add forgejo deploy workflow

.forgejo/workflows/deploy.yml

@@ -0,0 +1,27 @@
+name: Deploy Nyla
+
+on:
+  push:
+    branches:
+      - main
+
+jobs:
+  deploy:
+    runs-on: ubuntu-latest
+    steps:
+      - name: Deploy to Infomaniak VM
+        env:
+          SSH_PRIVATE_KEY: ${{ secrets.SSH_PRIVATE_KEY }}
+        run: |
+          mkdir -p ~/.ssh
+          echo "$SSH_PRIVATE_KEY" > ~/.ssh/deploy_key
+          chmod 600 ~/.ssh/deploy_key
+          echo "StrictHostKeyChecking=no" >> ~/.ssh/config
+          echo "UserKnownHostsFile=/dev/null" >> ~/.ssh/config
+          ssh -i ~/.ssh/deploy_key ubuntu@porta.poweron.swiss "
+            cd /srv/nyla/current &&
+            git pull &&
+            npm ci &&
+            npm run build:prod &&
+            sudo systemctl reload nginx
+          "