This commit adds all the files that were created during the frontend migration (Qute templates + Alpine.js) but were never committed to git. Includes: - TemplateData.java (shared Qute page helpers) - Static resources: app.js, defaults.js, calc.js, alpine.min.js, pico.min.css, favicon.svg - Qute templates: changePassword, formulas, insumos, login, register, usuarios - Partial templates: header.html, layout/base.html - Modified: MustChangePasswordFilter.java (added login/register paths) - Modified: AppState.java (added price fields) - Modified: format.js (simplified number formatting) - Modified: application.properties (static resources comment) - Modified: calculadora.html (Qute/Alpine rewrite)
