CI: specificy which remote to install from

Author: bilelmoussaoui

.github/workflows/docker.yml

@@ -15,21 +15,27 @@ jobs:
         runtime:
           - name: freedesktop-20.08
             packages: org.freedesktop.Platform//20.08 org.freedesktop.Sdk//20.08
+            remote: flathub
 
           - name: gnome-3.38
             packages: org.gnome.Platform//3.38 org.gnome.Sdk//3.38
+            remote: flathub
 
           - name: gnome-40
             packages: org.gnome.Platform//40 org.gnome.Sdk//40
+            remote: flathub
 
           - name: gnome-nightly
             packages: org.gnome.Platform//master org.gnome.Sdk//master
+            remote: gnome-nightly
 
           - name: kde-5.15
             packages: org.kde.Platform//5.15 org.kde.Sdk//5.15
+            remote: flathub
 
           - name: elementary-juno
             packages: io.elementary.BaseApp//juno-20.08 org.gnome.Platform//3.38 org.gnome.Sdk//3.38
+            remote: flathub
 
     services:
       registry:
@@ -77,7 +83,7 @@ jobs:
           # syntax = docker/dockerfile:experimental
           FROM localhost:5000/fedora-base:latest
 
-          RUN --security=insecure flatpak install -y --noninteractive ${{ matrix.runtime.packages }}
+          RUN --security=insecure flatpak install -y --noninteractive ${{matrix.runtime.remote}} ${{ matrix.runtime.packages }}
 
       - name: Build & push the ${{ matrix.runtime.name }} image to Docker Hub
         uses: docker/[email protected]