fix(web): align trend ranges, next runs and preview task records

reaction_board/web/server.py

@@ -215,6 +215,7 @@ class DashboardHandler(BaseHTTPRequestHandler):
         html = """<!doctype html>
 <html lang="zh-CN"><head><meta charset="utf-8">
 <meta name="viewport" content="width=device-width,initial-scale=1">
+<link rel="icon" href="/static/favicon.svg" type="image/svg+xml">
 <title>登录 · Reaction 看板</title>
 <style>
 :root{color-scheme:light dark}body{margin:0;min-height:100vh;display:grid;