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Releases: BioCoinLab/BioCoin

BioCoin v1.01

17 Mar 20:09
@BioCoinLab BioCoinLab
v1.01
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BioCoin v1.01 Release Notes

Overview

BioCoin v1.01 introduces significant backend enhancements focusing on API robustness, security, and multi-chain support. This release adds request validation, pagination, monitoring capabilities, and expands blockchain support to include Binance Smart Chain alongside Solana.

Key Features

Multi-Chain Support

  • Binance Smart Chain Integration - BioCoin now supports both Solana and BSC, expanding market reach
  • Chain-Agnostic API - Transaction endpoints work seamlessly across both blockchains
  • Multi-Wallet Balance Checking - Users can view balances across multiple blockchains

Backend Improvements

  • Request Validation - All API endpoints now validate request data using Joi
  • Pagination - List endpoints support standardized pagination parameters
  • Rate Limiting - Protection against API abuse with tiered rate limits
  • Health Monitoring - New endpoints for system status and performance metrics
  • Improved Logging - Enhanced logging with Winston for better debugging

Files Added

Middleware

  • backend/src/middleware/validate.js - Request validation middleware using Joi
  • backend/src/middleware/paginate.js - API pagination middleware
  • backend/src/middleware/rateLimit.js - Rate limiting for API security

Utilities

  • backend/src/utils/validationSchemas.js - Joi schemas for request validation
  • backend/src/utils/logger.js - Winston logger implementation

Routes

  • backend/src/routes/healthRoutes.js - Health check endpoints
  • backend/src/routes/transactionRoutes.js - Transaction API routes

Controllers

  • backend/src/controllers/transactionController.js - Transaction business logic

Services

  • backend/src/services/blockchainService.js - Multi-chain blockchain service

Smart Contracts

  • contracts/src/BioCoinBSC.sol - Solidity contract for Binance Smart Chain

Files Modified

  • backend/package.json - Added new dependencies
  • backend/.env.example - Added BSC configuration variables
  • backend/src/index.js - Updated core server configuration

Technical Details

API Endpoints

  • GET /health - Basic health check
  • GET /health/detailed - Detailed system information
  • POST /api/transactions/payment - Process payments (now supports blockchain selection)
  • GET /api/transactions/balances - Get balances across blockchains

Environment Configuration

New environment variables:

BSC_RPC_URL=https://data-seed-prebsc-1-s1.binance.org:8545/
BSC_CONTRACT_ADDRESS=your_bsc_contract_address

Validation Schemas

All API endpoints now validate requests with properly defined schemas:

  • User schemas (register, login, update)
  • Data schemas (create, update)
  • Research schemas (create, update)
  • Transaction schemas (payment processing)

Frontend Compatibility

These backend changes are fully compatible with the existing frontend. The blockchain service allows users to choose between Solana and BSC when making transactions.

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