Add Claude Desktop extensions (.mcpb) for WordCraft and GridCraft.

Ship unsigned MCPB packages built from the ArtCraft Launcher CLIs, with install docs and skill 0.2.0 updates.

scripts/update-index.sh

@@ -18,8 +18,8 @@ fi
 table="$(mktemp)"
 trap 'rm -f "$table"' EXIT
 {
-  echo "| Skill | Kurzbeschreibung | Version | Doku | Download |"
-  echo "|---|---|---|---|---|"
+  echo "| Skill | Kurzbeschreibung | Version | Doku | Download | Erweiterung (.mcpb) |"
+  echo "|---|---|---|---|---|---|"
   while IFS= read -r name; do
     [[ -z "$name" ]] && continue
     desc=""
@@ -28,8 +28,14 @@ trap 'rm -f "$table"' EXIT
       desc="$(fm_value "$fm" description || true)"
     fi
     desc="${desc//|/\\|}"
-    printf '| [%s](skills/%s/) | %s | %s | [README](skills/%s/README.md) | [%s-v%s.zip](%s/releases/tag/%s/v%s) |\n' \
-      "$name" "$name" "$desc" "$ver" "$name" "$name" "$ver" "$REPO_WEB" "$name" "$ver"
+    tag_enc="$(python3 -c 'import urllib.parse,sys; print(urllib.parse.quote(sys.argv[1], safe=""))' "$name/v$ver")"
+    zip_link="[${name}-v${ver}.zip](${REPO_WEB}/releases/download/${tag_enc}/${name}-v${ver}.zip)"
+    mcpb=""
+    if [[ -f "$SKILLS_DIR/$name/extension/manifest.json" ]]; then
+      mcpb="[${name}-v${ver}.mcpb](${REPO_WEB}/releases/download/${tag_enc}/${name}-v${ver}.mcpb)"
+    fi
+    printf '| [%s](skills/%s/) | %s | %s | [README](skills/%s/README.md) | %s | %s |\n' \
+      "$name" "$name" "$desc" "$ver" "$name" "$zip_link" "$mcpb"
   done < <(skill_names)
 } > "$table"