docs: Update README.md to describe devcontainer configuration for Dat…

…a Science projects

README.md

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 # .devcontainer
-My configuration of .devcontainer for data science
+
+This is a devcontainer configuration file for setting up a development environment for Data Science projects using Python and R in Visual Studio Code.
+
+The container is named "Data Science (Python and R)" and is built using a Dockerfile located in the same directory as this devcontainer.json file.
+
+Features:
+- Adds R support with full VSCode integration, radian, and without the VSC debugger.
+- Additional features for installing specific R packages and apt packages are commented out.
+
+The container is configured to not shut down automatically when VS Code is closed.
+
+A post-create command is specified to run a script after the container is created.
+
+Customizations for VS Code:
+- Python settings: Sets the default interpreter path, formatter, and enables format on type/save.
+- Jupyter settings: Configures theme for Matplotlib plots and widget script sources.
+- R settings: Configures radian as the R terminal and enables bracketed paste.
+
+Extensions to be installed in the container:
+- Jupyter
+- Python
+- R support
+- GitHub Copilot and Copilot Chat
+- Black formatter for Python
+- Maximize Terminal
+
+The container connects as the user "jovyan" by default.