Add Forgejo namespace workflow stack

nixos/hosts/burrow-forge/default.nix

@@ -0,0 +1,46 @@
+{ self, ... }:
+
+{
+  imports = [
+    ./hardware-configuration.nix
+    ./disko-config.nix
+    self.nixosModules.burrow-forge
+    self.nixosModules.burrow-forge-runner
+    self.nixosModules.burrow-forgejo-nsc
+  ];
+
+  system.stateVersion = "24.11";
+
+  time.timeZone = "America/Los_Angeles";
+
+  nix.settings.experimental-features = [
+    "nix-command"
+    "flakes"
+  ];
+
+  services.burrow.forge = {
+    enable = true;
+    adminPasswordFile = "/var/lib/burrow/intake/forgejo_pass_contact_at_burrow_net.txt";
+    authorizedKeys = [
+      (builtins.readFile ../../keys/contact_at_burrow_net.pub)
+      (builtins.readFile ../../keys/agent_at_burrow_net.pub)
+    ];
+  };
+
+  services.burrow.forgeRunner = {
+    enable = true;
+    sshPrivateKeyFile = "/var/lib/burrow/intake/agent_at_burrow_net_ed25519";
+  };
+
+  services.burrow.forgejoNsc = {
+    enable = true;
+    nscTokenFile = "/var/lib/burrow/intake/forgejo_nsc_token.txt";
+    dispatcher = {
+      configFile = "/var/lib/burrow/intake/forgejo_nsc_dispatcher.yaml";
+    };
+    autoscaler = {
+      enable = true;
+      configFile = "/var/lib/burrow/intake/forgejo_nsc_autoscaler.yaml";
+    };
+  };
+}