Refactor map integration to use MapLibre instead of Mapbox

- Removed Mapbox dependencies and related configurations from settings.gradle.kts and build.gradle.kts.
- Implemented MapViewModel to manage zone data and loading state.
- Updated MapScreen to render zones using MapLibre, including loading indicators and error handling.
- Added GeoJSON generation for zone data to be displayed on the map.
- Updated libraries version to use MapLibre Compose.

gradle/libs.versions.toml

@@ -27,8 +27,8 @@ okhttp = "4.12.0"
 kotlinxSerialization = "1.7.3"
 retrofitKotlinxSerialization = "1.0.0"
 
-# Mapbox
-mapbox = "11.8.2"
+# MapLibre
+maplibreCompose = "0.12.1"
 
 # Firebase
 firebaseBom = "33.7.0"
@@ -85,8 +85,8 @@ okhttp-logging = { group = "com.squareup.okhttp3", name = "logging-interceptor",
 kotlinx-serialization-json = { group = "org.jetbrains.kotlinx", name = "kotlinx-serialization-json", version.ref = "kotlinxSerialization" }
 retrofit-kotlinx-serialization = { group = "com.jakewharton.retrofit", name = "retrofit2-kotlinx-serialization-converter", version.ref = "retrofitKotlinxSerialization" }
 
-# Mapbox
-mapbox-maps = { group = "com.mapbox.maps", name = "android", version.ref = "mapbox" }
+# MapLibre
+maplibre-compose = { module = "org.maplibre.compose:maplibre-compose", version.ref = "maplibreCompose" }
 
 # Firebase
 firebase-bom = { group = "com.google.firebase", name = "firebase-bom", version.ref = "firebaseBom" }