Use RSSParser image for favicons

capy/src/main/java/com/jocmp/capy/accounts/LocalAccountDelegate.kt

@@ -172,8 +172,8 @@ class LocalAccountDelegate(
             subscription_id = feedURL,
             title = feed.name,
             feed_url = feedURL,
-            site_url = feed.siteURL.toString(),
-            favicon_url = null
+            site_url = feed.siteURL?.toString(),
+            favicon_url = feed.faviconURL?.toString()
         )
     }
 }

capy/src/test/java/com/jocmp/capy/accounts/LocalAccountDelegateTest.kt

@@ -206,7 +206,8 @@ class LocalAccountDelegateTest {
     private data class TestFeed(
         override val name: String,
         override val feedURL: URL,
-        override val siteURL: URL? = null
+        override val siteURL: URL? = null,
+        override val faviconURL: URL? = null
     ) : Feed {
         override fun isValid() = true
     }

feedfinder/src/main/java/com/jocmp/feedfinder/parser/Feed.kt

@@ -10,4 +10,6 @@ interface Feed {
     val feedURL: URL
 
     val siteURL: URL?
+
+    val faviconURL: URL?
 }

feedfinder/src/main/java/com/jocmp/feedfinder/parser/XMLFeed.kt

@@ -21,6 +21,8 @@ internal class XMLFeed(
         get() = channel?.link?.let {
             URL(it)
         }
+    override val faviconURL: URL?
+        get() = channel?.image?.url?.let { URL(it) }
 
     private fun hasEntries(): Boolean {
         return channel != null &&