feat: update index.ts exports

Author: velut

src/index.ts

@@ -1,12 +1,5 @@
-export { bunPackageManager } from "./bun-package-manager.ts";
-export * from "./errors.ts";
-export { extractPackageApi, extractPackageApiEffect } from "./extract-package-api.ts";
-export { packageJson } from "./package-json.ts";
-export { PackageManager } from "./package-manager.ts";
-export { packageName } from "./package-name.ts";
-export { packageTypes } from "./package-types.ts";
-export { parseDocComment } from "./parse-doc-comment.ts";
+export { Bun } from "./bun.ts";
+export { getPackageApi, type GetPackageApiOptions, type PackageApi } from "./get-package-api.ts";
+export { getPackageJson } from "./get-package-json.ts";
+export { getPackageTypes, type GetPackageTypesOptions } from "./get-package-types.ts";
 export type * from "./types.ts";
-export { workDir } from "./work-dir.ts";
-
-// export { extractDeclarations } from "./extract-declarations.ts";