chore: add additional paths and codeowners (#13520)

.github/CODEOWNERS

@@ -10,6 +10,9 @@
 /packages/aws-amplify/package.json @aws-amplify/amplify-js-admins
 /.circleci/ @aws-amplify/amplify-js @aws-amplify/amplify-devops
 /.github/ @aws-amplify/amplify-js-admins
+
+# The following paths involve server-side use cases, token/user session management.
+# Changes made to these paths requires additional reviews and approvals.
 /packages/auth @ukhan-amazon @haverchuck @cshfang @jimblanc @HuiSF
 /packages/aws-amplify/src/adapter-core @ukhan-amazon @haverchuck @cshfang @jimblanc @HuiSF
 /packages/core/src/adapterCore @ukhan-amazon @haverchuck @cshfang @jimblanc @HuiSF
@@ -23,3 +26,10 @@
 /packages/core/src/awsClients/cognitoIdentity @ukhan-amazon @haverchuck @cshfang @jimblanc @HuiSF
 /packages/core/src/clients/internal @ukhan-amazon @haverchuck @cshfang @jimblanc @HuiSF
 /packages/core/src/Hub @ukhan-amazon @haverchuck @cshfang @jimblanc @HuiSF
+/packages/adapter-nextjs @ukhan-amazon @haverchuck @cshfang @jimblanc @HuiSF
+/packages/storage/src/providers/s3/apis/internal @ukhan-amazon @haverchuck @cshfang @jimblanc @HuiSF
+/packages/storage/src/providers/s3/apis/server @ukhan-amazon @haverchuck @cshfang @jimblanc @HuiSF
+/packages/api-rest/src/apis/server.ts @ukhan-amazon @haverchuck @cshfang @jimblanc @HuiSF
+/packages/api-rest/src/apis/common/internalPost.ts @ukhan-amazon @haverchuck @cshfang @jimblanc @HuiSF
+/packages/api-graphql/src/server @ukhan-amazon @haverchuck @cshfang @jimblanc @HuiSF
+/packages/api-graphql/src/internals/server @ukhan-amazon @haverchuck @cshfang @jimblanc @HuiSF