use repo instead of nextcloud url for static files

.gitignore

@@ -18,7 +18,7 @@ log/
 # packer
 packer_cache/
 output/
-packer/*
+packer/*.json
 !packer/example.json
 
 # ide

packer/example.json

@@ -18,7 +18,7 @@
       "vm_name": "ubicast-{{ user `name` }}",
       "display_name": "ubicast-{{ user `name` }}",
       "output_directory": "output",
-      "guest_os_type": "debian10-64",
+      "guest_os_type": "debian-64",
       "iso_urls": [
         "http://debian.univ-lorraine.fr/debian-cd/current/amd64/iso-cd/debian-10.3.0-amd64-netinst.iso",
         "https://cdimage.debian.org/debian-cd/current/amd64/iso-cd/debian-10.3.0-amd64-netinst.iso"
@@ -47,7 +47,7 @@
         "hostname={{ .Name }} ",
         "domain= ",
         "auto=true ",
-        "url=https://nextcloud.ubicast.net/s/LEcyMWG9BnKsrHX/download?path=%2F&files=preseed.cfg ",
+        "url=https://git.ubicast.net/mediaserver/envsetup/-/raw/master/packer/files/preseed.cfg ",
         "vga=788 noprompt quiet --<enter>"
       ],
       "ssh_username": "root",

packer/files/support.pub

+ssh-rsa AAAAB3NzaC1yc2EAAAADAQABAAABAQCr2IJlzvLlLxa2PyGhydAlz/PAOj240g8anQmY58X+llirLHIOlkdJXBqf94jAeZkweWpoE41RdmKPUQEz4pCO09dGJaZD4lv1NtDhrhNwTmoOnyFckoPimR6DX6+UMM9wUmfti/ytljbVEVVo/pRacXmczeumDaci3uYTURyliuAR9h3zbIMQ6D2COESXjptWmEwawE9grsTfJi84Q+XIBPvXRHjjceB5hejUMWuf7xc6GH9WIo5REh3qTUvgtxHtIGLQ3ImOzrbCsEhENrBWds0qH0pIuH0lykWGR6pumpPxLzXcVho+e/UJgUrEg5u6/58aizqJTkxFJMa8ciYz support@ubicast

packer/scripts/root.sh

@@ -2,6 +2,6 @@
 
 sudo mkdir -p /root/.ssh
 sudo chmod 700 /root/.ssh
-curl -fLSs 'https://nextcloud.ubicast.net/s/LEcyMWG9BnKsrHX/download?path=%2F&files=support.pub' -o /root/.ssh/authorized_keys
+curl -fLSs 'https://git.ubicast.net/mediaserver/envsetup/-/raw/master/packer/files/support.pub' -o /root/.ssh/authorized_keys
 
 exit 0