Replace HOSTNAME environment variable with SMTP_DOMAIN (fixes https://github.com/friendica/docker/issues/79 )

.examples/README.md

@@ -55,7 +55,6 @@ Therefore you have to use adjust the `labels:` inside the `docker-compose.yml` t
 To use this example complete the following steps:
 
 1. open `docker-compose.yml`
-   1. insert your friendica domain behind `hostname:`
    2. insert your friendica domain at `traefik.friendica.rule=Host:friendica.local`
 2. choose a password for the database user in `db.env` behind `MYSQL_PASSWORD=`
 3. open `proxy/traefik.toml`

.examples/docker-compose/insecure/mariadb-cron-redis/apache/docker-compose.yml

@@ -31,7 +31,6 @@ services:
       - db.env
     depends_on:
       - db
-    hostname: friendica.local
     ports:
       - "80:80"
 
@@ -45,7 +44,6 @@ services:
       - db
     env_file:
       - db.env
-    hostname: friendica.local
 
 volumes:
   db:

.examples/docker-compose/insecure/mariadb-cron-redis/fpm-alpine/docker-compose.yml

@@ -31,7 +31,6 @@ services:
       - db.env
     depends_on:
       - db
-    hostname: friendica.local
 
   cron:
     build: ./app
@@ -42,7 +41,6 @@ services:
     depends_on:
       - db
       - app
-    hostname: friendica.local
 
   web:
     image: nginx

.examples/docker-compose/insecure/mariadb-cron-redis/fpm/docker-compose.yml

@@ -31,7 +31,6 @@ services:
       - db.env
     depends_on:
       - db
-    hostname: friendica.local
 
   cron:
     build: ./app
@@ -42,7 +41,6 @@ services:
     depends_on:
       - db
       - app
-    hostname: friendica.local
 
   web:
     image: nginx

.examples/docker-compose/with-traefik-proxy/mariadb-cron-smtp/apache/docker-compose.yml

@@ -27,7 +27,6 @@ services:
       - db.env
     depends_on:
       - db
-    hostname: friendica.local
     labels:
       - "traefik.backend=friendica"
       - "traefik.frontend.entryPoints=https"
@@ -53,7 +52,6 @@ services:
       - db.env
     depends_on:
       - db
-    hostname: friendica.local
 
   proxy:
     build: ./proxy

.examples/docker-compose/with-traefik-proxy/mariadb-cron-smtp/fpm-alpine/docker-compose.yml

@@ -27,7 +27,6 @@ services:
       - db.env
     depends_on:
       - db
-    hostname: friendica.local
 
   cron:
     build: ./app
@@ -40,7 +39,6 @@ services:
     depends_on:
       - db
       - app
-    hostname: friendica.local
 
   web:
     image: nginx

.examples/docker-compose/with-traefik-proxy/mariadb-cron-smtp/fpm/docker-compose.yml

@@ -27,7 +27,6 @@ services:
       - db.env
     depends_on:
       - db
-    hostname: friendica.local
 
   cron:
     build: ./app
@@ -40,7 +39,6 @@ services:
     depends_on:
       - db
       - app
-    hostname: friendica.local
 
   web:
     image: nginx