Updating demo links, adding note to place

database further away to see RR benefits in the
demo

Author: Oxyjun

src/content/apps/index.yaml

@@ -348,7 +348,7 @@
   languages: [TypeScript]
   cloudflare: true
   updated: 2025-02-27
-- link: https://github.com/cloudflare/templates/tree/staging/d1-starter-sessions-api
+- link: https://github.com/cloudflare/templates/tree/main/d1-starter-sessions-api-template
   id: Starter code for D1 Sessions API
   description: An introduction to D1 Sessions API. This demo simulates purchase orders administration.
   products: [Workers, D1]

src/content/docs/d1/best-practices/read-replication.mdx

@@ -16,6 +16,12 @@ To checkout D1 read replication, deploy the following Worker code using Sessions
 
    [![Deploy to Cloudflare](https://deploy.workers.cloudflare.com/button)](https://deploy.workers.cloudflare.com/?url=https://github.com/cloudflare/templates/tree/main/d1-starter-sessions-api-template)
 
+:::note[Tip: Place your database further away for the read replication demo]
+To simulate how read replication can improve a worst case latency scenario, select your primary database location to be in a farther away region (one of the deployment steps).
+
+You can find this in the **Database location hint** dropdown.
+:::
+
 <GitHubCode
 repo="cloudflare/templates"
 file="d1-starter-sessions-api/src/index.ts"

src/content/docs/d1/demos.mdx

@@ -12,9 +12,15 @@ Learn how you can use D1 within your existing application and architecture.
 
 ## Featured Demos
 
-- [Starter code for D1 Sessions API](https://deploy.workers.cloudflare.com/?url=https://github.com/cloudflare/templates/tree/staging/d1-starter-sessions-api): An introduction to D1 Sessions API. This demo simulates purchase orders administration.
+- [Starter code for D1 Sessions API](https://github.com/cloudflare/templates/tree/main/d1-starter-sessions-api-template): An introduction to D1 Sessions API. This demo simulates purchase orders administration.
 
-  [![Deploy to Cloudflare](https://deploy.workers.cloudflare.com/button)](https://deploy.workers.cloudflare.com/?url=https://github.com/cloudflare/templates/tree/staging/d1-starter-sessions-api)
+  [![Deploy to Cloudflare](https://deploy.workers.cloudflare.com/button)](https://deploy.workers.cloudflare.com/?url=https://github.com/cloudflare/templates/tree/main/d1-starter-sessions-api-template)
+
+:::note[Tip: Place your database further away for the read replication demo]
+To simulate how read replication can improve a worst case latency scenario, select your primary database location to be in a farther away region (one of the deployment steps).
+
+You can find this in the **Database location hint** dropdown.
+:::
 
 ## Demos