Environment vars fix, execute permissions fix

Dockerfile

@@ -27,7 +27,7 @@ RUN pip install -r requirements.txt
 ADD . /webodm/
 
 # Setup cron
-RUN ln -s /webodm/nginx/crontab /etc/cron.d/nginx-cron && chmod 0644 /webodm/nginx/crontab && service cron start
+RUN ln -s /webodm/nginx/crontab /etc/cron.d/nginx-cron && chmod 0644 /webodm/nginx/crontab && service cron start && chmod +x /webodm/nginx/letsencrypt-autogen.sh
 
 RUN git submodule update --init
 

docker-compose.yml

@@ -25,6 +25,6 @@ services:
     depends_on:
       - db
     environment:
-      - PORT
-      - HOST
+      - WO_PORT
+      - WO_HOST
     restart: on-failure:10

webodm.sh

@@ -49,7 +49,7 @@ case $key in
     shift # past value
     ;;
     --ssl)
-    WO_SSL=YES
+    export WO_SSL=YES
     shift # past argument
     ;;
 	--ssl-key)