change name UID variable, to U_ID, some system can't write UID variable in the host enviroment

Author: el Pablo

.env.sample

@@ -8,9 +8,9 @@ MAGE_DOMAIN=painlessmagento.test
 
 # use the uid of the host owner of /src directory
 # using bash or bash for windows you can get this values with this lines
-#   echo $UID
+#   echo $U_ID
 #   echo $USERNAME
-UID=33
+U_ID=33
 WEB_USER=www-data
 
 # first 3 parts of local ip network you like to use

README.md

@@ -157,7 +157,7 @@ You can customize them in the `.env` file before run the instalation
 | ---------------------- | -------------------------- | ---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- |
 | MAGE_DOMAIN            | painlessmagento.test       |                                                                                                                                                                                                                                          |
 | ROOT_PROJECT           | _Commented_                | DOCKER-TOOLS USERS ONLY <br>patch for use volumes, outsite c:/Users in windows,<br> 1) add the project's directory to the shared directories in your VM. <br>2) uncomment ROOT_PROJECT line and write the address you add inside the VM. |
-| UID                    | 33                         | Use the uid of the host owner of /src directory <br> Using bash or bash for windows you can get this using <br> `echo $UID`                                                                                                              |
+| U_ID                    | 33                         | Use the uid of the host owner of /src directory <br> Using bash or bash for windows you can get this using <br> `echo $UID`                                                                                                              |
 | WEB_USER               | www-data                   | Using bash or bash for windows you can get this using <br> `echo $USERNAME`                                                                                                                                                              |
 | NETWORK_BASE           | 169.254.81                 | first 3 parts of local ip network you like to use                                                                                                                                                                                        |
 | PHPMYADMIN_PORT        | 8080                       | You can access `phpmyadmin` using http://MAGE_DOMAIN:PHPMYADMIN_PORT <br>_TODO: add phpadmin to nginx adding a subdomain and add SSL certification_                                                                                      |

bin/console.sh

@@ -35,7 +35,7 @@ fi
 # execute the file that sets the environment variables
 . $ENVIRONMENTVARIABLESFILE
 
-if [ -z "$ROOT_PROJECT"]; then
+if [ -z "$ROOT_PROJECT" ]; then
   ROOT_PROJECT=$(pwd)
   exit 1
 fi

config/nginx/Dockerfile

@@ -1,10 +1,10 @@
 FROM nginx:alpine
 
-ARG UID=33
+ARG U_ID=33
 ARG WEB_USER=www-data
 
-RUN addgroup -g $UID ${WEB_USER} \
-  && adduser -u $UID -D -G ${WEB_USER} ${WEB_USER} \
+RUN addgroup -g $U_ID ${WEB_USER} \
+  && adduser -u $U_ID -D -G ${WEB_USER} ${WEB_USER} \
   && mkdir -p /sock \
   && touch /sock/docker.sock \
   && chown -R ${WEB_USER}:${WEB_USER} /sock

config/php/Dockerfile

@@ -1,6 +1,6 @@
 FROM php:7.2-fpm-alpine
 
-ARG UID=82
+ARG U_ID=33
 ARG WEB_USER=www-data
 ARG ENVIROMENT=production
 ARG MAGE_DOMAIN=magedocker.test
@@ -39,8 +39,8 @@ RUN mkdir /etc/ssmtp \
   && chown root:root /usr/local/etc/php-fpm.d/zz-docker.conf \
   /usr/local/etc/php/php.ini \
   /etc/ssmtp/ssmtp.conf \
-  && addgroup -g $UID -S ${WEB_USER} \
-  && adduser -u $UID -h /home/${WEB_USER} -S -D -G ${WEB_USER} ${WEB_USER} \
+  && addgroup -g $U_ID -S ${WEB_USER} \
+  && adduser -u $U_ID -h /home/${WEB_USER} -S -D -G ${WEB_USER} ${WEB_USER} \
   && mkdir -p /home/${WEB_USER}/html \
   #configure nginx - fpm socket and log
   && mkdir -p /sock \