Changes

Import scintillation particle data (#1151)

* Update `ImportOpticalMaterial` to include particle data
* Import particle scintillation data
* Update `GeantImporter` test
* Fix celer-dump-data
* Temporary fix before ScintillationData is fully overhauled
* Fix bug; Add particle scintillation import test
* Fix root update command
* Move new enum to end of list

Add proto-universe and CSG Unit construction (#1148)

* Add test for recursive simplify
* Remove exterior from CSG unit
* Allow null-op transforms
* Add proto interface
* Pass transformed argument by reference
* Add background to CSG unit
* Add zorder to string
* Add unit proto
* Use local_orange_outside_volume
* Use enum instead of bool
* Add fuzziness test
* Add doc
* Fix single-precision failure
* Remove proto sorting for this PR
* Address review feedback

Refactor MSC params and add Wentzel VI params and data (#1129)

* Add Wentzel VI data

- Move common MSC data into separate structs
- Import geom_factor
- Check imported Wentzel VI data in test

* Add Wentzel VI params and MSC params interface

* Move common MSC params to physics

* Add helper class for constructing MSC params and address other feedback

* Remove geometry factor (currently unused)

* Fix test for float

* Change fact --> factor

* Add min/max energy methods to XsCalculator

Add spack-based workflow to add all supported Geant4 versions to CI (#1149)

* Add note about pull requests
* Show ccache stats even on failure
* Add spack-based CI build
* Add spack build to push/pr
* Mark failing builds as experimental
* Fix missing compiler/version from matrix
* Use patched geant4 in upstream spack
* Use only celer buildcache
* Shorten padded length
* Don't push the buildcache...
* Load version information to fix examples

Fix Geant4 build from 10.5–10.7 and example build for 11.1 onward (#1152)

* Add additional components in CeleritasConfig
* Remove obsolete requirement in CeleritasConfig
* Fix downstream (example) build with Geant4 11.1+
* Fix build for Geant4 10.5–10.7
* Fix example execution for Geant4@11.1+
* Add geant4 compatibility ranges
* Remove experimental status from geant builds

Rename `Wentzel` model to `CoulombScattering` and add em/params subdirectory (#1154)

* Rename Wentzel model classes to CoulombScattering

* Move em params to subdirectory

* Move MscParamsHelper to params/detail and fix namespace

Add generic grid builder and refactor builder code that uses generic grids (#1157)

* Refactor particle insertion to use helper class
* Add size attribute to interp
* Initialize grid record
* Deduplicate value grids
* Revert "Deduplicate value grids": The in-place modification for elemental CDFs does not work!!
* IWYU and order backend data after main data
* Rename ValueGridType file
* Add generic grid builder
* Remove unused generic value grid builder
* Remove support for anything but linear/linear
* Use grid builder for cerenkov, neutron data
* Refactor livermore xs inserter
* Fix missing inline
* Fix single precision build
* Address review feedback

Update CI images and workflow actions (#1136)

* Use node v20 actions for native pipelines
* Fix duplicate ID
* Just upload as artifacts instead of github pages
* Refactor runners to use more spack, less docker
* Disable SWIG until it gets fixed

Add utilities for building `UnitInput` from `CsgTree` (#1155)

* Add geo setup
* Add find_sorted
* Refactor `build_postfix` into a function that takes a remapping function
* Further refactor postfix construction to split faces from logic
* Explicitly use node type for csg tree size for documentation
* Rename exterior volume name and add global universe
* Add exterior bounding box helper
* Move postfix builder to a separate file
* Add internal surface mapper

Split ExplicitActionInterface to support optical data (#1160)

* Split ExplicitActionInterface in ExplicitCoreActionInterface and future alternative.
ActionSequence::execute is now templated on the Params/State type and cast them to the concrete type.

* Add possibly missing include
* Add missing template keyword
* Move using statement down a level
* Apply review suggestion

Import WLS data for optical photons (#1165)

* Add and import `ImportWavelengthShifting` data
* Update GeantImporter test harness
* Import wls mean number of photons and time constant
* Expand GeantImporter test
* Update celer-dump-data; add imported data to the RootInterface linkdef

Add Parallelepiped shape (#1161)

* Add a Parallelepiped shape
* Review validity ranges for angle parameters

Fix ORANGE JSON reading and tests (#1164)

Add particle scintillation data to `ScintillationParams` and add `ScintillationPreGenerator` (#1153)

Add the neutron capture process

Add the neutron inelastic process

Rename ChipsNeutronElastic to NeutronElastic

Add neutron capture and inelastic processes

Rename ChipsNeutronElasticModel to NeutronElasticModel

Add new (neutron cross section) test data

Removed NeutronMicroXsCalculator

Clear compilation errors from build tests

Prune neutron cross section data (only for testings)

Remove codes related to the neutron capture process

Add ImportPhysicsVectorMap and use it for neutron data

Modify the constructor with the neutron xs data type

Change NeutronInelasticIds to NeutronInelasticScalars and move other scalar data to NeutronInelasticScalars

Change NeutronElasticIds to NeutronElasticScalars and move other scalar data to NeutronElasticScalars

Change NeutronInelasticIds to NeutronInelasticScalars and move other scalar data to NeutronInelasticScalars

Remove compilation errors

Remove NeutronMicroXsCalculator