telemetry and comments to breakdown startup flow #2178

Job	Run time
TypeScript Unit Tests (ubuntu-latest)	18s
Create VSIX	30s
TypeScript Unit Tests (windows-latest)	53s
Lint	17s
Smoke Tests	0s
Integration Tests	0s
E2E Tests	0s
Integration Tests (Multi-Root)	0s
	1m 58s

Provide feedback