Local Database on the Web - Kotlin Multiplatform Tutorial

A step-by-step walkthrough of integrating the Room 3 database library into a Kotlin Multiplatform project targeting both Android and WebAssembly (WASM/JS). Covers project setup, dependencies (SQLite Web, SQLite WASM, SQLite WASM Worker), the Web Worker API requirement for browser-based SQLite operations, the OPFS (Origin Private File System) storage layer, CORS headers configuration, and how to inspect the local database file using the OPFS browser extension and DB Browser for SQLite.