Update links

Author: tpadioleau

.github/workflows/website-checks.yaml

@@ -24,4 +24,4 @@ jobs:
           pipx install linkchecker
       - name: Analysing the links of the website
         run: |
-          linkchecker index.html
+          linkchecker --check-extern index.html

README.md

@@ -14,8 +14,8 @@ SPDX-License-Identifier: MIT
 
 See <https://ddc.mdls.fr/>
 
-[DDC](https://ddc.mdls.fr/), is a C++-17 library that aims to offer to the C++/MPI world an equivalent to the [`xarray.DataArray`](https://xarray.pydata.org/en/stable/generated/xarray.DataArray.html)/[`dask.Array`](https://docs.dask.org/en/stable/array.html) python environment.
-Where these two libraries are based on [numpy](https://numpy.org/), DDC relies on [Kokkos](https://github.com/kokkos/kokkos) and [mdspan](http://www.open-std.org/jtc1/sc22/wg21/docs/papers/2020/p0009r10.html) to offer CPU/GPU performance-portable multi-dimensional arrays and iterators.
+[DDC](https://ddc.mdls.fr/), is a C++-17 library that aims to offer to the C++/MPI world an equivalent to the [`xarray.DataArray`](https://docs.xarray.dev/en/stable/generated/xarray.DataArray.html)/[`dask.Array`](https://docs.dask.org/en/stable/array.html) python environment.
+Where these two libraries are based on [numpy](https://numpy.org/), DDC relies on [Kokkos](https://github.com/kokkos/kokkos) and [mdspan](https://www.open-std.org/jtc1/sc22/wg21/docs/papers/2020/p0009r10.html) to offer CPU/GPU performance-portable multi-dimensional arrays and iterators.
 
 DDC aims to offer abstractions to represent:
 
@@ -31,7 +31,7 @@ All these abstractions are handled at compilation using C++ template meta-progra
 
 If you like the project, please leave us a github star.
 
-If you want to know more, join un on [Slack](https://join.slack.com/t/ddc-lib/shared_invite/zt-14b6rjcrn-AwSfM6_arEamAKk_VgQPhg)
+If you want to know more, join un on [Slack](https://ddc-lib.slack.com/join/shared_invite/zt-33v61oiip-UHnWCavFC0cmff5a94HYwQ)
 
 ## Prerequisites
 

docker/latest/Dockerfile

@@ -4,7 +4,7 @@
 
 FROM ubuntu:noble
 
-LABEL "org.opencontainers.image.source"="https://github.com/Maison-de-la-Simulation/ddc"
+LABEL "org.opencontainers.image.source"="https://github.com/CExA-project/ddc"
 
 ARG BACKEND
 ARG AMDGPU_VERSION=6.2.1

docker/oldest/Dockerfile

@@ -4,7 +4,7 @@
 
 FROM ubuntu:jammy
 
-LABEL "org.opencontainers.image.source"="https://github.com/Maison-de-la-Simulation/ddc"
+LABEL "org.opencontainers.image.source"="https://github.com/CExA-project/ddc"
 
 ARG BACKEND
 ARG AMDGPU_VERSION=5.7.3

docs/About.md

@@ -7,11 +7,11 @@ SPDX-License-Identifier: MIT
 
 %DDC is the discrete domain computation library, a C++-17 library that aims to offer to the C++/MPI
 world an equivalent to the
-[`xarray.DataArray`](https://xarray.pydata.org/en/stable/generated/xarray.DataArray.html)/[`dask.Array`](https://docs.dask.org/en/stable/array.html)
+[`xarray.DataArray`](https://docs.xarray.dev/en/stable/generated/xarray.DataArray.html)/[`dask.Array`](https://docs.dask.org/en/stable/array.html)
 python environment.
 Where these two libraries are based on [numpy](https://numpy.org/), DDC relies on
 [Kokkos](https://github.com/kokkos/kokkos) and
-[mdspan](http://www.open-std.org/jtc1/sc22/wg21/docs/papers/2020/p0009r10.html) to offer
+[mdspan](https://www.open-std.org/jtc1/sc22/wg21/docs/papers/2020/p0009r10.html) to offer
 CPU/GPU performance-portable multi-dimensional arrays and iterators.
 
 DDC aims to offer abstractions to represent:
@@ -30,11 +30,11 @@ mesh to a non-uniform one) with performance portability.
 
 * First, you should \ref first_steps "have a look at our commented example / tutorial".
 * To know more, you can [delve in the reference documentation](annotated.html).
-* [Use the source, Luke](https://github.com/Maison-de-la-Simulation/ddc).
-* [You should definitely come see us on Slack](https://join.slack.com/t/ddc-lib/shared_invite/zt-14b6rjcrn-AwSfM6_arEamAKk_VgQPhg).
+* [Use the source, Luke](https://github.com/CExA-project/ddc).
+* [You should definitely come see us on Slack](https://ddc-lib.slack.com/join/shared_invite/zt-33v61oiip-UHnWCavFC0cmff5a94HYwQ).
 
 ## Join us
 
 If you like the project,
-[leave us a ⭐star⭐ on Github](https://github.com/Maison-de-la-Simulation/ddc).
-And of course, we would love to talk with you on our [Slack channel ![Slack](slack.png) https://ddc-lib.slack.com/](https://join.slack.com/t/ddc-lib/shared_invite/zt-14b6rjcrn-AwSfM6_arEamAKk_VgQPhg).
+[leave us a ⭐star⭐ on Github](https://github.com/CExA-project/ddc).
+And of course, we would love to talk with you on our [Slack channel ![Slack](slack.png) https://ddc-lib.slack.com/](https://ddc-lib.slack.com/join/shared_invite/zt-33v61oiip-UHnWCavFC0cmff5a94HYwQ).

include/ddc/kernels/splines/spline_boundary_conditions.hpp

@@ -11,7 +11,7 @@
 namespace ddc {
 
 /** @brief An enum representing a spline boundary condition. Please refer to
- * Emily Bourne's thesis (https://www.theses.fr/2022AIXM0412.pdf)
+ * Emily Bourne's thesis (https://theses.fr/2022AIXM0412.pdf)
  */
 enum class BoundCond {
     PERIODIC, ///< Periodic boundary condition u(1)=u(n)