nixos-unstable: add container/registries.conf

flake.nix

@@ -24,7 +24,6 @@
             cacert
             coreutils
             curl
-            docker
             podman
             findutils
             gawk
@@ -82,6 +81,21 @@
                   '';
                 })
 
+                (writeTextFile {
+                  name = "containerRegistries";
+                  destination = "/etc/containers/registries.conf";
+                  text = ''
+                  [registries.block]
+                  registries = []
+
+                  [registries.insecure]
+                  registries = []
+
+                  [registries.search]
+                  registries = ["docker.io", "quay.io"]
+                  '';
+                })
+
                 (writeTextFile {
                   name = "passwd";
                   destination = "/etc/passwd";
@@ -185,6 +199,8 @@
               "ln -s ../bin usr/bin"
               # create /tmp
               "mkdir -m 1777 tmp"
+              "mkdir -m 0755 var"
+              "ln -s ../tmp var/tmp"
               # root needs a home
               "mkdir -vp root"
             ];