Update TS SDK to v4.1.0 and add OpenTelemetry support (#13)

Author: daniel-chambers

CHANGELOG.md

@@ -1,15 +1,19 @@
 # NodeJS Lambda Connector Changelog
 This changelog documents the changes between release versions.
 
-## main
+## Unreleased
 Changes to be included in the next upcoming release
 
-- Support for NDC Spec v0.1.0-rc.15 via the NDC TypeScript SDK v4.0.0 ([#8](https://github.com/hasura/ndc-nodejs-lambda/pull/8), [#10](https://github.com/hasura/ndc-nodejs-lambda/pull/11)). This is a breaking change and must be used with the latest Hasura engine.
+- Support for NDC Spec v0.1.0-rc.15 via the NDC TypeScript SDK v4.1.0 ([#8](https://github.com/hasura/ndc-nodejs-lambda/pull/8), [#10](https://github.com/hasura/ndc-nodejs-lambda/pull/11), [#13](https://github.com/hasura/ndc-nodejs-lambda/pull/13)). This is a breaking change and must be used with the latest Hasura engine.
   - Support for nested object/array selection
   - New function calling convention that relies on nested object queries
   - New mutation request/response format
   - [New names](https://github.com/hasura/ndc-sdk-typescript/releases/tag/v4.0.0) for configuration environment variables
   - The default port is now 8080 instead of 8100
+  - OpenTelemetry support improved, with additional spans covering work done around function invocation
+
+## v0.15.0
+- OpenTelemetry support added via support for NDC TypeScript SDK v1.3.0 ([#12](https://github.com/hasura/ndc-nodejs-lambda/pull/12))
 
 ## v0.14.0
 - Support for "relaxed types" ([#10](https://github.com/hasura/ndc-nodejs-lambda/pull/10))