Add ciJobs to legacyPackages to allow build from cicero

 which currently use an older nix (2.8).

Author: jbgi

flake.nix

@@ -59,6 +59,7 @@
               (name: env: f (env // { inherit name; }))
               environments;
           };
+          ciJobs = self.ciJobs.${final.system};
         })
         (import ./nix/pkgs.nix { inherit inputMap; })
       ];
@@ -137,6 +138,10 @@
           supportedSystems = [system];
         };
       } // tullia.fromSimple system (import ./nix/tullia.nix)) // {
+
+        # allows precise paths (avoid fallbacks) with nix build/eval:
+        outputs = self;
+
         overlay = final: prev:
           with self.legacyPackages.${final.system}; {
             inherit cardano-db-sync cardano-node dockerImage;

nix/tullia.nix

@@ -22,11 +22,12 @@ rec {
 
     command.text = config.preset.github.status.lib.reportBulk {
       bulk.text = ''
-        nix eval .#ciJobs --apply __attrNames --json |
+        nix eval .#outputs.ciJobs --apply __attrNames --json |
         nix-systems -i |
         jq 'with_entries(select(.value))' # filter out systems that we cannot build for
       '';
-      each.text = ''nix build -L .#ciJobs."$1".required'';
+      # have to go through legacyPackages instead of top-level attribute for compat with older nix (2.8):
+      each.text = ''nix build -L .#legacyPackages."$1".ciJobs.required'';
       skippedDescription = lib.escapeShellArg "No nix builder available for this system";
     };