From fc74ef3c190bb391805750602d7b7d04ce18c947 Mon Sep 17 00:00:00 2001
From: Nolwen <nolwen.huet@imacs.polytechnique.fr>
Date: Tue, 30 Apr 2024 15:55:23 +0200
Subject: [PATCH] skip step output

---
 .github/workflows/build.yml | 18 ++++++++++++++++++
 1 file changed, 18 insertions(+)

diff --git a/.github/workflows/build.yml b/.github/workflows/build.yml
index d04b267..8d675bf 100644
--- a/.github/workflows/build.yml
+++ b/.github/workflows/build.yml
@@ -16,6 +16,24 @@ concurrency:
 
 jobs:
 
+  only-on-master:
+    runs-on: ubuntu-latest
+    if: $github.ref == format('refs/heads/{0}', github.event.repository.default_branch)
+    outputs:
+      notebooks-branch: ${{ steps.write-output.outputs.notebooks_branch }}
+    steps:
+     - id:  write-output
+       run: |
+         echo "yo"
+         echo "notebooks_branch=toto" >> $GITHUB_OUTPUT
+
+  on-all-branches:
+    needs: only-on-master
+    runs-on: ubuntu-latest
+    if: always()
+    steps:
+      - run: echo yo ${{ needs.only-on-master.outputs.notebooks-branch }}
+
   testing-file-existence:
     runs-on: ubuntu-latest
     strategy: