SeaweedFS (#12220)

* Add seaweedfs (ct)

* Update seaweedfs.sh

* Add var_fuse variable with default value 'yes'

* Formatting

* Update seaweedfs-install.sh

---------

Co-authored-by: push-app-to-main[bot] <203845782+push-app-to-main[bot]@users.noreply.github.com>
Co-authored-by: CanbiZ (MickLesk) <47820557+MickLesk@users.noreply.github.com>
Co-authored-by: tremor021 <arezina.slavisa@gmail.com>
Co-authored-by: Tobias <96661824+CrazyWolf13@users.noreply.github.com>

frontend/public/json/seaweedfs.json

@@ -0,0 +1,48 @@
+{
+  "name": "SeaweedFS",
+  "slug": "seaweedfs",
+  "categories": [
+    11
+  ],
+  "date_created": "2026-02-22",
+  "type": "ct",
+  "updateable": true,
+  "privileged": false,
+  "interface_port": 9333,
+  "documentation": "https://github.com/seaweedfs/seaweedfs/wiki",
+  "website": "https://seaweedfs.com/",
+  "logo": "https://cdn.jsdelivr.net/gh/selfhst/icons@main/webp/seaweedfs.webp",
+  "config_path": "",
+  "description": "SeaweedFS is a fast distributed storage system for blobs, objects, files, and data lakes, with O(1) disk seek, S3 API, FUSE mount, WebDAV, and cloud tiering support.",
+  "install_methods": [
+    {
+      "type": "default",
+      "script": "ct/seaweedfs.sh",
+      "resources": {
+        "cpu": 2,
+        "ram": 2048,
+        "hdd": 16,
+        "os": "Debian",
+        "version": "13"
+      }
+    }
+  ],
+  "default_credentials": {
+    "username": null,
+    "password": null
+  },
+  "notes": [
+    {
+      "text": "Master UI available at port 9333, Filer UI at port 8888, S3 API at port 8333.",
+      "type": "info"
+    },
+    {
+      "text": "Data is stored in /opt/seaweedfs-data.",
+      "type": "info"
+    },
+    {
+      "text": "FUSE mounting requires fuse3 (pre-installed).",
+      "type": "info"
+    }
+  ]
+}