add gitea workflow

.gitea/workflows/deploy.yml

@@ -0,0 +1,77 @@
+# .gitea/workflows/deploy.yml
+name: Deploy Media Server
+
+on:
+  push:
+    branches: [ "master" ]
+  workflow_dispatch: {}
+
+concurrency:
+  group: deploy-media-${{ gitea.ref }}
+  cancel-in-progress: true
+
+jobs:
+  build-deploy:
+    runs-on: ubuntu-latest
+
+    steps:
+      - name: Install toolchain
+        run: |
+          apt-get update
+          apt-get install -y --no-install-recommends rsync openssh-client
+
+      - name: Checkout
+        uses: actions/checkout@v4
+
+      - name: Setup .NET
+        uses: actions/setup-dotnet@v4
+        with:
+          dotnet-version: '8.0.x'
+
+      - name: Restore
+        run: dotnet restore
+
+      - name: Publish
+        run: dotnet publish -c Release -o ./publish
+
+      - name: Prepare SSH
+        env:
+          SSH_KEY:  ${{ secrets.MEDIA_SSH_KEY }}
+          SSH_HOST: ${{ secrets.MEDIA_SSH_HOST }}
+          SSH_PORT: ${{ secrets.MEDIA_SSH_PORT }}
+        run: |
+          set -euo pipefail
+          PORT="${SSH_PORT:-22}"
+          install -m 700 -d ~/.ssh
+          printf '%s\n' "$SSH_KEY" > ~/.ssh/deploy_key
+          chmod 600 ~/.ssh/deploy_key
+          ssh-keyscan -p "$PORT" "$SSH_HOST" >> ~/.ssh/known_hosts 2>/dev/null
+
+      # Staged through /tmp because the deploy user can't write /var/www directly.
+      # /usr/local/sbin/deploy-media (root-owned, the only command in deploy's
+      # sudoers) moves it into place with --exclude=App_Data, so the uploaded
+      # media and its encrypted store are never touched by --delete.
+      - name: Stage publish output
+        env:
+          SSH_HOST: ${{ secrets.MEDIA_SSH_HOST }}
+          SSH_PORT: ${{ secrets.MEDIA_SSH_PORT }}
+          SSH_USER: ${{ secrets.MEDIA_SSH_USER }}
+        run: |
+          set -euo pipefail
+          PORT="${SSH_PORT:-22}"
+          SSH_OPTS="-p $PORT -i $HOME/.ssh/deploy_key -o StrictHostKeyChecking=yes"
+          ssh $SSH_OPTS "$SSH_USER@$SSH_HOST" \
+            "rm -rf /tmp/media-app-stage && mkdir -p /tmp/media-app-stage"
+          rsync -az --delete -e "ssh $SSH_OPTS" \
+            publish/ "$SSH_USER@$SSH_HOST:/tmp/media-app-stage/"
+
+      - name: Install and restart
+        env:
+          SSH_HOST: ${{ secrets.MEDIA_SSH_HOST }}
+          SSH_PORT: ${{ secrets.MEDIA_SSH_PORT }}
+          SSH_USER: ${{ secrets.MEDIA_SSH_USER }}
+        run: |
+          set -euo pipefail
+          PORT="${SSH_PORT:-22}"
+          ssh -p "$PORT" -i "$HOME/.ssh/deploy_key" "$SSH_USER@$SSH_HOST" \
+            "sudo -n /usr/local/sbin/deploy-media && rm -rf /tmp/media-app-stage"