feat(route): add JBpress news route

[Hrushikesh9807]

Involved Issue / 该 PR 相关 Issue

Close #

Example for the Proposed Route(s) / 路由地址示例

RSSHub\lib\routes\jbpress\issue.ts

New RSS Route Checklist / 新 RSS 路由检查表

• New Route / 新的路由
  • [x ] Follows Script Standard / 跟随 路由规范
• Anti-bot or rate limit / 反爬/频率限制
  • If yes, do your code reflect this sign? / 如果有, 是否有对应的措施?
• Date and time / 日期和时间
  • [ x] Parsed / 可以解析
  • [x ] Correct time zone / 时区正确
• New package added / 添加了新的包
• Puppeteer

Note / 说明

[github-actions]

Successfully generated as following:

http://localhost:1200/RSSHub\lib\routes\jbpress\issue.ts - Failed ❌

HTTPError: Response code 503 (Service Unavailable)

Error Message:<br/>NotFoundError:
Route: /RSSHub/lib/routes/jbpress/issue.ts
Full Route: /RSSHub/lib/routes/jbpress/issue.ts
Node Version: v22.16.0
Git Hash: 1f69700c

[github-actions]

Successfully generated as following:

http://localhost:1200/RSSHub\lib\routes\jbpress\issue.ts - Failed ❌

HTTPError: Response code 503 (Service Unavailable)

Error Message:<br/>NotFoundError:
Route: /RSSHub/lib/routes/jbpress/issue.ts
Full Route: /RSSHub/lib/routes/jbpress/issue.ts
Node Version: v22.16.0
Git Hash: 17d7ca1c

[TonyRL]

The site provides its RSS feed at https://jbpress.ismedia.jp/list/feed/rss which contains more info than this PR.