import { PluginContext } from "@microsoft/teamsfx-api";
export declare class AppStudioPluginImpl {
    validateManifest(ctx: PluginContext, manifestString: string): Promise<string[]>;
    buildTeamsAppPackage(ctx: PluginContext, appDirectory: string, manifestString: string): Promise<string>;
    publish(ctx: PluginContext): Promise<string>;
    private beforePublish;
    private isSPFxProject;
    private checkFileExist;
}
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