初始化项目版本

.agents/skills/remotion/scripts/download-stitch-asset.sh

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+#!/bin/bash
+
+# Download Stitch screen asset with proper handling of Google Cloud Storage URLs
+# Usage: ./download-stitch-asset.sh "https://storage.googleapis.com/..." "output-path.png"
+
+set -e
+
+if [ $# -ne 2 ]; then
+  echo "Usage: $0 <download_url> <output_path>"
+  echo "Example: $0 'https://storage.googleapis.com/stitch/screenshot.png' 'assets/screen.png'"
+  exit 1
+fi
+
+DOWNLOAD_URL="$1"
+OUTPUT_PATH="$2"
+
+# Create directory if it doesn't exist
+OUTPUT_DIR=$(dirname "$OUTPUT_PATH")
+mkdir -p "$OUTPUT_DIR"
+
+echo "Downloading from: $DOWNLOAD_URL"
+echo "Saving to: $OUTPUT_PATH"
+
+# Use curl with follow redirects; -f fails on HTTP errors so an error
+# response (e.g. an expired signed URL) is not saved as the asset
+if curl -L -f -o "$OUTPUT_PATH" "$DOWNLOAD_URL"; then
+  echo "✓ Successfully downloaded to $OUTPUT_PATH"
+
+  # Display file size for verification
+  if command -v stat &> /dev/null; then
+    FILE_SIZE=$(stat -f%z "$OUTPUT_PATH" 2>/dev/null || stat -c%s "$OUTPUT_PATH" 2>/dev/null)
+    echo "  File size: $FILE_SIZE bytes"
+  fi
+else
+  echo "✗ Download failed"
+  rm -f "$OUTPUT_PATH"
+  exit 1
+fi