v3.0.0

• Major visual refresh!
  • All new design (layout, fonts, colors, etc)
  • Redesigned Dark Mode (now the default)
  • New app icon
• Support for pruned nodes and nodes with disabled txindex! (HUGE Thanks to @shesek)
  • Note: Currently only Bitcoin Core versions 0.21+ are able to support this feature (a future improvement is planned to make it available to all versions)
• Mempool Summary improvements
  • Greatly improved performance for multiple loads via caching
  • Added: "Blocks Count" column by fee-rate bucket
  • Tool for estimating Block Depth of a transaction or a fee rate (Thanks @pointbiz)
• Mining Summary: added doughnut chart for rev. breakdown, simplified table data
• Upgraded to Bootstrap 5 (currently beta3...)
• Update mapbox API (Thanks @shesek)
  • Note: The map on the /peers page now requires that users set the env var BTCEXP_MAPBOX_APIKEY to their own API key
• Fix for 404 pages hanging (Thanks @shesek)
• Add convenience redirect for baseUrl (Thanks @shesek)
• Make url in logs clickable (Thanks @shesek)
• Caching for static files (maxAge=1hr)
• Frontend performance optimizations
• Smarter performance/memory defaults for slow devices
• Major refactoring, modernization, and code-reuse improvements
• UX improvements and polish throughout
• URL changes
  • /node-status -> /node-details
  • /unconfirmed-tx -> /mempool-transactions
• Environment variable changes
  • The below changes were made to more clearly acknowledge that multiple Electrum-protocol implementations (e.g. ElectrumX, Electrs) can be used for address queries:
  • BTCEXP_ADDRESS_API value electrumx -> electrum (electrumx should still works)
  • BTCEXP_ELECTRUMX_SERVERS -> BTCEXP_ELECTRUM_SERVERS (BTCEXP_ELECTRUMX_SERVERS should still work)
• Updated dependencies
  • jQuery: v3.4.1 -> v3.6.0
  • highlight.js: v9.14.2 -> v10.7.1
  • fontawesome: v5.7.1 -> v5.15.3