prolog -> preface

src/pages/index.mdx

@@ -113,7 +113,7 @@ Interact with other Stellar developers, keep up with ecosystem standards and pro
 
 | Decentralized applications (dapps) |  |  |
 | :-- | --- | --- |
-| Prolog | Start by viewing the [smart contract wayfinding section](#smart-contract-developers) |  |
+| Preface | Start by viewing the [smart contract wayfinding section](#smart-contract-developers) |  |
 | [Transaction simulation](/docs/learn/encyclopedia/contract-development/contract-interactions/transaction-simulation) | A process that allows developers to test the outcome of a transaction without actually executing it, helping to ensure accuracy and prevent errors | Learn |
 | [Dapp frontend](/docs/build/apps/dapp-frontend) | Create a web app that interacts with the contracts via RPC calls | Guide |
 | [Dapp how-to guides](/docs/build/guides/dapps) | Explore the various guides relating to dapp development | Guide |