feat: add CI/CD to automatically deploy

.gitea/workflows/deploy.yaml

@@ -0,0 +1,27 @@
+name: Deploy Website
+on: [push]
+
+jobs:
+  build-and-deploy:
+    runs-on: native
+    steps:
+      - name: Check out repository code
+        uses: actions/checkout@v4
+
+      - name: Build article code
+        run: |
+          nix-build -A articles
+
+      - name: Deploy article HTML
+        run: |
+          cat - <<EOD > ssh-key
+          ${{ secrets.DEPLOY_SSH_KEY }}
+          EOD
+
+          nix-shell -p rsync openssh --run \
+            'rsync -avz -e "ssh -oStrictHostKeyChecking=accept-new -i ssh-key" result/* deploy@andrew.riouxs.co:/srv/site'
+
+      - name: Remove SSH key
+        if: always()
+        run: |
+          shred ssh-key

default.nix

@@ -19,7 +19,4 @@ let
       find . -name '*.org' -exec build-article {} \;
     '';
   };
-in {
+in { inherit build-article articles; }
-  inherit build-article articles;
-  default = articles;
-}