Try these now

.gitea/workflows/deploy.yml

@@ -1,4 +1,9 @@
-name: Deploy Hashel
+# Required Gitea Actions secrets:
+#   SSH_PRIVATE_KEY - Private key for SSH authentication
+#   DEPLOY_HOST     - Target server IP address (e.g. 144.217.160.198)
+#   DEPLOY_USER     - SSH user on the target server (e.g. root)
+
+name: Deploy Haschel
 
 on:
   push:
@@ -9,16 +14,6 @@ jobs:
   deploy:
     runs-on: ubuntu-latest
     steps:
-      - name: Checkout
-        uses: actions/checkout@v4
-
-      - name: Install Nix
-        uses: cachix/install-nix-action@v31
-        with:
-          extra_nix_config: |
-            experimental-features = nix-command flakes
-            sandbox = false
-
       - name: Configure SSH
         run: |
           mkdir -p ~/.ssh
@@ -27,12 +22,14 @@ jobs:
           cat >> ~/.ssh/config << EOF
           Host haschel
             HostName ${{ secrets.DEPLOY_HOST }}
+            User ${{ secrets.DEPLOY_USER }}
             StrictHostKeyChecking no
             UserKnownHostsFile /dev/null
             IdentityFile ~/.ssh/id_ed25519
           EOF
           chmod 600 ~/.ssh/config
 
-      - name: Deploy with deploy-rs
+      - name: Deploy
         run: |
-          nix run github:serokell/deploy-rs -- .#haschel --skip-checks --remote-build
+          REPO_URL="${{ github.server_url }}/${{ github.repository }}.git"
+          ssh haschel "rm -rf /tmp/nixos-config && git clone $REPO_URL /tmp/nixos-config && nixos-rebuild switch --flake /tmp/nixos-config#haschel && rm -rf /tmp/nixos-config"

flake.nix

@@ -3,10 +3,9 @@
 
   inputs = {
     nixpkgs.url = "github:nixos/nixpkgs/nixos-25.11";
-    deploy-rs.url = "github:serokell/deploy-rs";
   };
 
-  outputs = { self, nixpkgs, deploy-rs, ... }@inputs:
+  outputs = { self, nixpkgs, ... }@inputs:
     let
       settings = import ./settings.nix;
       system = "x86_64-linux";
@@ -18,16 +17,5 @@
         ./configuration.nix
       ];
     };
-
-    deploy.nodes."${settings.hostname}" = {
-      hostname = "haschel";
-      sshUser = "root";
-      profiles.system = {
-        user = "root";
-        path = deploy-rs.lib.${system}.activate.nixos self.nixosConfigurations."${settings.hostname}";
-      };
-    };
-
-    checks = builtins.mapAttrs (system: deployLib: deployLib.deployChecks self.deploy) deploy-rs.lib;
   };
 }