"Open pointer in new tab" doesn't work when dashboard is installed in a folder

[mathieulb]

New Issue Checklist

• [x] I am not disclosing a vulnerability.
• [x] I am not just asking a question.
• [x] I have searched through existing issues.
• [x] I can reproduce the issue with the latest versions of Parse Server and Parse Dashboard.

Issue Description

"Open pointer in new tab" doesn't work when dashboard is installed in a folder

Steps to reproduce

Have an Express server in which ParseDashboard is assigned to a subfolder instead of directly '/':

app.use('/dashboard', new ParseDashboard(dashboardConfig))

Go in a class with a pointer column, right click on a cell, choose "Open pointer in new tab"

Actual Outcome

Cannot GET /apps/my-app/browser/MyClass

Expected Outcome

A browser window opening the url /dashboard/apps/my-app/browser/MyClass?filters=...

Environment

Dashboard

• Parse Dashboard version: 5.2.0
• Browser (Safari, Chrome, Firefox, Edge, etc.): Firefox
• Browser version: 119

Server

• Parse Server version: 6.3.1
• Operating system: Heroku Linux 22
• Local or remote host (AWS, Azure, Google Cloud, Heroku, Digital Ocean, etc): Heroku

Database

• System (MongoDB or Postgres): MongoDB
• Database version: 3.6.12
• Local or remote host (MongoDB Atlas, mLab, AWS, Azure, Google Cloud, etc): Heroku

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[parseplatformorg]

🎉 This change has been released in version 5.4.0-alpha.5

[parseplatformorg]

🎉 This change has been released in version 6.0.0-beta.1