extension-develop/dist/webpack/plugin-extension/feature-manifest/manifest-overrides/common/content_scripts.d.ts

The develop step of Extension.js

import { type Manifest, type FilepathList } from '../../../../webpack-types';
export declare function contentScripts(manifest: Manifest, excludeList: FilepathList): {
    content_scripts: {
        js: string[];
        css: string[];
    }[];
} | undefined;