Add wave animation graphic to new documentation pages

Author: dav-og

docs/_main_pages/developer_docs/build_docs.md

@@ -66,3 +66,6 @@ Then open `http://localhost:4000/HydroChrono/`.
 - First run fetches the remote theme; ensure internet connectivity.
 
 
+<p align="center">
+  <img src="https://nrel.github.io/HydroChrono/assets/img/wave_animation2.gif" alt="Wave Energy" width="80%" />
+</p>

docs/_main_pages/developer_docs/build_instructions.md

@@ -133,4 +133,8 @@ This summarizes PASS/FAIL and embeds plots for the standard regression cases.
 - Chrono/HydroChrono build types must match (e.g., both Release, same version of Visual Studio, etc.)
 - `yaml-cpp.dll` or other dlls missing → ensure they are next to the exe
 - GUI skybox missing → ensure `data/skybox/` exists in the install ZIP (packaging now includes it)
-- Python tests: install `numpy`, `h5py`, `PyYAML`, `matplotlib`, or run `tests/RUN-TESTS.ps1`
+- Python tests: install `numpy`, `h5py`, `PyYAML`, `matplotlib`, or run `tests/RUN-TESTS.ps1`
+
+<p align="center">
+  <img src="https://nrel.github.io/HydroChrono/assets/img/wave_animation2.gif" alt="Wave Energy" width="80%" />
+</p>

docs/_main_pages/developer_docs/cmake_build_basics.md

@@ -66,4 +66,8 @@ cmake --build build --config Debug
 ## See also
 
 - [CMake: CMAKE\_BUILD\_TYPE](https://cmake.org/cmake/help/latest/variable/CMAKE_BUILD_TYPE.html)
-- [CMake: CMAKE\_CONFIGURATION\_TYPES](https://cmake.org/cmake/help/latest/variable/CMAKE_CONFIGURATION_TYPES.html)
+- [CMake: CMAKE\_CONFIGURATION\_TYPES](https://cmake.org/cmake/help/latest/variable/CMAKE_CONFIGURATION_TYPES.html)
+
+<p align="center">
+  <img src="https://nrel.github.io/HydroChrono/assets/img/wave_animation2.gif" alt="Wave Energy" width="80%" />
+</p>

docs/_main_pages/developer_docs/cmake_build_structure.md

@@ -153,3 +153,6 @@ CPack (ZIP): `cpack -C Release` yields a ready‑to‑share artifact.
 - [CMake Build Basics](cmake_build_basics)
 - [Project Chrono Documentation](https://api.projectchrono.org/)
 
+<p align="center">
+  <img src="https://nrel.github.io/HydroChrono/assets/img/wave_animation2.gif" alt="Wave Energy" width="80%" />
+</p>

docs/_main_pages/developer_docs/contribution_guidelines.md

@@ -171,4 +171,8 @@ Foo::~Foo() noexcept = default;
 - [ ] Ownership and lifetime clear; destructors `noexcept` where reasonable
 - [ ] Exceptions are specific; error messages add context
 - [ ] Logging used for user-facing messages (no stray `cout`)
-- [ ] Tests updated/added when logic changes
+- [ ] Tests updated/added when logic changes
+
+<p align="center">
+  <img src="https://nrel.github.io/HydroChrono/assets/img/wave_animation2.gif" alt="Wave Energy" width="80%" />
+</p>

docs/_main_pages/new_model.md

@@ -160,3 +160,6 @@ run_hydrochrono.exe .\my_model\my_model.setup.yaml
 Outputs are written to `my_model/outputs/`.
 
 
+<p align="center">
+  <img src="https://nrel.github.io/HydroChrono/assets/img/wave_animation2.gif" alt="Wave Energy" width="80%" />
+</p>