Add latent infection class "MobilitySubpopulationInfections" for contact-mixing models

.gitignore

@@ -332,3 +332,5 @@ replay_pid*
 
 /.quarto/
 *_files
+
+**/*.quarto_ipynb

docs/.gitignore

@@ -1 +1,3 @@
 /.quarto/
+
+**/*.quarto_ipynb

docs/index.md

@@ -105,6 +105,7 @@ pip install git+https://github.com/CDCgov/PyRenew@main
 - [Building multi-signal models](tutorials/building_multisignal_models.md) -- composing a renewal model from PyRenew components using `PyrenewBuilder`.
 - [Latent infections](tutorials/latent_infections.md) -- modeling latent infection trajectories over time.
 - [Latent subpopulation infections](tutorials/latent_subpopulation_infections.md) -- modeling latent infections with subpopulation structure.
+- [Latent infections with mobility](tutorials/latent_mobility_infections.md) -- Modeling subpopulations coupled by a mobility matrix.
 - [Observation processes: count data](tutorials/observation_processes_counts.md) -- connecting latent infections to observed counts.
 - [Observation processes: measurements](tutorials/observation_processes_measurements.md) -- connecting latent infections to continuous measurements.
 - [Joint ascertainment](tutorials/ascertainment.md) -- sharing ascertainment structure across count signals.

docs/tutorials/.pages

@@ -3,6 +3,7 @@ nav:
   - building_multisignal_models.md
   - latent_infections.md
   - latent_subpopulation_infections.md
+  - latent_mobility_infections.md
   - observation_processes_counts.md
   - observation_processes_measurements.md
   - right_truncation.md