refactor(database): improve database initialization and event handling

refactor(helianode): remove unused pubsub subscriptions and methods

docs: add commit message template file

feat(database): implement file event tracking and database functionality

refactor(statusbar): Use event payload for peer count

Запрос на слияние 'f/count-peers-status' (#1) из f/count-peers-status в main

feat(statusbar): show peers count in status bar and wire Helia events\n\n- Add CountPeersStatus component using obsidian status bar\n- Subscribe to peer connect/disconnect and update count\n- Integrate HeliaNode start and status bar in plugin onload\n- Minor HeliaNode events plumbing for peers list