SEO: Update description

README.md

@@ -61,10 +61,11 @@ The $42.23 plan includes 10,000 requests per month. Each validation+enrichment c
 
 **Buy now and turn your GitHub Actions pipeline into a data quality fortress for just $42.23.**
 
-## Pricing
+## Get the Full Version
 
 - **Demo**: Free on Hugging Face Spaces
-- **Full Source Code**: $42.23
+- **[Buy on Gumroad](https://journalscribe7.gumroad.com/l/fflnu)** — Instant download
+- **[Buy Now](https://buy.stripe.com/aFa3cvh1B2k49JKgUccZc0E)** — Secure checkout
 
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