Initial implementation of the crystal structure visualization

.prettierignore

@@ -26,6 +26,7 @@ docs/docs/assets/
 node_modules
 
 # Vendored snapshots
+src/easydiffraction/display/structure/renderers/vendor/
 src/easydiffraction/report/templates/html/vendor/
 src/easydiffraction/report/templates/tex/styles/
 src/easydiffraction/utils/_vendored/jupyter_dark_detect/

THIRD_PARTY_LICENSES.md

@@ -11,3 +11,15 @@ The vendored report LaTeX style files are documented in
 
 The vendored report HTML assets are documented in
 `src/easydiffraction/report/templates/html/vendor/LICENSES.md`.
+
+## Structure-View Three.js
+
+The vendored Three.js assets for the crysview structure view (MIT) are
+documented in
+`src/easydiffraction/display/structure/renderers/vendor/threejs/LICENSES.md`.
+
+## Structure-View Element Data
+
+The bundled per-element radii and colour palettes (with per-source
+provenance) are documented in
+`src/easydiffraction/display/structure/assets/LICENSES.md`.

docs/dev/adrs/accepted/category-owner-sections.md

@@ -85,13 +85,13 @@ Its current children are:
 The public API stays flat and user-facing:
 
 - `project.info`
-- `project.chart`
-- `project.table`
+- `project.rendering_plot`
+- `project.rendering_table`
 
 Saved `project.cif` remains a section file without a `data_` header. It
-serializes the `_project.*` metadata category plus the `_chart.*` and
-`_table.*` configuration categories without pretending that the project
-config is a real datablock.
+serializes the `_project.*` metadata category plus the
+`_rendering_plot.*` and `_rendering_table.*` configuration categories
+without pretending that the project config is a real datablock.
 
 ### 4. CIF serialization is split by responsibility