Used sentence case for headers

Author: krofax

pages/builders/notices/sdk-deprecation.mdx

@@ -8,7 +8,7 @@ description: This page outlines the details of the Optimism SDK deprecation and
 
 The Optimism SDK will officially be deprecated in Q1 2025. The project is shifting to the `viem` library for a more modern, efficient, and flexible development experience. This change affects all tutorials and resources that previously relied on the Optimism SDK, and relevant documentation has been updated accordingly.
 
-### Breaking Changes to Expect
+### Breaking changes to expect
 
 The migration from the Optimism SDK to `viem` library brings several breaking changes:
 
@@ -19,7 +19,7 @@ The migration from the Optimism SDK to `viem` library brings several breaking ch
 
 Developers and users are strongly encouraged to transition to `viem` before the deprecation date to avoid disruptions.
 
-### Updated Tutorials
+### Updated tutorials
 
 We are updating our tutorials to use the `viem` library.
 
@@ -52,7 +52,7 @@ We are updating our tutorials to use the `viem` library.
 *   [Communicating Between OP Mainnet and Ethereum in Solidity](../tutorials/cross-chain-solidity)\
     Cross-chain communication now leverages `opstack` for all messaging. */}
 
-### For App Developers
+### For app developers
 
 If your application currently depends on the Optimism SDK, you will need to migrate to using the `viem` library.
 The tutorials have been updated to reflect these changes, and it is critical to update your applications before the deprecation date to maintain compatibility.
@@ -70,7 +70,7 @@ Install new dependencies: Replace the Optimism SDK with `viem` in your project.
 *   Migrate SDK methods: Refactor your code to use equivalent `viem` methods. Refer to the viem documentation and opstack documentation for guidance.
 *   Test thoroughly: After migration, extensively test your application to ensure all functionality works as expected.
 
-### For Chain Operators
+### For chain operators
 
 Chain operators utilizing the SDK for cross-chain operations, bridging, or other functions should switch to the `viem` library.
 The `viem` library offers more efficient methods to handle these operations.
@@ -81,7 +81,7 @@ Chain operators should be aware of the following:
 *   Update tooling: Ensure all tools and scripts are updated to use `viem`.
 *   Monitor performance: After migration, closely monitor your chain's performance to ensure smooth operation.
 
-### For Node Operators
+### For node operators
 
 Node operators will need to ensure that any scripts or services relying on the Optimism SDK are updated to use `viem` library.
 These updates will help align with future improvements and scalability efforts across the OP Stack.