From 2397bd45df52641d9ec26a04afaf73abd297c363 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Jan=20Grome=C5=A1?= <jgromes@users.noreply.github.com>
Date: Sat, 22 Aug 2020 13:27:53 +0200
Subject: [PATCH] [CI] Fix index URL CI_FORCE_BUILD

---
 .github/workflows/main.yml | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/.github/workflows/main.yml b/.github/workflows/main.yml
index 44fb175d..cc477bb3 100644
--- a/.github/workflows/main.yml
+++ b/.github/workflows/main.yml
@@ -56,7 +56,7 @@ jobs:
       - name: Install platform
         if: ${{ env.run-build == 'true' }}
         run: |
-          arduino-cli core update-index ${{ steps.prep.outputs.index-url }}
+          arduino-cli core update-index ${{ format('{0}', steps.prep.outputs.index-url) }}
           arduino-cli core install ${{ format('{0}:{1}', steps.split.outputs._0, steps.split.outputs._1) }}
       
       - name: Checkout repository