diff --git a/flake.nix b/flake.nix
index b72e86b..82942f7 100644
--- a/flake.nix
+++ b/flake.nix
@@ -88,5 +88,9 @@
           };
         }
       );
+      hydraJobs = {
+        inherit (self)
+          packages formatter nixosConfigurations;
+      };
     };
 }
diff --git a/nixos-modules/audio/default.nix b/nixos-modules/audio/default.nix
index 7ddd829..2a05f94 100644
--- a/nixos-modules/audio/default.nix
+++ b/nixos-modules/audio/default.nix
@@ -76,7 +76,7 @@ in
 
     services.pipewire = {
       enable = true;
-      systemWide = false;
+      systemWide = true;
       alsa = {
         enable = true;
         support32Bit = true;
@@ -199,15 +199,6 @@ in
             }
           ];
         };
-        "10-x11=bell" = {
-          "context.modules" = [
-            {
-              name = "libpipewire-module-x11-bell";
-              args = {
-              };
-            }
-          ];
-        };
       };
     };
   };
diff --git a/nixos-modules/nix/default.nix b/nixos-modules/nix/default.nix
index 974c9f8..3347003 100644
--- a/nixos-modules/nix/default.nix
+++ b/nixos-modules/nix/default.nix
@@ -41,13 +41,10 @@ in
           "nix-command"
           "flakes"
           "auto-allocate-uids"
-          "ca-derivations"
           "cgroups"
-          "dynamic-derivations"
           "fetch-closure"
           "impure-derivations"
           "no-url-literals"
-          "recursive-nix"
         ];
         auto-allocate-uids = true;
         use-cgroups = true;
@@ -57,6 +54,10 @@ in
         builders-use-substitutes = true;
         download-attempts = 1;
         fallback = true;
+        allowed-uris = [
+          "github:"
+          "gitlab:"
+        ];
       };
       buildMachines =
         let
@@ -69,7 +70,15 @@ in
             [ (getMainArch name) ]
             ++ self.nixosConfigurations.${name}.config.nix.settings.extra-platforms or [ ];
         in
+        lib.filter (builder: builder.hostName != config.networking.hostName)
         [
+          {
+            hostName = "localhost";
+            protocol = null;
+            systems = getArchs config.networking.hostName;
+            supportedFeatures = config.nix.settings.system-features;
+            maxJobs = (lib.elemAt config.facter.report.hardware.cpu 0).cores;
+          }
           {
             systems = getArchs "hetzner";
             supportedFeatures = self.nixosConfigurations.hetzner.config.nix.settings.system-features;
@@ -79,7 +88,7 @@ in
             sshUser = "builder";
             sshKey = "/root/.ssh/builder";
             speedFactor = 5;
-            maxJobs = 12;
+            maxJobs = (lib.elemAt self.nixosConfigurations.hetzner.config.facter.report.hardware.cpu 0).cores;
           }
           {
             systems = getArchs "zap";
@@ -89,7 +98,7 @@ in
             protocol = "ssh-ng";
             sshUser = "builder";
             sshKey = "/root/.ssh/builder";
-            maxJobs = 4;
+            maxJobs = (lib.elemAt self.nixosConfigurations.zap.config.facter.report.hardware.cpu 0).cores;
           }
           {
             systems = getArchs "kuraokami";
@@ -100,7 +109,7 @@ in
             sshUser = "builder";
             sshKey = "/root/.ssh/builder";
             speedFactor = 10;
-            maxJobs = 24;
+            maxJobs = (lib.elemAt self.nixosConfigurations.kuraokami.config.facter.report.hardware.cpu 0).cores;
           }
         ];
       distributedBuilds = true;
diff --git a/nixos-modules/plasma/default.nix b/nixos-modules/plasma/default.nix
index 402e889..6114ee8 100644
--- a/nixos-modules/plasma/default.nix
+++ b/nixos-modules/plasma/default.nix
@@ -10,10 +10,6 @@ in
 
   config = lib.mkIf cfg.enable {
     services = {
-      xserver = {
-        enable = true;
-      };
-
       libinput.enable = true;
 
       displayManager.sddm = {
diff --git a/nixos-modules/users/jopejoe1/default.nix b/nixos-modules/users/jopejoe1/default.nix
index ce4e99d..87d3ed0 100644
--- a/nixos-modules/users/jopejoe1/default.nix
+++ b/nixos-modules/users/jopejoe1/default.nix
@@ -25,6 +25,7 @@ in
         "networkmanager"
         "pipewire"
         "audio"
+        "video"
         "adbusers"
         "dialout"
       ];
diff --git a/systems/hetzner/default.nix b/systems/hetzner/default.nix
index d38583f..fbe36e1 100644
--- a/systems/hetzner/default.nix
+++ b/systems/hetzner/default.nix
@@ -161,7 +161,7 @@ in
         WOODPECKER_SERVER = "localhost:9000";
         WOODPECKER_MAX_WORKFLOWS = "8";
         WOODPECKER_AGENT_SECRET = "";
-        WOODPECKER_BACKEND= "docker";
+        WOODPECKER_BACKEND = "docker";
         DOCKER_HOST = "unix:///run/podman/podman.sock";
       };
       extraGroups = [ "podman" ];
@@ -177,12 +177,20 @@ in
     allowedTCPPorts = [ 53 ];
   };
 
-
   users.users.backupftp = {
     isNormalUser = true;
     initialPassword = "backupPassword";
   };
 
+  services.hydra = {
+    enable = true;
+    hydraURL = "https://hydra.missing.ninja";
+    notificationSender = "hydra@missing.ninja";
+    buildMachinesFiles = [];
+    useSubstitutes = true;
+  };
+
+
   disko.devices = {
     disk = {
       vdb = {
diff --git a/systems/hetzner/nginx.nix b/systems/hetzner/nginx.nix
index a89c405..318d823 100644
--- a/systems/hetzner/nginx.nix
+++ b/systems/hetzner/nginx.nix
@@ -55,6 +55,11 @@
         enableACME = true;
         locations."/".proxyPass = "http://localhost:8080";
       };
+      "hydra.missing.ninja" = {
+        forceSSL = true;
+        enableACME = true;
+        locations."/".proxyPass = "http://localhost:3000";
+      };
       "ci.missing.ninja" = {
         forceSSL = true;
         enableACME = true;