feat(new-scripts): add TREK, SoulSync, UpSnap, Anchor, Slink

- TREK: Self-hosted travel planner (Node.js 22, Express, SQLite)
- SoulSync: Music discovery & automation (Python 3.11, Flask)
- UpSnap: Wake-on-LAN web app (Go binary, PocketBase)
- Anchor: Offline-first note taking (NestJS, Next.js, PostgreSQL)
- Slink: Image sharing platform (PHP/Symfony, SvelteKit, Redis, Caddy)

json/soulsync.json

@@ -0,0 +1,44 @@
+{
+    "name": "SoulSync",
+    "slug": "soulsync",
+    "categories": [
+        13
+    ],
+    "date_created": "2026-04-02",
+    "type": "ct",
+    "updateable": true,
+    "privileged": false,
+    "interface_port": 8008,
+    "documentation": "https://github.com/Nezreka/SoulSync#readme",
+    "website": "https://github.com/Nezreka/SoulSync",
+    "logo": "https://cdn.jsdelivr.net/gh/selfhst/icons@main/webp/soulsync.webp",
+    "config_path": "/opt/soulsync/config",
+    "description": "SoulSync is an intelligent music discovery and automation platform. It monitors artists, generates playlists, downloads missing tracks from multiple sources, verifies audio fingerprints, enriches metadata, and syncs with your media server.",
+    "install_methods": [
+        {
+            "type": "default",
+            "script": "ct/soulsync.sh",
+            "resources": {
+                "cpu": 2,
+                "ram": 2048,
+                "hdd": 8,
+                "os": "Debian",
+                "version": "13"
+            }
+        }
+    ],
+    "default_credentials": {
+        "username": null,
+        "password": null
+    },
+    "notes": [
+        {
+            "text": "Requires a running slskd instance for Soulseek downloads. Configure in Settings → Downloads.",
+            "type": "warning"
+        },
+        {
+            "text": "Spotify API credentials are optional but recommended for discovery features. Configure at `http://IP:8008` → Settings.",
+            "type": "info"
+        }
+    ]
+}