feat(build watch)

- watch for file changes, rebuild docs
- update README.md to show new workflow

README.md

@@ -27,9 +27,9 @@
 
 ## Description
 
-This project is built on top of [Angular CLI](https://github.com/angular/angular-cli). Repository contains [docs.nestjs.com](https://docs.nestjs.com) source code, the official Nest documentation.
+This project is built on top of the [Angular CLI](https://github.com/angular/angular-cli). It uses the [Dgeni documentation generator](https://github.com/angular/dgeni) to compile source documentation in markdown format into the published format. The Repository contains [docs.nestjs.com](https://docs.nestjs.com) source code, the official Nest documentation.
 
-## Developing
+## Installing
 
 Install project dependencies and start a local server with the following terminal commands:
 
@@ -40,11 +40,15 @@ $ npm run start
 
 Navigate to [`http://localhost:4200/`](http://localhost:4200/).
 
-All pages are written in [markdown](https://github.com/adam-p/markdown-here/wiki/Markdown-Cheatsheet) and located in the `content` directory. Run `npm run markdown:watch` to compile them to HTML files on file change.
+All pages are written in [markdown](https://github.com/adam-p/markdown-here/wiki/Markdown-Cheatsheet) and located in the `content` directory.
 
 ## Build
 
-Run `npm run build` to build the project. The build artifacts will be stored in the `dist/` directory. Use `npm run build:prod` for a production build.
+Run `npm run build` to build the project. The build artifacts will be stored in the `dist/` directory.
+
+To run build in _watch mode_, run `npm run build:watch`. Any content changes will be recompiled and rebuilt, and the content served at [`http://localhost:4200/`](http://localhost:4200/).
+
+Use `npm run build:prod` for a production build.
 
 ## Support
 
@@ -58,4 +62,4 @@ Nest is an MIT-licensed open source project. It can grow thanks to the sponsors
 
 ## License
 
-  Nest is [MIT licensed](LICENSE).
+Nest is [MIT licensed](LICENSE).

nodemon.json

@@ -0,0 +1,5 @@
+{
+  "watch": ["content"],
+  "ext": "md",
+  "exec": "npm run docs"
+}

package.json

@@ -6,8 +6,10 @@
     "ng": "ng",
     "prestart": "npm run docs",
     "start": "ng serve --source-map=false",
+    "start:watch": "ng serve --source-map=false --watch",
     "prebuild": "npm run docs",
     "build": "ng build --deleteOutputPath=false",
+    "build:watch": "concurrently \"nodemon --config nodemon.json\" \"npm run start:watch\"",
     "prebuild:prod": "npm run docs",
     "build:prod": "ng build --prod --aot --deleteOutputPath=false",
     "test": "ng test",
@@ -46,6 +48,7 @@
     "ng2-progressbar": "1.3.0",
     "ngx-markdown": "8.1.0",
     "ngx-perfect-scrollbar": "8.0.0",
+    "nodemon": "^1.19.1",
     "prismjs": "1.17.1",
     "rxjs": "6.5.2",
     "rxjs-compat": "6.5.2",