docs: add debug command TDE-902 (#210)

#### Motivation

Update documentation with debug command

#### Modification

add debug command to docs

#### Checklist

~~- [ ] Tests updated~~ dont need to test docs
- [x] Docs updated
- [x] Issue linked in Title

infra/README.md

@@ -70,6 +70,12 @@ Generate the kubernetes configuration yaml into `dist/`
 npx cdk8s synth
 ```
 
+To debug use the following as `cdk8s syth` swallows the errors
+
+```shell
+npx tsx infra/cdk8s.ts
+```
+
 Apply the generated yaml files
 
 ```shell