Add expansion ideas to example docs

Co-authored-by: me <me@kentcdodds.com>

Author: cursoragent

examples/muffin-shop-checkout/readme.mdx

@@ -27,3 +27,12 @@ booleans, variables, functions, if/else, switch statements, and loops.
 ```sh nonumber
 npm run start --workspace examples/muffin-shop-checkout
 ```
+
+## Try next
+
+- 🐨 Add a `dailySpecialCount` and `dailySpecialPrice`, then include them in the
+  `subtotal`.
+- 🐨 Create a `hasCoupon` boolean and apply an extra discount with an `if` check.
+- 🐨 Use a loop to build a `summaryLine` like `Items: 5 total`.
+- 🐨 Add a `rushOrder` flag that increases the `tipPercent` when true.
+- 💰 Try a new `pickupMethod` value and update the switch to handle it.

examples/muffin-shop-dashboard/readme.mdx

@@ -29,3 +29,12 @@ see different outputs.
 ```sh nonumber
 npm run dev --workspace examples/muffin-shop-dashboard
 ```
+
+## Try next
+
+- 🐨 Add another `OrderItem` and watch the totals change.
+- 🐨 Add a `rushOrder` boolean and increase the tip when it is true.
+- 🐨 Add a `itemCount` helper that uses a loop to count total quantity.
+- 🐨 Add a `happyHour` boolean and reduce the muffin price when true.
+- 🐨 Add a `memberMessage` string in `app.tsx` using an `if` check.
+- 💰 Change `specialNote` to a real note and confirm the fallback logic.