feat(deploy-rsync): Reusable Workflow fuer rsync-Deploys via SSH

Wiederverwendbare Action fuer alle IDF-Repos, die per rsync auf einen
Plesk-Server deployen wollen (Flow, Apps, kuenftig weitere).

Inputs: ssh_host, ssh_user, deploy_path, optional ref + extra_excludes.
Secret: SSH_PRIVATE_KEY (im Caller-Repo zu hinterlegen).
Standard-Excludes: .git/, .gitea/, .gitignore, CHANGELOG.md, README.md.

.gitea/workflows/deploy-rsync.yml

@@ -0,0 +1,114 @@
+name: Reusable Deploy via rsync
+
+# Wiederverwendbarer Deploy-Workflow fuer IDF-Projekte.
+# Repository-Pfad: ideenfabrik/idf-ci/.gitea/workflows/deploy-rsync.yml
+#
+# Aufruf aus einem Caller-Repo:
+#
+#   jobs:
+#     deploy:
+#       uses: ideenfabrik/idf-ci/.gitea/workflows/deploy-rsync.yml@v1
+#       with:
+#         ssh_host:    ${{ vars.SSH_HOST }}
+#         ssh_user:    ${{ vars.SSH_USER }}
+#         deploy_path: ${{ vars.DEPLOY_PATH }}
+#         ref:         ${{ github.event.inputs.ref || github.ref }}
+#         extra_excludes: |
+#           kiosk-config.php
+#           kiosk-config.example.php
+#       secrets: inherit
+#
+# Caller-Repo muss hinterlegen:
+#   Secret    SSH_PRIVATE_KEY   private Key fuer den Deploy-User
+#   Variable  SSH_HOST          Host/IP des Live-Servers
+#   Variable  SSH_USER          SSH-Login-User
+#   Variable  DEPLOY_PATH       Zielpfad auf dem Server
+
+on:
+  workflow_call:
+    inputs:
+      ssh_host:
+        required: true
+        type: string
+        description: 'Ziel-Host fuer rsync ueber SSH'
+      ssh_user:
+        required: true
+        type: string
+        description: 'SSH-Login-User'
+      deploy_path:
+        required: true
+        type: string
+        description: 'Zielpfad auf dem Server'
+      ref:
+        required: false
+        type: string
+        default: ''
+        description: 'Branch/Tag zum Deployen (default: github.ref)'
+      extra_excludes:
+        required: false
+        type: string
+        default: ''
+        description: 'Zusaetzliche rsync --exclude Patterns, eine pro Zeile'
+    secrets:
+      SSH_PRIVATE_KEY:
+        required: true
+
+jobs:
+  deploy:
+    runs-on: self-hosted
+    steps:
+      - name: Checkout
+        uses: actions/checkout@v4
+        with:
+          ref: ${{ inputs.ref || github.ref }}
+
+      - name: Verify rsync + ssh available
+        run: |
+          command -v rsync >/dev/null || { echo "::error::rsync ist auf dem Runner nicht installiert"; exit 1; }
+          command -v ssh   >/dev/null || { echo "::error::ssh ist auf dem Runner nicht installiert";   exit 1; }
+          rsync --version | head -1
+          ssh -V
+
+      - name: Setup SSH key
+        run: |
+          mkdir -p ~/.ssh
+          chmod 700 ~/.ssh
+          KEY_FILE="$HOME/.ssh/id_ed25519_deploy_${{ github.run_id }}"
+          printf '%s\n' "${{ secrets.SSH_PRIVATE_KEY }}" > "$KEY_FILE"
+          chmod 600 "$KEY_FILE"
+          echo "DEPLOY_KEY_FILE=$KEY_FILE" >> "$GITHUB_ENV"
+          ssh-keyscan -H "${{ inputs.ssh_host }}" >> ~/.ssh/known_hosts 2>/dev/null
+
+      - name: Deploy via rsync
+        env:
+          EXTRA_EXCLUDES: ${{ inputs.extra_excludes }}
+        run: |
+          # Standard-Excludes -- gilt fuer alle Deploys
+          BASE_EXCLUDES=(
+            --exclude='.git/'
+            --exclude='.gitea/'
+            --exclude='.gitignore'
+            --exclude='CHANGELOG.md'
+            --exclude='README.md'
+          )
+
+          # Caller-spezifische Excludes (multiline -> array)
+          EXTRA=()
+          while IFS= read -r line; do
+            line="${line#"${line%%[![:space:]]*}"}"
+            line="${line%"${line##*[![:space:]]}"}"
+            [ -n "$line" ] && EXTRA+=( "--exclude=$line" )
+          done <<<"$EXTRA_EXCLUDES"
+
+          rsync -avz "${BASE_EXCLUDES[@]}" "${EXTRA[@]}" \
+            -e "ssh -i $DEPLOY_KEY_FILE -o StrictHostKeyChecking=yes" \
+            ./ \
+            "${{ inputs.ssh_user }}@${{ inputs.ssh_host }}:${{ inputs.deploy_path }}/"
+
+      - name: Cleanup deploy key
+        if: always()
+        run: rm -f "$DEPLOY_KEY_FILE"
+
+      - name: Done
+        run: |
+          echo "Deployed ${{ github.ref_name }} to ${{ inputs.deploy_path }} on ${{ inputs.ssh_host }}"