Add Dawarich container install and metadata scripts

Introduces scripts for installing and updating Dawarich in a containerized environment, including systemd service setup and Nginx configuration. Adds a JSON metadata file for frontend integration and application details.

frontend/public/json/dawarich.json

@@ -0,0 +1,40 @@
+{
+    "name": "Dawarich",
+    "slug": "dawarich",
+    "categories": [
+        9
+    ],
+    "date_created": "2026-01-16",
+    "type": "ct",
+    "updateable": true,
+    "privileged": false,
+    "interface_port": 3000,
+    "documentation": "https://dawarich.app/docs",
+    "website": "https://dawarich.app/",
+    "logo": "https://cdn.jsdelivr.net/gh/selfhst/icons@main/webp/dawarich.webp",
+    "config_path": "/opt/dawarich/.env",
+    "description": "Dawarich is a self-hosted alternative to Google Timeline (Google Maps Location History). It allows you to import your location history from Google Maps Timeline and Owntracks, view it on a map, and analyze your location data with statistics and visualizations.",
+    "install_methods": [
+        {
+            "type": "default",
+            "script": "ct/dawarich.sh",
+            "resources": {
+                "cpu": 4,
+                "ram": 4096,
+                "hdd": 15,
+                "os": "Debian",
+                "version": "13"
+            }
+        }
+    ],
+    "default_credentials": {
+        "username": "demo@dawarich.app",
+        "password": "password"
+    },
+    "notes": [
+        {
+            "text": "Default credentials: demo@dawarich.app / password - Change after first login!",
+            "type": "warning"
+        }
+    ]
+}