chore: weekly changelog (#3069)

Author: NicholasKissel

site/src/posts/2025-09-28-weekly-updates/image.png

@@ -0,0 +1,12 @@
+export const author = "nicholas-kissel"
+export const published = "2025-10-03"
+export const category = "changelog"
+export const keywords = ["weekly-update", "railway", "self-host", "marketplace", "templates"]
+
+# Rivet Weekly Changelog 2025-39
+
+- Railway verified marketplace integration
+- Self-host Rivet on Railway with one-click deployment
+- Two starter templates: Rivet Starter and blank template
+- Full Rivet Engine with Inspector included
+- 14% improvement in Postgres driver throughput