- ver=$(git describe --tags --abbrev=0) echo "{\"attachments\": [{\"color\": \"#FF0000\", \"text\":\"Failure when building STABLE docker image $ver! See ${{ github.server_url }}/${{ github.repository }}/actions/runs/${{ github.run_id }} \"}]}" > mattermost.json
+ ver=$(grep set.SIMGRID_VERSION_MINOR CMakeLists.txt|sed 's/[^"]*"//'|sed 's/".*$//') echo "{\"attachments\": [{\"color\": \"#FF0000\", \"text\":\"Failure when building STABLE docker image v3.$ver! See ${{ github.server_url }}/${{ github.repository }}/actions/runs/${{ github.run_id }} \"}]}" > mattermost.json