* fix: update agent ID in example templates
* fix: update agent ID in dogfood template
* chore: update default agent ID in documentation
* fix: develop.sh: start FE after template is created; leave template dir around if template creation fails
* docker group for coder user and code-server xterm issue and port-forward web IDEs
* add screenshots of jupyterlab, rstudio and airflow in Coder
* Clean up English in install and minor edits
* Integrate Jupyter
Co-authored-by: ammario <ammar@ammar.io>