Create help-to-wiki.yml

feat: add help to wiki action

Author: suhang12332

.github/workflows/help-to-wiki.yml

@@ -0,0 +1,84 @@
+name: Publish Help (HTML → Wiki Markdown)
+
+on:
+  workflow_dispatch:
+  push:
+    paths:
+      - "help/SwiftCraftLauncher.help/Contents/Resources/en.lproj/**"
+
+permissions:
+  contents: read
+
+concurrency:
+  group: publish-help-to-wiki
+  cancel-in-progress: true
+
+jobs:
+  publish:
+    runs-on: ubuntu-latest
+    steps:
+      - name: Checkout assets repo
+        uses: actions/checkout@v4
+        with:
+          fetch-depth: 1
+
+      - name: Install pandoc
+        run: |
+          sudo apt-get update
+          sudo apt-get install -y pandoc
+
+      - name: Convert HTML to Markdown (GFM)
+        shell: bash
+        run: |
+          set -euo pipefail
+
+          SRC_DIR="help/SwiftCraftLauncher.help/Contents/Resources/en.lproj"
+          OUT_DIR="_wiki_help/en"
+          mkdir -p "$OUT_DIR"
+
+          shopt -s nullglob
+          for f in "$SRC_DIR"/*.html; do
+            base="$(basename "$f" .html)"
+            out="$OUT_DIR/$base.md"
+            pandoc "$f" \
+              --from=html \
+              --to=gfm \
+              --wrap=none \
+              --extract-media="$OUT_DIR/media" \
+              -o "$out"
+
+            # Keep wiki-internal links working (html → md)
+            perl -pi -e 's/(\]\([^\)]*)\.html(\))/\1.md\2/g; s/(\]\([^\)]*)\.html(#)/\1.md\2/g' "$out" || true
+          done
+
+      - name: Publish to GitHub Wiki repo
+        env:
+          WIKI_REPO: suhang12332/Swift-Craft-Launcher.wiki
+          WIKI_TOKEN: ${{ secrets.WIKI_TOKEN }}
+        shell: bash
+        run: |
+          set -euo pipefail
+
+          if [[ -z "${WIKI_TOKEN:-}" ]]; then
+            echo "Missing secret WIKI_TOKEN. Create a PAT with access to the wiki repo and add it as repository secret."
+            exit 1
+          fi
+
+          git config user.name "github-actions[bot]"
+          git config user.email "github-actions[bot]@users.noreply.github.com"
+
+          git clone "https://x-access-token:${WIKI_TOKEN}@github.com/${WIKI_REPO}.git" wiki
+
+          rm -rf "wiki/help/en"
+          mkdir -p "wiki/help/en"
+          cp -R "_wiki_help/en/." "wiki/help/en/"
+
+          cd wiki
+          git add -A
+          if git diff --cached --quiet; then
+            echo "No wiki changes to publish."
+            exit 0
+          fi
+          git commit -m "Update help docs (HTML → Markdown)"
+          git push
+