Update README.md

README.md

@@ -35,16 +35,30 @@
 $ npm install
 ```
 
-## Start
+## Running the app
 
-```
+```bash
+# development
 $ npm run start
+
+# watch mode
+$ npm run start:dev
+
+# production mode
+npm run start:prod
 ```
 
 ## Test
 
-```
+```bash
+# unit tests
 $ npm run test
+
+# e2e tests
+$ npm run test:e2e
+
+# test coverage
+$ npm run test:cov
 ```
 
 ## Support