feat(templates): add filebrowser container template

templates.json

@@ -650,6 +650,21 @@
     ],
     "volumes": ["/var/urbackup"]
   },
+  {
+    "type": "container",
+    "title": "File browser",
+    "description": "A web file manager",
+    "note": "Default credentials: admin/admin",
+    "categories": ["filesystem", "storage"],
+    "platform": "linux",
+    "logo": "https://portainer.io/images/logos/filebrowser.png",
+    "image": "hacdias/filemanager:latest",
+    "ports": [
+      "80/tcp"
+    ],
+    "volumes": ["/data", "/srv"],
+    "command": "--port 80 --database /data/database.db --scope /srv"
+  },
   {
     "type": "container",
     "title": "CommandBox",