update ci

.github/workflows/nixos.yml

@@ -5,6 +5,21 @@ on:
     branches: [main]
 
 jobs:
+  build-null:
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v2.3.2
+      - name: "Install Nix ❄️"
+        uses: cachix/install-nix-action@v15
+      - name: "Install Cachix ❄️"
+        uses: cachix/cachix-action@v10
+        with:
+          name: 0x76-infra
+          authToken: "${{ secrets.CACHIX_AUTH_TOKEN }}"
+          extraPullNames: hyprland
+      - name: "Build NixOS config ❄️"
+        run: |
+          nix run '.#' build -- --on "null"
   build-iso:
     runs-on: ubuntu-latest
     steps:
@@ -91,20 +106,21 @@ jobs:
       - name: "Build NixOS config ❄️"
         run: |
           nix run '.#' build -- --on "@hades"
-  check:
+  # disabled because of OOM errors
-    runs-on: ubuntu-latest
+  # check:
-    steps:
+  #   runs-on: ubuntu-latest
-      - uses: actions/checkout@v2.3.2
+  #   steps:
+  #     - uses: actions/checkout@v2.3.2
 
-      - name: "Install Nix ❄️"
+  #     - name: "Install Nix ❄️"
-        uses: cachix/install-nix-action@v15
+  #       uses: cachix/install-nix-action@v15
 
-      - name: "Install Cachix ❄️"
+  #     - name: "Install Cachix ❄️"
-        uses: cachix/cachix-action@v10
+  #       uses: cachix/cachix-action@v10
-        with:
+  #       with:
-          name: 0x76-infra
+  #         name: 0x76-infra
-          authToken: "${{ secrets.CACHIX_AUTH_TOKEN }}"
+  #         authToken: "${{ secrets.CACHIX_AUTH_TOKEN }}"
 
-      - name: "Check NixOS Flake ❄️"
+  #     - name: "Check NixOS Flake ❄️"
-        run: |
+  #       run: |
-          nix flake check
+  #         nix flake check