Import upstream snapshot 80e710700aac9573a2230f74f7ce9e094833a0bc

Upstream: https://github.com/Rhoban/onshape-to-robot
Upstream-Commit: 80e710700aac9573a2230f74f7ce9e094833a0bc
Upstream-Branch: master

docs/source/index.rst

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+Onshape-to-robot documentation
+==============================
+
+.. raw:: html
+
+    <center>
+    <video width="70%" controls autoplay muted loop>
+    <source src="https://github.com/Rhoban/onshape-to-robot-examples/raw/refs/heads/master/videos/sigmaban.mp4" type="video/mp4">
+    </video>
+    </center>
+    <br/>
+
+
+What is this ?
+~~~~~~~~~~~~~~
+
+.. image:: _static/img/main.png
+
+``onshape-to-robot`` is a tool that allows you to export robots designed from the **Onshape CAD** software
+to descriptions format like **URDF**, **SDF** or **MuJoCo**, so that you can use them for physics simulation or in your running code
+(requesting frames, computing dynamics etc.)
+
+* `onshape-to-robot GitHub repository <https://github.com/rhoban/onshape-to-robot/>`_
+* `Robots examples GitHub repository <https://github.com/rhoban/onshape-to-robot-examples/>`_
+* `onshape-to-robot on pypi <https://pypi.org/project/onshape-to-robot/>`_
+* `video tutorial <https://www.youtube.com/watch?v=C8oK4uUmbRw>`_ (some information may be outdated)
+
+.. toctree::
+   :maxdepth: 2
+   :caption: Contents:
+
+   getting_started
+   design
+   config
+   exporter_urdf
+   exporter_sdf
+   exporter_mujoco
+   kinematic_loops
+   processors
+   cache