fix: kaleido won't install on Windows machines

Put ``kaleido==0.0.3`` into ``pyproject.toml`` as this seems to be the
minimum version that works with Linux and Windows.

Closes #62

CHANGELOG.md

@@ -4,6 +4,8 @@ All notable changes to this project will be documented in this file.
 The format is based on [Keep a Changelog](https://keepachangelog.com/en/1.0.0/), and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0.html).
 
 ## [Unreleased]
+### Fixed
+- kaleido won't install on Windows machines using pdm package manager ([GH issue #62](https://github.com/andreas-vester/df2img/issues/62)).
 
 ## [0.2.15] - 2023-11-23
 ### Changed

README.md

@@ -29,6 +29,15 @@ It is a wrapper/convenience function in order to create a ``plotly`` Table. That
 An extensive documentation is available at https://df2img.dev.
 
 
+## Important note
+The ``kaleido`` dependency is needed to save a ``pd.DataFrame``. Right now there is an
+issue when using the latest version of ``kaleido``.
+This project requires ``kaleido v0.0.3`` when you are installing ``df2img`` on a Linux
+machine. This version has been set as the minimum version in the ``pyproject.toml``
+file.
+However, when you're on a Windows machine, you can use ``kaleido v0.1.0.post1`` at a
+maximum. That is, it is recommended to manually upgrade to this version.
+
 ## Quickstart
 
 You can install the package via ``pip``.
@@ -37,10 +46,11 @@ You can install the package via ``pip``.
 pip install df2img
 ```
 
-Using ``poetry``?
+Using ``poetry`` or ``pdm``?
 
 ```bash
 poetry add df2img
+pdm add df2img
 ```
 
 Let's create a simple ``pd.DataFrame`` with some dummy data: