diff --git a/flake.nix b/flake.nix
index bfda564..53e8f5b 100644
--- a/flake.nix
+++ b/flake.nix
@@ -69,17 +69,17 @@
       };
       "seraphim" = lib.nixosSystem {
         system = "x86_64-linux";
-        modules = [./hosts/x86_64-linux/seraphim ];
+        modules = [./hosts/x86_64-linux/seraphim];
         specialArgs = {inherit inputs;};
       };
       "lilith" = lib.nixosSystem {
         system = "x86_64-linux";
-        modules = [./hosts/x86_64-linux/lilith ];
+        modules = [./hosts/x86_64-linux/lilith];
         specialArgs = {inherit inputs;};
       };
       "lambda" = lib.nixosSystem {
         system = "x86_64-linux";
-        modules = [./hosts/x86_64-linux/lambda ];
+        modules = [./hosts/x86_64-linux/lambda];
         specialArgs = {inherit inputs;};
       };
       "beleth" = lib.nixosSystem {
@@ -89,7 +89,7 @@
       };
       "alastor" = lib.nixosSystem {
         system = "aarch64-linux";
-        modules = [./hosts/aarch64-linux/alastor {nixpkgs.overlays = [inputs.nixos-aarch64-widevine.overlays.default];} ];
+        modules = [./hosts/aarch64-linux/alastor {nixpkgs.overlays = [inputs.nixos-aarch64-widevine.overlays.default];}];
         specialArgs = {inherit inputs;};
       };
     };
diff --git a/home/modules/nixvim.nix b/home/modules/nixvim.nix
index dd54644..6d2bf84 100644
--- a/home/modules/nixvim.nix
+++ b/home/modules/nixvim.nix
@@ -68,7 +68,7 @@
           };
         };
       };
-      rustaceanvim.settings.server.default_settings.rust-analyzer.diagnostics.disabled = [ "inactive-code" ];
+      rustaceanvim.settings.server.default_settings.rust-analyzer.diagnostics.disabled = ["inactive-code"];
       lsp = {
         enable = true;
         inlayHints = true;
diff --git a/hosts/x86_64-linux/beleth/default.nix b/hosts/x86_64-linux/beleth/default.nix
index 8c00754..13a4cc7 100644
--- a/hosts/x86_64-linux/beleth/default.nix
+++ b/hosts/x86_64-linux/beleth/default.nix
@@ -14,6 +14,7 @@ with lib; {
     ./transmission.nix
     ./fail2ban.nix
     ./lanrarari.nix
+    ./hydra.nix
     ./uptime.nix
     ./networking.nix
     ./git.nix
@@ -29,44 +30,6 @@ with lib; {
   services.caddy = {
     enable = true;
     email = "xqtc@tutanota.com";
-    # configFile = pkgs.writeText "Caddyfile" ''
-    #                 heroin.trade {
-    #                 	root * /var/www/website/public/
-    #      		handle_errors {
-    #      	rewrite * /404.html
-    #      	file_server
-    #      }
-    #                 	file_server
-    #                 }
-    #                 syncthing.heroin.trade {
-    #            reverse_proxy http://localhost:8384 {
-    #     	header_up Host {upstream_hostport}
-    #            }
-    #                 }
-    #                 demos.heroin.trade {
-    #            root * /var/www/demos/
-    #            file_server browse
-    #                 }
-    #   git.heroin.trade {
-    #    reverse_proxy http://localhost:3002
-    #   }
-    #
-    #                 jellyfin.heroin.trade {
-    #                 	reverse_proxy http://127.0.0.1:8096
-    #                 }
-    #
-    #                 calibre.heroin.trade {
-    #            reverse_proxy http://localhost:3000
-    #                 }
-    #
-    #                 grafana.heroin.trade {
-    #            reverse_proxy http://127.0.0.1:2342
-    #                 }
-    #
-    #      	   uptime.heroin.trade {
-    #      	      reverse_proxy 127.0.0.1:3001
-    #      	    }
-    # '';
     virtualHosts = {
       "heroin.trade" = {
         extraConfig = ''
@@ -78,15 +41,20 @@ with lib; {
                file_server
         '';
       };
+      "hydra.heroin.trade" = {
+        extraConfig = ''
+          reverse_proxy http://localhost:${builtins.toString config.services.hydra.port}
+        '';
+      };
       "cheats-rs.heroin.trade" = {
-	extraConfig = ''
-	  root * /var/www/cheats-rs/public/
-          handle_errors {
-	    rewrite * /404.html
-	    file_server
-         }
-	 file_server
-	'';
+        extraConfig = ''
+           root * /var/www/cheats-rs/public/
+                  handle_errors {
+             rewrite * /404.html
+             file_server
+                 }
+          file_server
+        '';
       };
       "syncthing.heroin.trade" = {
         extraConfig = ''
diff --git a/hosts/x86_64-linux/beleth/hydra.nix b/hosts/x86_64-linux/beleth/hydra.nix
new file mode 100644
index 0000000..ca3fa1b
--- /dev/null
+++ b/hosts/x86_64-linux/beleth/hydra.nix
@@ -0,0 +1,22 @@
+{
+  config,
+  lib,
+  ...
+}: {
+  services.hydra = {
+    enable = true;
+    hydraURL = "https://hydra.heroin.trade";
+    port = 3003;
+    useSubstitutes = true;
+    notificationSender = "hydra@localhost";
+  };
+
+  nix.buildMachines = [
+    {
+      hostName = "localhost";
+      system = "x86_64-linux";
+      supportedFeatures = ["kvm" "nixos-test" "big-parallel" "benchmark"];
+      maxJobs = 8;
+    }
+  ];
+}