Fix cfddns environment format to array

Co-Authored-By: Claude Opus 4.5 <noreply@anthropic.com>

apps/cfddns/docker-compose.json

@@ -6,13 +6,28 @@
       "name": "cfddns",
       "image": "favonia/cloudflare-ddns:1.17.0",
       "isMain": true,
-      "environment": {
-        "CLOUDFLARE_API_TOKEN": "${CLOUDFLARE_API_TOKEN}",
-        "DOMAINS": "${DOMAINS}",
-        "PROXIED": "${PROXIED:-false}",
-        "UPDATE_CRON": "${UPDATE_CRON:-@every 5m}",
-        "TZ": "${TZ:-UTC}"
-      }
+      "environment": [
+        {
+          "key": "CLOUDFLARE_API_TOKEN",
+          "value": "${CLOUDFLARE_API_TOKEN}"
+        },
+        {
+          "key": "DOMAINS",
+          "value": "${DOMAINS}"
+        },
+        {
+          "key": "PROXIED",
+          "value": "${PROXIED:-false}"
+        },
+        {
+          "key": "UPDATE_CRON",
+          "value": "${UPDATE_CRON:-@every 5m}"
+        },
+        {
+          "key": "TZ",
+          "value": "${TZ:-UTC}"
+        }
+      ]
     }
   ]
 }