Aircraft history, fleet snapshots, statistics, and folder correction

Corrects the layered homepage so the active folder is shown once and both inactive folders remain visible
Removes the unrequested uninvolved-person selector from Risk Assessment
Expands the four-language FAQ with a simpler explanation of every risk rule
Adds date-range statistics, a flight-position heatmap, and printable period reports
Adds My Drones to the Risk App with a printable timeline of flights, maintenance, and incidents
Adds editing and confirmed removal for personal and organization fleet aircraft
Stores an immutable manufacturer, model, class, weight, alias, and serial snapshot with every completed assessment
Uses a straight wrench for Maintenance

Changelog