Add stock-report to Connect Gallery (#162)

* Add stock-report example to gallery

* Fix workflow typo

* Add missing DT tables package to manifest

Author: fizzboop

.github/workflows/extensions.yml

@@ -54,6 +54,7 @@ jobs:
             stock-report-jupyter: extensions/stock-report-jupyter/**
             usage-metrics-dashboard: extensions/usage-metrics-dashboard/**
             voila-example: extensions/voila-example/**
+            stock-report: extensions/stock-report/**
 
   # Runs for each extension that has changed from `simple-extension-changes`
   # Lints and packages in preparation for tests and and release.

extensions/stock-report/README.md

@@ -0,0 +1,16 @@
+# Automated Stock Report
+
+## About this example
+
+This R Markdown document shows how to automate regular updates to a PDF. The report code also generates a custom email, re-using the plots and putting the results where stakeholders live - their inbox.
+
+
+## Learn more
+
+* [R Markdown Documentation](https://rmarkdown.rstudio.com/)
+* [Gallery of example R Markdown documents](https://rmarkdown.rstudio.com/gallery.html)
+* [Articles on R Markdown](https://rmarkdown.rstudio.com/articles.html)
+
+## Requirements
+
+* R version 4.4 or higher