feat(performance-point): switch performance calculator to performance-server (#80)

* feat(config): make `performance_server` as default calculator

* deploy(docker): use osu-performance-server

* docs(readme): add ruleset download instructions

* chore(dev): update development environment

* feat(dev): update development environment setup and service startup order

* fix(deps): move `rosu-pp-py` to `project.optional-dependencies`

* feat(beatmap): handle deleted beatmaps

* feat(performance-server): add a long timeout for calculation

* feat(recalculate): enhance CLI arguments for performance, leaderboard, and rating recalculations with CSV output support

* fix(recalculate): resolve reviews

* Apply suggestions from code review

Co-authored-by: Copilot <175728472+Copilot@users.noreply.github.com>

* fix(beatmapsync): resolve too long line

---------

Co-authored-by: Copilot <175728472+Copilot@users.noreply.github.com>

README.md

@@ -60,7 +60,11 @@ cd g0v0-server
 cp .env.example .env
 ```
 
-3. 启动服务
+3. （可选）下载 rulesets
+
+前往 [custom-rulesets](https://github.com/GooGuTeam/custom-rulesets/releases/latest) 下载为 g0v0-server 修改的自定义 ruleset。将下载的 DLL 放入 `rulesets/` 目录，以在旁观服务器和表现分计算器中启用自定义 ruleset 支持。
+
+4. 启动服务
 ```bash
 # 标准服务器
 docker-compose -f docker-compose.yml up -d
@@ -68,7 +72,7 @@ docker-compose -f docker-compose.yml up -d
 docker-compose -f docker-compose-osurx.yml up -d
 ```
 
-4. 通过游戏连接服务器
+5. 通过游戏连接服务器
 
 使用[自定义的 osu!lazer 客户端](https://github.com/GooGuTeam/osu)，或者使用 [LazerAuthlibInjection](https://github.com/MingxuanGame/LazerAuthlibInjection)，修改服务器设置为服务器的 IP