ci: tempfix for cachix deploy.json

Signed-off-by: Reputable2722 <153411261+Reputable2772@users.noreply.github.com>

Author: Reputable2772

.github/workflows/build.yml

@@ -39,3 +39,5 @@ jobs:
         CACHIX_AUTH_TOKEN: ${{ secrets.CACHIX_AUTH_TOKEN }}
       run: |
         nix develop .#ci --command bash -c "nix-build-all --systems x86_64-linux --override-input flake . --out-link flake --cachix-cache spearman4157"
+        nix build .#packages.x86_64-linux.deploy
+        cat result

flake.nix

@@ -65,6 +65,7 @@
       flake-parts,
       git-hooks,
       systems,
+      self,
       ...
     }@inputs:
     flake-parts.lib.mkFlake { inherit inputs; } {
@@ -179,6 +180,16 @@
             '';
           };
 
+          packages.deploy = pkgs.writeText "deploy.json" (
+            builtins.toJSON {
+              agents = (
+                lib.mapAttrs (n: v: v.config.system.build.toplevel) (
+                  lib.filterAttrs (n: v: v.config.services.cachix-agent.enable) self.nixosConfigurations
+                )
+              );
+            }
+          );
+
           # Installation hooks need to setup manually in each devshell.
           pre-commit.check.enable = true;
           pre-commit.settings.hooks = {