build: aggregate Dokka outputs and add module index generation

Enhanced Dokka setup to copy module-specific `html` outputs while generating an `index.html` for easier navigation of aggregated documentation. Updated repository configurations to streamline dependency management. Disabled Kotlin/JS sourcemaps for improved build performance.

gradle.properties

@@ -6,6 +6,7 @@ android.nonTransitiveRClass=true
 kotlin.code.style=official
 # Increased Kotlin Daemon Heap for JS Compilation
 kotlin.daemon.jvmargs=-Xmx4g -XX:+UseParallelGC -XX:MaxMetaspaceSize=1g
+kotlin.js.compiler.sourcemaps=false
 
 # Kotlin Compiler Optimizations (Phase 5)
 kotlin.incremental=true