Move README to rst format

Author: lornajane

README.md

@@ -0,0 +1,35 @@
+Website for rst2pdf
+===================
+
+This repo holds the website content for https://rst2pdf.github.io.
+
+Contributing
+------------
+
+To contribute to this repo, make sure that your master branch is up to
+date and create a new branch from there.
+
+The website content is in ``source/``.
+
+Develop locally
+~~~~~~~~~~~~~~~
+
+This Python-based project uses `uv <https://docs.astral.sh/uv/>`__ and
+`make <https://www.gnu.org/software/make/>`__, so install those first if
+you don’t have them already.
+
+1. Install dependencies
+
+   ::
+
+      uv sync
+
+2. Build the site
+
+   ::
+
+      make html
+
+   The output files are in the ``build/`` directory as HTML.
+
+3. (optional) Preview the files with ``python -m http.server``.