cli: added experimental create-github-app command

Co-authored-by: Ben Lambert <ben@blam.sh>
Co-authored-by: Patrik Oldsberg <poldsberg@gmail.com>

packages/cli/package.json

@@ -34,6 +34,7 @@
     "@hot-loader/react-dom": "^16.13.0",
     "@lerna/package-graph": "^3.18.5",
     "@lerna/project": "^3.18.0",
+    "@octokit/request": "^5.2.0",
     "@rollup/plugin-commonjs": "^16.0.0",
     "@rollup/plugin-json": "^4.0.2",
     "@rollup/plugin-node-resolve": "^9.0.0",
@@ -69,6 +70,7 @@
     "eslint-plugin-monorepo": "^0.3.2",
     "eslint-plugin-react": "^7.12.4",
     "eslint-plugin-react-hooks": "^4.0.0",
+    "express": "^4.17.1",
     "fork-ts-checker-webpack-plugin": "^4.0.5",
     "fs-extra": "^9.0.0",
     "handlebars": "^4.7.3",
@@ -118,6 +120,7 @@
     "@backstage/test-utils": "^0.1.6",
     "@backstage/theme": "^0.2.2",
     "@types/diff": "^4.0.2",
+    "@types/express": "^4.17.6",
     "@types/fs-extra": "^9.0.1",
     "@types/html-webpack-plugin": "^3.2.2",
     "@types/http-proxy": "^1.17.4",