ci: sync omninx_pack in OmniNX-Downloader when VERSION changes on main

Made-with: Cursor

.github/workflows/sync-downloader-release-ini.yml

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+# Nach jedem Push auf main, der VERSION ändert: omninx_pack= in OmniNX-Downloader
+# include/updater/RELEASE.ini auf denselben Wert setzen und committen.
+#
+# Voraussetzung: Repository-Secret DOWNLOADER_SYNC_TOKEN
+#   — Personal Access Token (Gitea) mit repo: Inhalt „schreiben“ auf
+#     OmniNX/OmniNX-Downloader (nicht der eingebaute GITHUB_TOKEN dieses Repos).
+# Commit-Nachricht enthält [skip ci], damit der Downloader keine Endlosschleife startet,
+# falls dort Workflows auf jeden Push reagieren.
+
+name: Sync omninx_pack to OmniNX-Downloader
+
+on:
+  push:
+    branches:
+      - main
+    paths:
+      - 'VERSION'
+  workflow_dispatch:
+
+jobs:
+  sync-release-ini:
+    runs-on: ubuntu-latest
+    steps:
+      - name: Checkout OmniNX
+        uses: actions/checkout@v3
+
+      - name: Read VERSION
+        id: pack
+        run: |
+          v=$(python3 -c "print(open('VERSION', encoding='utf-8').read().strip())")
+          echo "value=$v" >> "$GITHUB_OUTPUT"
+
+      - name: Checkout OmniNX-Downloader
+        uses: actions/checkout@v3
+        with:
+          repository: OmniNX/OmniNX-Downloader
+          ref: main
+          path: omninx-downloader
+          token: ${{ secrets.DOWNLOADER_SYNC_TOKEN }}
+
+      - name: Set omninx_pack in RELEASE.ini
+        env:
+          PACK_VER: ${{ steps.pack.outputs.value }}
+        run: |
+          python3 <<'PY'
+          import os
+          import pathlib
+          import re
+
+          ver = os.environ["PACK_VER"].strip()
+          p = pathlib.Path("omninx-downloader/include/updater/RELEASE.ini")
+          text = p.read_text(encoding="utf-8")
+          new, n = re.subn(
+              r"^omninx_pack=.*$",
+              f"omninx_pack={ver}",
+              text,
+              count=1,
+              flags=re.MULTILINE,
+          )
+          if n != 1:
+              raise SystemExit(
+                  f"RELEASE.ini: genau eine Zeile omninx_pack= erwartet, {n} ersetzt."
+              )
+          p.write_text(new, encoding="utf-8")
+          PY
+
+      - name: Commit and push
+        env:
+          PACK_VER: ${{ steps.pack.outputs.value }}
+        run: |
+          set -euo pipefail
+          cd omninx-downloader
+          git config user.name "gitea-actions[bot]"
+          git config user.email "gitea-actions[bot]@local"
+          git add include/updater/RELEASE.ini
+          if git diff --staged --quiet; then
+            echo "Bereits aktuell — kein Commit."
+            exit 0
+          fi
+          git commit -m "chore: sync omninx_pack to ${PACK_VER} from OmniNX VERSION [skip ci]"
+          git push