📝: improve readme

README.md

@@ -1,6 +1,23 @@
 <h1 align='center'> quaxed </h1>
 <h3 align="center">Pre-<code>Quaxify</code>'ed <code>JAX</code></h3>
 
+<p align="center">
+    <a href="https://pypi.org/project/quaxed/"> <img alt="PyPI: quaxed" src="https://img.shields.io/pypi/v/quaxed?style=flat" /> </a>
+    <a href="https://pypi.org/project/quaxed/"> <img alt="PyPI versions: quaxed" src="https://img.shields.io/pypi/pyversions/quaxed" /> </a>
+    <a href="https://quaxed.readthedocs.io/en/"> <img alt="ReadTheDocs" src="https://img.shields.io/badge/read_docs-here-orange" /> </a>
+    <a href="https://pypi.org/project/quaxed/"> <img alt="quaxed license" src="https://img.shields.io/github/license/GalacticDynamics/quaxed" /> </a>
+</p>
+<p align="center">
+    <a href="https://github.com/GalacticDynamics/quaxed/actions"> <img alt="CI status" src="https://github.com/GalacticDynamics/quaxed/workflows/CI/badge.svg" /> </a>
+    <a href="https://quaxed.readthedocs.io/en/"> <img alt="ReadTheDocs" src="https://readthedocs.org/projects/quaxed/badge/?version=latest" /> </a>
+    <a href="https://codecov.io/gh/GalacticDynamics/quaxed"> <img alt="codecov" src="https://codecov.io/gh/GalacticDynamics/quaxed/graph/badge.svg" /> </a>
+    <a href="https://scientific-python.org/specs/spec-0000/"> <img alt="ruff" src="https://img.shields.io/badge/SPEC-0-green?labelColor=%23004811&color=%235CA038" /> </a>
+    <a href="https://docs.astral.sh/ruff/"> <img alt="ruff" src="https://img.shields.io/endpoint?url=https://raw.githubusercontent.com/charliermarsh/ruff/main/assets/badge/v2.json" /> </a>
+    <a href="https://pre-commit.com"> <img alt="pre-commit" src="https://img.shields.io/badge/pre--commit-enabled-brightgreen?logo=pre-commit" /> </a>
+</p>
+
+---
+
 `Quaxed` wraps [jax](https://jax.readthedocs.io/en/latest/) libraries (using
 [`quax`](https://docs.kidger.site/quax/)) to enable using those libraries with
 custom array-ish objects, not only jax arrays.
@@ -18,7 +35,7 @@ pip install quaxed
 
 ## Documentation
 
-[![Documentation Status][rtd-badge]][rtd-link]
+[![Read The Docs](https://img.shields.io/badge/read_docs-here-orange)](https://unxt.readthedocs.io/en/)
 
 ## Quick Start
 
@@ -42,7 +59,11 @@ Quantity['area'](Array(4, dtype=int64, weak_type=True), unit='km2')
 ## Development
 
 [![Actions Status][actions-badge]][actions-link]
-[![Codecov][codecov-badge]][codecov-link]
+[![Documentation Status][rtd-badge]][rtd-link]
+[![codecov][codecov-badge]][codecov-link]
+[![SPEC 0 — Minimum Supported Dependencies][spec0-badge]][spec0-link]
+[![pre-commit][pre-commit-badge]][pre-commit-link]
+[![ruff][ruff-badge]][ruff-link]
 
 We welcome contributions!
 
@@ -59,11 +80,17 @@ please consider citing this work.
 [actions-link]:             https://github.com/GalacticDynamics/quaxed/actions
 [codecov-badge]:            https://codecov.io/gh/GalacticDynamics/quaxed/graph/badge.svg?token=9G19ONVD3U
 [codecov-link]:             https://codecov.io/gh/GalacticDynamics/quaxed
+[pre-commit-badge]:         https://img.shields.io/badge/pre--commit-enabled-brightgreen?logo=pre-commit
+[pre-commit-link]:          https://pre-commit.com
 [pypi-link]:                https://pypi.org/project/quaxed/
 [pypi-platforms]:           https://img.shields.io/pypi/pyversions/quaxed
 [pypi-version]:             https://img.shields.io/pypi/v/quaxed
 [rtd-badge]:                https://readthedocs.org/projects/quaxed/badge/?version=latest
 [rtd-link]:                 https://quaxed.readthedocs.io/en/latest/?badge=latest
+[ruff-badge]:               https://img.shields.io/endpoint?url=https://raw.githubusercontent.com/charliermarsh/ruff/main/assets/badge/v2.json
+[ruff-link]:                https://docs.astral.sh/ruff/
+[spec0-badge]:              https://img.shields.io/badge/SPEC-0-green?labelColor=%23004811&color=%235CA038
+[spec0-link]:               https://scientific-python.org/specs/spec-0000/
 [zenodo-badge]:             https://zenodo.org/badge/732262318.svg
 [zenodo-link]:              https://zenodo.org/doi/10.5281/zenodo.10850521