Try different approach

.github/workflows/build.yml

@@ -2,13 +2,18 @@ name: build
 
 on:
   workflow_call:
+    secrets:
+      USER_AUTH:
+        required: true
 
 jobs:
   build:
     runs-on: prox-1
     steps:
       - name: Configure sudo password
-        run: echo '${{ secrets.USER_AUTH }}' | sudo -S echo "Sudo configured"
+        env:
+          SUDO_PASSWORD: ${{ secrets.USER_AUTH }}
+        run: echo "$SUDO_PASSWORD" | sudo -S echo "Sudo configured"
 
       - name: Clear .next cache
         run: sudo rm -rf $GITHUB_WORKSPACE/.next