fix: try cachix installer with set nix version

Author: samrose

.github/workflows/nix-build.yml

@@ -62,21 +62,36 @@ jobs:
           /nix/var/nix/profiles/default/bin/nix copy --to 's3://nix-postgres-artifacts?secret-key=/etc/nix/nix-secret-key' $OUT_PATHS
           EOF
           sudo chmod +x /etc/nix/upload-to-cache.sh
+      # - name: Install nix
+      #   uses: DeterminateSystems/nix-installer-action@main
+      #   if: ${{ github.secret_source == 'Actions' }}
+      #   with:
+      #     extra-conf: |
+      #       substituters = https://cache.nixos.org https://nix-postgres-artifacts.s3.amazonaws.com
+      #       trusted-public-keys = nix-postgres-artifacts:dGZlQOvKcNEjvT7QEAJbcV6b6uk7VF/hWMjhYleiaLI=% cache.nixos.org-1:6NCHdD59X431o0gWypbMrAURkbJ16ZPMQFGspcDShjY=
+      #       post-build-hook = /etc/nix/upload-to-cache.sh
+      # - name: Install nix
+      #   uses: DeterminateSystems/nix-installer-action@main
+      #   if: ${{ github.secret_source == 'None' }}
+      #   with:
+      #     extra-conf: |
+      #       substituters = https://cache.nixos.org https://nix-postgres-artifacts.s3.amazonaws.com
+      #       trusted-public-keys = nix-postgres-artifacts:dGZlQOvKcNEjvT7QEAJbcV6b6uk7VF/hWMjhYleiaLI=% cache.nixos.org-1:6NCHdD59X431o0gWypbMrAURkbJ16ZPMQFGspcDShjY=
       - name: Install nix
-        uses: DeterminateSystems/nix-installer-action@main
+        uses: cachix/install-nix-action@v27
         if: ${{ github.secret_source == 'Actions' }}
         with:
-          nix_version: 2.24.9
-          extra-conf: |
+          install_url: https://releases.nixos.org/nix/nix-2.24.9/install
+          extra_nix_config: |
             substituters = https://cache.nixos.org https://nix-postgres-artifacts.s3.amazonaws.com
             trusted-public-keys = nix-postgres-artifacts:dGZlQOvKcNEjvT7QEAJbcV6b6uk7VF/hWMjhYleiaLI=% cache.nixos.org-1:6NCHdD59X431o0gWypbMrAURkbJ16ZPMQFGspcDShjY=
             post-build-hook = /etc/nix/upload-to-cache.sh
       - name: Install nix
-        uses: DeterminateSystems/nix-installer-action@main
+        uses: cachix/install-nix-action@v27
         if: ${{ github.secret_source == 'None' }}
         with:
-          nix_version: 2.24.9
-          extra-conf: |
+          install_url: https://releases.nixos.org/nix/nix-2.24.9/install
+          extra_nix_config: |
             substituters = https://cache.nixos.org https://nix-postgres-artifacts.s3.amazonaws.com
             trusted-public-keys = nix-postgres-artifacts:dGZlQOvKcNEjvT7QEAJbcV6b6uk7VF/hWMjhYleiaLI=% cache.nixos.org-1:6NCHdD59X431o0gWypbMrAURkbJ16ZPMQFGspcDShjY=
       - name: Aggressive disk cleanup for DuckDB build