chore: docker setups

config/.env.example

-DB_HOST=
-DB_USER=
-DB_PASSWORD=
-DB_NAME=
-
-# FOR DOCKER
-# DB_HOST=db
-# DB_USER=php_docker
-# DB_PASSWORD=password
-# DB_NAME=php_docker
-# SOAP_KEY=shortT_Key
-# WSDL=http://soap-service:8080/ws/
\ No newline at end of file
+DB_HOST=web-db
+DB_USER=scholee
+DB_PASSWORD=password
+DB_NAME=scholee
+SOAP_KEY=shortT_Key
+WSDL=http://soap-service:8080/ws/
\ No newline at end of file

docker-compose.yml

 version: '3.3'
 services:
-  db: 
-    image: mysql:latest
+  web-db: 
+    image: mysql:8.0
     environment:
       - MYSQL_DATABASE=scholee
       - MYSQL_USER=scholee
-      - MYSQL_PASSWORD=password # this should live in a env var
-      - MYSQL_ALLOW_EMPTY_PASSWORD=1 # equivalent to True
+      - MYSQL_PASSWORD=password
+      - MYSQL_ALLOW_EMPTY_PASSWORD=1
     volumes:
-      - "./db:/docker-entrypoint-initdb.d" # this is how we persist a sql db even when container stops
-  php-apache:
+      - "./db:/docker-entrypoint-initdb.d"
+  web-service:
     build:
       context: .
       dockerfile: Dockerfile
     image: php:8.0-apache
     volumes:
-      - ".:/var/www/html" # sync the current dir on local machine to the dir of container
+      - ".:/var/www/html"
     ports:
-      - 3000:80 # for future http traffic
-      - 443:443 # for future ssl traffic
-  phpmyadmin:
-    image: phpmyadmin/phpmyadmin
-    ports:
-      - 8001:80
-    environment:
-      - PMA_HOST=db
-      - PMA_PORT=3306
\ No newline at end of file
+      - 3000:80
+    depends_on:
+      - web-db