Couldn't get attributes to build. Error was: warning: ignoring untrusted flake configuration setting 'extra-experimental-features'.
Pass '--accept-flake-config' to trust it
warning: ignoring untrusted flake configuration setting 'extra-substituters'.
Pass '--accept-flake-config' to trust it
warning: ignoring untrusted flake configuration setting 'extra-trusted-public-keys'.
Pass '--accept-flake-config' to trust it
warning: ignoring untrusted flake configuration setting 'registries'.
Pass '--accept-flake-config' to trust it
warning: ignoring untrusted flake configuration setting 'sandbox'.
Pass '--accept-flake-config' to trust it
error:
       … while evaluating the attribute 'root.result'
         at «flakes-internal»/call-flake.nix:94:7:
           93|     {
           94|       result =
             |       ^
           95|         if node.flake or true then

       … in the left operand of the update (//) operator
         at «flakes-internal»/call-flake.nix:75:9:
           74|       result =
           75|         outputs
             |         ^
           76|         # We add the sourceInfo attribute for its metadata, as they are

       (stack trace truncated; use '--show-trace' to show the full, detailed trace)

       error: attribute 'defaultSystems' missing
       at /tmp/garnix-runs-78c32cd9cfbfceab/flake.nix:41:24:
           40|
           41|     supportedSystems = flaky.lib.defaultSystems;
             |                        ^
           42|