update TODO

TODO.md

@@ -1,14 +1,15 @@
 # TODO
 
+- [ ] Add ability to initialize OTEL early (before app runs)
 - [ ] Spruce up the README
-- [ ] Create generic interface for implenting a service
+- [ ] Create generic interface for implementing a service
 - [ ] Create config sample not called demo, so it is more easily reused
 - [ ] Expand config test case to cover GRPC config
 - [ ] Expand tracing
 
 ## Done
 
-- [x] Test and troubleshoot GRPC Gateway supprot
+- [x] Test and troubleshoot GRPC Gateway support
 - [x] Finish implementing GRPC service support
 - [x] Unit tests
 - [x] Pattern for extending config