EpiNova 0.1.0

Initial release

• solve_model() — unified ODE dispatcher for SIR, SEIR, SEIRD, SVEIR, SVEIRD, age-SEIR
• build_pi_spline(), build_pi_step(), build_pi_exp(), compose_pi() — flexible intervention functions
• build_phi_pulse() — smooth Gaussian quarantine pulse
• gp_cov_sqexp() — GP covariance builder for Bayesian pi(t)
• fit_mle() — maximum likelihood inference with optional DEoptim global search
• fit_smc() — sequential Monte Carlo particle filter for real-time updating
• estimate_Rt_simple() — dependency-free sliding-window Rt estimator
• estimate_Rt() — EpiEstim wrapper with graceful fallback
• build_multipatch_SEIR(), solve_multipatch() — spatial multi-patch models
• gravity_mobility() — gravity-model mobility matrix builder
• ensemble_forecast() — Bayesian model averaging across model types
• project_scenarios() — what-if scenario projection
• score_forecast() — CRPS, coverage, and MAE scoring
• plot_trajectory(), plot_forecast(), plot_scenarios(), plot_Rt(), plot_multipatch_snapshot() — publication-ready ggplot2 graphics
• hubei_covid — built-in Hubei Province COVID-19 dataset (Jan–Feb 2020)
• prep_proportions() — convert raw counts to model-ready proportions
• 76 unit tests across 6 test files; 0 errors / 0 warnings / 0 notes on R CMD check

Preparing for CRAN submission

• Switched license from CC BY 4.0 to MIT (CRAN-standard)
• Fixed URL and BugReports to real GitHub repository URLs
• Added LICENSE and LICENSE.md files
• Added inst/CITATION file
• Wrapped slow examples to stay within CRAN’s 5-second limit
• Added cran-comments.md
• Verified 0 errors / 0 warnings / 0 notes under --as-cran