Another attempt at setting up the database properly

Dockerfile

@@ -17,13 +17,8 @@ RUN apt-get update && DEBIAN_FRONTEND=noninteractive apt-get install -y --no-ins
 COPY /etc/ /etc/
 
 # Setting up MySQL --Will come back to later, as it's not necessary and not playing very well with automation
-RUN mysql -u root <<-EOF
-    UPDATE mysql.user SET authentication_string=PASSWORD('Password1234') WHERE User='root';
-    DELETE FROM mysql.user WHERE User='root' AND Host NOT IN ('localhost', '127.0.0.1', '::1');
-    DELETE FROM mysql.user WHERE User='';
-    DELETE FROM mysql.db WHERE Db='test' OR Db='test_%';
-    FLUSH PRIVILEGES;
-    EOF
+RUN mysql -u root < mysql_setup.sql
+
 # Copying in startup script
 COPY /entrypoint.sh /
 

mysql_setup.sql

@@ -0,0 +1,5 @@
+UPDATE mysql.user SET authentication_string=PASSWORD('Password1234') WHERE User='root';
+DELETE FROM mysql.user WHERE User='root' AND Host NOT IN ('localhost', '127.0.0.1', '::1');
+DELETE FROM mysql.user WHERE User='';
+DELETE FROM mysql.db WHERE Db='test' OR Db='test_%';
+FLUSH PRIVILEGES;