Add support for both wasm/ffi version of sqlite3

utils/db_interface.ts

@@ -0,0 +1,28 @@
+export type Row = Array<unknown>;
+export type RowObject = Record<string, unknown>;
+export type QueryParameter =
+    | boolean
+    | number
+    | bigint
+    | string
+    | null
+    | undefined
+    | Date
+    | Uint8Array;
+export type QueryParameterSet =
+    | Record<string, QueryParameter>
+    | Array<QueryParameter>;
+
+export interface Db {
+    close(force?: boolean): void;
+    execute(sql: string): void;
+    query<R extends Row = Row>(
+        sql: string,
+        params?: QueryParameterSet,
+    ): Array<R>;
+    queryEntries<O extends RowObject = RowObject>(
+        sql: string,
+        params?: QueryParameterSet,
+    ): Array<O>;
+    transaction<V>(fn: () => V): V;
+}