1b182c2930
- New Vue 3 + Vite frontend at /v2/ (OLED dark theme, Fira Sans/Code) - Date selector: support day/week/month range (backend unchanged) - SSE auto-reconnect (up to 3 retries) - Visibility polling pause (dashboard pauses when tab hidden) - Friendly Chinese HTTP error messages - Cancel task with confirmation in Dashboard - Split AiWorkflowService (1700->845 lines): - AiApiService: AI API calls + streaming - ExcelExportService: POI Excel generation - Dockerfile: 3-stage build (Node frontend -> Maven -> JRE) - WebApplication.java: System.out -> Logger - .gitignore: v2 build output, backup dirs Co-Authored-By: Claude Opus 4.8 <noreply@anthropic.com>