to central Cardano nodes,
• Configured new Avalanche mainnet validator node in GCP,
• Configured Yield Boost rewards setter service,
• Fixed small issues with Avalanche mainnet validator node,
• Finished configuring terraform and packer for MELD validator nodes in GCP,
• Deployed 5 MELD validator nodes in GCP,
• Reconfigured backend services Fargate tasks to reduce stopTimeout.

Thanks a ton for always having our back. Your feedback means a lot and helps us keep improving MELDapp. Keep an eye out for some great updates coming your way soon!