Update .env.example

.env.example

@@ -1 +1,39 @@
-TZ=America/New_York
+# Timezone
+TZ=America/New_York
+
+# Source directories
+SOURCE_STACKS_DIR=/opt
+SOURCE_HOME_DIR=/~
+
+# Backup location directory
+BACKUP_DIR=/mnt/restic-usb
+
+# Server Details
+SERVER_NAME=
+SERVER_IP=
+
+# Service Details
+DOCKER_IMAGE=
+CONTAINER_NAME=
+SERVICE_NAME=
+INTERNAL_PORT=
+EXTERNAL_PORT=
+LOCAL_URL=http://${SERVER_IP}.${EXTERNAL_PORT}
+
+# Services that exist on multiple servers should include ${SERVER_NAME}
+# Services that exist on a single server can omit ${SERVER_NAME}
+PROXY_URL=${SERVICE_NAME}.${SERVER_NAME}.${SUBDOMAIN}.duckdns.org
+
+CATEGORY_LABEL=
+DESCRIPTION_LABEL=
+HOST_LABEL='traefik.http.routers.${SERVICE_NAME}.rule=Host(`${PROXY_URL}`)'
+LOADBALANCER_LABEL='traefik.http.services.${SERVICE_NAME}.loadbalancer.server.port=${INTERNAL_PORT}'
+
+# Enable Traefik label
+TRAEFIK_ENABLE_LABEL='traefik.enable=true'
+
+# Enable Authelia label
+AUTHELIA_LABEL='traefik.http.routers.${SERVICE_NAME}.middlewares=authelia@docker'
+
+# Enable Watchtower label
+WATCHTOWER_ENABLE_LABEL='com.centurylinklabs.watchtower.enable=true'