add deploy action

.forgejo/workflows/deploy-website.yml

@@ -0,0 +1,61 @@
+name: Deploy Website
+
+on:
+  push:
+    branches: ["main"]
+
+concurrency:
+  group: main
+  cancel-in-progress: true
+
+jobs:
+  build:
+    runs-on: nix-flakes
+
+    steps:
+      - name: Set up packages
+        run: |
+          echo "extra-substituters = https://builder.naxdy.org/attic" >> /etc/nix/nix.conf
+          echo "extra-trusted-public-keys = attic:05LdE8Nav5Qd1E+KOJqSwdr+WE1z8AUmSb3oKL7s8dk=" >> /etc/nix/nix.conf
+          nix profile install nixpkgs#nodejs "github:zhaofengli/attic?ref=6eabc3f02fae3683bffab483e614bebfcd476b21"
+          echo "PATH=/nix/var/nix/profiles/per-user/root/profile/bin:$PATH" >> "$GITHUB_ENV"
+      - name: Set up attic binary cache
+        run: |
+          attic login "${{ vars.PUBLIC_BINARY_CACHE_NAME }}" "${{ vars.BINARY_CACHE_URL }}" "${{ secrets.PUBLIC_BINARY_CACHE_AUTH_KEY }}"
+          attic use "${{ vars.PUBLIC_BINARY_CACHE_NAME }}"
+      - uses: actions/checkout@v4
+      - name: Build Website
+        run: |
+          nix build .# --print-build-logs
+      - name: Push derivations to binary cache
+        run: |
+          cd /nix/store
+          attic push "${{ vars.PUBLIC_BINARY_CACHE_NAME }}" $(ls /nix/store --ignore='*.drv' --ignore='*fake_nixpkgs*')
+  deploy:
+    needs: [build]
+    runs-on: nix-flakes
+
+    steps:
+      - name: Set up packages
+        run: |
+          echo "extra-substituters = https://builder.naxdy.org/attic" >> /etc/nix/nix.conf
+          echo "extra-trusted-public-keys = attic:05LdE8Nav5Qd1E+KOJqSwdr+WE1z8AUmSb3oKL7s8dk=" >> /etc/nix/nix.conf
+          nix profile install nixpkgs#nodejs "github:zhaofengli/attic?ref=6eabc3f02fae3683bffab483e614bebfcd476b21"
+          echo "PATH=/nix/var/nix/profiles/per-user/root/profile/bin:$PATH" >> "$GITHUB_ENV"
+      - name: Prepare SSH key
+        run: |
+          mkdir -p ~/.ssh
+          ssh-keyscan git.naxdy.org >> ~/.ssh/known_hosts
+          echo "${{ secrets.DEPLOY_PRIVATE_KEY }}" > ~/.ssh/id_ed25519
+          chmod 600 ~/.ssh/id_ed25519
+      - name: Checkout Infrastructure Repo
+        run: |
+          git clone gitea@git.naxdy.org:NaxdyOrg/Infrastructure.git $GITHUB_WORKSPACE
+          git config user.name forgejo-actions
+          git config user.email noreply@forgejo.org
+      - name: Deploy Website
+        run: |
+          nix flake lock --update-input naxgcc-doc
+          git add .
+          git commit -m "naxgcc-doc: update to rev ${{ env.GITHUB_SHA }}"
+          git push