From 07f18644c32949a28e75f4e36fa3ab24f6565ffc Mon Sep 17 00:00:00 2001
From: Olaf Lessenich <olessenich@eclipsesource.com>
Date: Wed, 3 Apr 2024 18:31:48 +0200
Subject: [PATCH] Use a path prefix for PR previews

Signed-off-by: Olaf Lessenich <olessenich@eclipsesource.com>
---
 .github/workflows/preview.yml | 2 +-
 gatsby-config.js              | 1 +
 2 files changed, 2 insertions(+), 1 deletion(-)

diff --git a/.github/workflows/preview.yml b/.github/workflows/preview.yml
index a5c93ae2..cbc4ac6d 100644
--- a/.github/workflows/preview.yml
+++ b/.github/workflows/preview.yml
@@ -31,7 +31,7 @@ jobs:
       - name: Build website
         run: |
           npm install
-          npm run build
+          PATH_PREFIX="pr-previews/${{ github.event.number }}" npm run build -- --prefix-paths
       - name: Upload artifact
         uses: actions/upload-artifact@5d5d22a31266ced268874388b861e4b58bb5c2f3 #v4
         with:
diff --git a/gatsby-config.js b/gatsby-config.js
index dd528198..08ca7c15 100644
--- a/gatsby-config.js
+++ b/gatsby-config.js
@@ -1,4 +1,5 @@
 module.exports = {
+    pathPrefix: process.env.PATH_PREFIX,
     siteMetadata: {
         title: 'Theia - Cloud and Desktop IDE Platform',
         description: "Theia is an open-source cloud &nbsp; desktop IDE framework implemented in TypeScript."