[MOD] Change branch for building sysPass images

[MOD] Updated docker-compose files to set 2.1 tag

docker-compose.yml

@@ -2,16 +2,16 @@ version: '2'
 services:
   app:
     container_name: syspass-app
-    image: nuxsmin/docker-syspass:latest
+    image: nuxsmin/docker-syspass:2.1
     restart: always
     ports:
       - "80:80"
       - "443:443"
     links:
       - db
     volumes:
-      - /var/www/html/sysPass/config
-      - /var/www/html/sysPass/backup
+      - syspass-config:/var/www/html/sysPass/config
+      - syspass-backup:/var/www/html/sysPass/backup
   db:
     container_name: syspass-db
     restart: always
@@ -22,4 +22,9 @@ services:
       - DB_REMOTE_HOST=syspass-app.syspass_default
       - DB_REMOTE_ROOT_PASS=syspass
     volumes:
-      - /var/lib/mysql
+      - syspass-db:/var/lib/mysql
+
+volumes:
+  syspass-config: {}
+  syspass-backup: {}
+  syspass-db: {}

sysPass-dev-php7/Dockerfile

@@ -22,7 +22,7 @@ ENV APACHE_RUN_USER="www-data" \
 	APACHE_LOG_DIR="/var/log/apache2" \
 	APACHE_LOCK_DIR="/var/lock/apache2" \
 	APACHE_PID_FILE="/var/run/apache2.pid" \
-	SYSPASS_BRANCH="devel" \
+	SYSPASS_BRANCH="2.1" \
 	SYSPASS_UID=9001
 
 WORKDIR /var/www/html

sysPass-dev/Dockerfile

@@ -20,7 +20,7 @@ ENV APACHE_RUN_USER="www-data" \
 		APACHE_LOG_DIR="/var/log/apache2" \
 		APACHE_LOCK_DIR="/var/lock/apache2" \
 		APACHE_PID_FILE="/var/run/apache2.pid" \
-		SYSPASS_BRANCH="devel" \
+		SYSPASS_BRANCH="2.1" \
 		SYSPASS_UID=9001
 
 WORKDIR /var/www/html

sysPass/Dockerfile

@@ -18,7 +18,7 @@ ENV APACHE_RUN_USER="www-data" \
 		APACHE_LOG_DIR="/var/log/apache2" \
 		APACHE_LOCK_DIR="/var/lock/apache2" \
 		APACHE_PID_FILE="/var/run/apache2.pid" \
-		SYSPASS_BRANCH="master" \
+		SYSPASS_BRANCH="2.1" \
 		SYSPASS_UID=9001
 
 WORKDIR /var/www/html