chore(wporg): add SVG placeholders and rendered PNGs for icon and banner

Author: DiggnDeeper

assets/wporg/banner-1544x500.png

@@ -0,0 +1,30 @@
+#!/usr/bin/env bash
+set -euo pipefail
+cd "$(dirname "$0")"
+
+# Requires: inkscape or rsvg-convert (install via apt)
+
+render() {
+  local svg="$1"; shift
+  local out="$1"; shift
+  local width="$1"; shift
+  local height="$1"; shift
+  if command -v inkscape >/dev/null 2>&1; then
+    inkscape --export-type=png --export-filename="$out" -w "$width" -h "$height" "$svg"
+  elif command -v rsvg-convert >/dev/null 2>&1; then
+    rsvg-convert -w "$width" -h "$height" -o "$out" "$svg"
+  else
+    echo "Please install inkscape or rsvg-convert" >&2
+    exit 1
+  fi
+}
+
+# Icons
+render icon.svg icon-256.png 256 256
+render icon.svg icon-128.png 128 128
+
+# Banners
+render banner.svg banner-1544x500.png 1544 500
+render banner.svg banner-772x250.png 772 250
+
+echo "Rendered placeholder assets to PNG."