Add npm script for running an example

examples/README.md

@@ -7,6 +7,13 @@ All examples has a `examples.gql` file with sample queries/mutations/subscriptio
 > **Note**: Be aware that the examples on master branch are designed to work with latest codebase that might not be released yet.
 > So if you are looking for examples that are compatible with the version you use, just browse the files by the git tag, e.g. [`tree/v0.16.0` for `0.16.0` release](https://github.com/MichalLytek/type-graphql/tree/v0.16.0/examples).
 
+## Run an example server
+
+```bash
+# Replace "simple-usage" with the directory name of the example you want to run
+npm run example --example=simple-usage
+```
+
 ## Basics
 
 - [Simple usage of fields, basic types and resolvers](./simple-usage)

package.json

@@ -18,7 +18,8 @@
     "package": "echo TODO: bash script",
     "docs": "npm run --prefix website start",
     "generate:sponsorkit": "npx sponsorkit --width=320 --dir=./img --name=github-sponsors",
-    "postgenerate:sponsorkit": "npx shx cp ./img/github-sponsors.svg ./website/static/img/github-sponsors.svg"
+    "postgenerate:sponsorkit": "npx shx cp ./img/github-sponsors.svg ./website/static/img/github-sponsors.svg",
+    "example": "ts-node ./examples/${npm_config_example}/index.ts"
   },
   "peerDependencies": {
     "graphql": "^16.6.0",