Package.json updates

.projenrc.js

const {
  TypeScriptProject,
  ProjectType,
} = require('projen');
const project = new TypeScriptProject({
  defaultReleaseBranch: 'main',
  name: 'projen',
  buildWorkflow: false,
  releaseWorkflow: false,
  pullRequestTemplate: false,
  deps: [
    'express',
  ],
  devDeps: [
    'webpack',
  ],
  description: 'Projen demo',
  packageName: 'projen-demo',
  projectType: ProjectType.APP,
});
project.synth();