Add initial documentation

Add initial docs that mostly just point to the source code for now
Add changelog
Add code of conduct

README.md

@@ -1,3 +1,118 @@
 # peewee+
 
 Various extensions, helpers, and utilities for [Peewee](http://peewee-orm.com)
+
+[![PyPI Version](https://img.shields.io/pypi/v/peewee-plus)](https://pypi.org/project/peewee-plus/)
+[![License](https://img.shields.io/pypi/l/peewee-plus)](https://opensource.org/licenses/MIT)
+[![Python Supported Versions](https://img.shields.io/pypi/pyversions/peewee-plus)](https://www.python.org)
+[![Code style: black](https://img.shields.io/badge/code%20style-black-000000.svg)](https://github.com/psf/black)
+
+See the [Changelog](https://github.com/enpaul/peewee-plus/blob/devel/CHANGELOG.md) for
+release history.
+
+## Documentation
+
+*The documentation for this project is currently a work in progress. Please see the source code for complete docs*
+
+- [Installing](#installing)
+- [Features](#features)
+- [For Developers](#for-developers)
+
+## Installing
+
+Peewee+ is [available on PyPI](https://pypi.org/project/peewee-plus/) and can be installed
+using Poetry, Pipenv, or Pip:
+
+```bash
+# Using poetry
+poetry add peewee-plus
+
+# Using pipenv
+pipenv install peewee-plus
+
+# Using pip
+python -m venv peewee
+source peewee/bin/activate
+python -m pip install peewee-plus
+```
+
+Once installed, Peewee+ can be imported like below:
+
+```python
+import peewee_plus
+```
+
+## Features
+
+### Constants
+
+`SQLITE_DEFAULT_PRAGMAS` - The default pragmas to use with an SQLite database connection,
+taken directly from the
+[Peewee docs](http://docs.peewee-orm.com/en/latest/peewee/database.html#recommended-settings).
+
+`SQLITE_DEFAULT_VARIABLE_LIMIT` - The maximum number of variables an SQL query can use
+when using SQLite
+
+### Functions
+
+[`calc_batch_size`](https://github.com/enpaul/peewee-plus/blob/1.0.0/peewee_plus.py#L68) -
+Helper function for determining how to batch a create/update query with SQLite
+
+### Classes
+
+[`PathField`](https://github.com/enpaul/peewee-plus/blob/1.0.0/peewee_plus.py#134) - A
+Peewee database field for storing
+[Pathlib](https://docs.python.org/3/library/pathlib.html) objects, optionally relative to
+a runtime value.
+
+[`PrecisionFloatField`](https://github.com/enpaul/peewee-plus/blob/1.0.0/peewee_plus.py#L192)
+\- A Peewee database field for storing floats while specifying the
+[MySQL precision parameters](https://dev.mysql.com/doc/refman/8.0/en/floating-point-types.html)
+`M` and `D`
+
+[`JSONField`](https://github.com/enpaul/peewee-plus/blob/1.0.0/peewee_plus.py#L222) - A
+Peewee database field for storing arbitrary JSON-serializable data
+
+[`EnumField`](https://github.com/enpaul/peewee-plus/blob/1.0.0/peewee_plus.py#L277) - A
+Peewee database field for storing Enums by name
+
+## For Developers
+
+All project contributors and participants are expected to adhere to the
+[Contributor Covenant Code of Conduct, v2](CODE_OF_CONDUCT.md) ([external link](https://www.contributor-covenant.org/version/2/0/code_of_conduct/)).
+
+The `devel` branch has the latest (and potentially unstable) changes. The stable releases
+are tracked on [Github](https://github.com/enpaul/peewee-plus/releases),
+[PyPi](https://pypi.org/project/peewee-plus/#history), and in the
+[Changelog](CHANGELOG.md).
+
+- To report a bug, request a feature, or ask for assistance, please
+  [open an issue on the Github repository](https://github.com/enpaul/peewee-plus/issues/new).
+- To report a security concern or code of conduct violation, please contact the project
+  author directly at **‌me \[at‌\] enp dot‎ ‌one**.
+- To submit an update, please
+  [fork the repository](https://docs.github.com/en/enterprise/2.20/user/github/getting-started-with-github/fork-a-repo)
+  and [open a pull request](https://github.com/enpaul/peewee-plus/compare).
+
+Developing this project requires at least [Python 3.7](https://www.python.org/downloads/)
+and at least [Poetry 1.0](https://python-poetry.org/docs/#installation). GNU Make can
+optionally be used to quickly setup a local development environment, but this is not
+required.
+
+To setup a local development environment:
+
+```bash
+# Clone the repository...
+# ...over HTTPS
+git clone https://github.com/enpaul/peewee-plus.git
+# ...over SSH
+git clone git@github.com:enpaul/peewee-plus.git
+
+cd peewee-plus/
+
+# Create and configure the local dev environment
+make dev
+
+# See additional make targets
+make help
+```