Update README [skip ci]

README.md

@@ -41,6 +41,7 @@ Check our demo instance : **95.179.210.152** / username: **user@runtipi.com** /
 - [Photoprism](https://github.com/photoprism/photoprism) - AI-Powered Photos App for the Decentralized Web. We are on a mission to protect your freedom and privacy.
 - [Pihole](https://github.com/pi-hole/pi-hole) - A black hole for Internet advertisements
 - [Plex](https://github.com/plexinc/pms-docker) - Stream Movies & TV Shows
+- [Portainer](https://github.com/portainer/portainer) - Making Docker and Kubernetes management easy.
 - [Prowlarr](https://github.com/Prowlarr/Prowlarr/) - A torrent/usenet indexer manager/proxy
 - [Radarr](https://github.com/Radarr/Radarr) - Movie collection manager for Usenet and BitTorrent users
 - [Resilio Sync](https://github.com/bt-sync) - Fast, reliable, and simple file sync and share solution

apps/portainer/config.json

@@ -5,7 +5,7 @@
   "id": "portainer",
   "categories": ["utilities"],
   "description": "",
-  "short_desc": "Making Docker and Kubernetes management easy. ",
+  "short_desc": "Making Docker and Kubernetes management easy.",
   "author": "portainer.io",
   "source": "https://github.com/portainer/portainer",
   "image": "/logos/apps/portainer.jpg",

apps/portainer/docker-compose.yml

@@ -7,8 +7,6 @@ services:
     restart: unless-stopped
     ports:
       - "${APP_PORT}:9443"
-    environment:
-      PHOTOPRISM_ADMIN_PASSWORD: ${PHOTOPRISM_ADMIN_PASSWORD}
     volumes:
       - /var/run/docker.sock:/var/run/docker.sock
       - "${APP_DATA_DIR}/data:/data"