* Upgraded node image to latest stable, v8.12 in docker compose
* f-strings example with capital letter F
* Example of using f-strings with an object
* Revert "f-strings example with capital letter F"
This reverts commit 8f498480ce.
* Revert "Upgraded node image to latest stable, v8.12 in docker compose"
This reverts commit e55dd116d2.
* feat: fixed header formatting