build(docker): simplify containerized dev setup (#2516)

Refs #2514

Author: char0n

README.md

@@ -137,11 +137,10 @@ inside the `apidom-dev` docker container.
 ```sh
  $ git clone https://github.com/swagger-api/apidom.git
  $ cd apidom
- $ docker build -t apidom:dev .
  $ docker-compose up
 ```
 
-**Install dependencies and and build ApiDOM inside the docker container:**
+**Install dependencies and build ApiDOM inside the docker container:**
 
 ```sh
 $ docker exec -it apidom-dev npm i --verbose

docker-compose.yml

@@ -1,6 +1,7 @@
 version: '3'
 services:
   apidom:
+    build: .
     container_name: apidom-dev
     image: apidom:dev
     volumes: