fetches OI contests using github actions

一个 Hydrooj 的插件，创建动态的樱花背景。

Hydro 题库 | Hydro OJ 官方题目数据：CSP-J/S 2019–2021、USACO 2026 First/Second 等题面与测试数据，适配 Hydro，通过 GitHub Releases 分发；不收录民间数据与 hack 数据。Official problem statements & test data for Hydro OJ: CSP-J/S, USACO, etc. Distributed via GitHub Releases; no unofficial or hack data.

A wordpress plugin showing upcoming OI contests

A open source translator for Wordpress