docs(readme): add a little bit of information in the readme for

debugging

README.md

@@ -42,3 +42,9 @@ There are a few main concepts that should help you get started:
 * [otel4devs/builder-config.yaml at main · rquedas/otel4devs](https://github.com/rquedas/otel4devs/blob/main/collector/receiver/trace-receiver/builder-config.yaml)
 * [opentelemetry-collector-contrib/receiver/activedirectorydsreceiver at main · open-telemetry/opentelemetry-collector-contrib](https://github.com/open-telemetry/opentelemetry-collector-contrib/tree/main/receiver/activedirectorydsreceiver)
 * [opentelemetry-collector-contrib/extension/basicauthextension at main · open-telemetry/opentelemetry-collector-contrib](https://github.com/open-telemetry/opentelemetry-collector-contrib/tree/main/extension/basicauthextension)
+
+### Debugging
+To debug, you'll want to open up the[dev-otelcol](./dev-otelcol) folder that
+has been generated by running the `ocb --build-config testconfig/build-configl.yaml` command
+(after you've updated the build config for your local paths). Then you can run
+debug through VSCode.