fix(frontend): restore map zoom capabilities and fix slider visibility

style(frontend): fallback to CartoDB Dark Matter as a free alternative to Stadia Maps

style(frontend): switch Leaflet maps to Stadia Alidade Smooth Dark

style(frontend): switch leafet base maps to OpenStreetMap for classic green/blue geographical aesthetics

feat(fullstack): add interactive colorful maps and heat gradients

feat(frontend): lock leaflet maps to satellite bounding box

fix(frontend): add type checking and guards for Leaflet map bounds

feat(frontend): integrate dynamic variables and geographical leaflet projections

fix: Resolve Leaflet projection overlay issues and ensure Interpolation Result Viewer correctly loads layer data

feat: Safely re-integrate API clients and Leaflet maps into new UI