Use equals sign (=) instead of space as ENV variable separator (#753)

* Use equals sign instead of space as ENV variable separator

* Use equals sign instead of space as ENV variable separator

Author: jpkleemans

runtimes/8.0/Dockerfile

@@ -8,7 +8,7 @@ ARG POSTGRES_VERSION=17
 
 WORKDIR /var/www/html
 
-ENV DEBIAN_FRONTEND noninteractive
+ENV DEBIAN_FRONTEND=noninteractive
 ENV TZ=UTC
 ENV SUPERVISOR_PHP_COMMAND="/usr/bin/php -d variables_order=EGPCS /var/www/html/artisan serve --host=0.0.0.0 --port=80"
 ENV SUPERVISOR_PHP_USER="sail"

runtimes/8.1/Dockerfile

@@ -8,7 +8,7 @@ ARG POSTGRES_VERSION=17
 
 WORKDIR /var/www/html
 
-ENV DEBIAN_FRONTEND noninteractive
+ENV DEBIAN_FRONTEND=noninteractive
 ENV TZ=UTC
 ENV SUPERVISOR_PHP_COMMAND="/usr/bin/php -d variables_order=EGPCS /var/www/html/artisan serve --host=0.0.0.0 --port=80"
 ENV SUPERVISOR_PHP_USER="sail"

runtimes/8.2/Dockerfile

@@ -8,7 +8,7 @@ ARG POSTGRES_VERSION=17
 
 WORKDIR /var/www/html
 
-ENV DEBIAN_FRONTEND noninteractive
+ENV DEBIAN_FRONTEND=noninteractive
 ENV TZ=UTC
 ENV SUPERVISOR_PHP_COMMAND="/usr/bin/php -d variables_order=EGPCS /var/www/html/artisan serve --host=0.0.0.0 --port=80"
 ENV SUPERVISOR_PHP_USER="sail"

runtimes/8.3/Dockerfile

@@ -9,7 +9,7 @@ ARG POSTGRES_VERSION=17
 
 WORKDIR /var/www/html
 
-ENV DEBIAN_FRONTEND noninteractive
+ENV DEBIAN_FRONTEND=noninteractive
 ENV TZ=UTC
 ENV SUPERVISOR_PHP_COMMAND="/usr/bin/php -d variables_order=EGPCS /var/www/html/artisan serve --host=0.0.0.0 --port=80"
 ENV SUPERVISOR_PHP_USER="sail"

runtimes/8.4/Dockerfile

@@ -9,7 +9,7 @@ ARG POSTGRES_VERSION=17
 
 WORKDIR /var/www/html
 
-ENV DEBIAN_FRONTEND noninteractive
+ENV DEBIAN_FRONTEND=noninteractive
 ENV TZ=UTC
 ENV SUPERVISOR_PHP_COMMAND="/usr/bin/php -d variables_order=EGPCS /var/www/html/artisan serve --host=0.0.0.0 --port=80"
 ENV SUPERVISOR_PHP_USER="sail"