Fix Features panel

A destructive change of the API breaks the Features panel.

See also pleroma!329 (merged) and #160 (closed).

src/main.js

@@ -217,9 +217,11 @@ window.fetch('/nodeinfo/2.0.json')
   .then((res) => res.json())
   .then((data) => {
     const metadata = data.metadata
-    store.dispatch('setInstanceOption', { name: 'mediaProxyAvailable', value: data.metadata.mediaProxy })
-    store.dispatch('setInstanceOption', { name: 'chatAvailable', value: data.metadata.chat })
-    store.dispatch('setInstanceOption', { name: 'gopherAvailable', value: data.metadata.gopher })
+
+    const features = metadata.features
+    store.dispatch('setInstanceOption', { name: 'mediaProxyAvailable', value: features.includes('media_proxy') })
+    store.dispatch('setInstanceOption', { name: 'chatAvailable', value: features.includes('chat') })
+    store.dispatch('setInstanceOption', { name: 'gopherAvailable', value: features.includes('gopher') })
 
     const suggestions = metadata.suggestions
     store.dispatch('setInstanceOption', { name: 'suggestionsEnabled', value: suggestions.enabled })