Add SparkToro integration guide, registry entry, and references in
customer-research skill. SparkToro reveals where your ICP spends time
using clickstream, search, and social data — essential for finding
podcasts, YouTube channels, subreddits, and websites your audience
engages with.
Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>
Corey Haines