Use Google API for fetching fav icon of the source

This is a temporary fix and a more robust approach will be pushed later

core/data/src/commonMain/sqldelight/migrations/19.sqm

@@ -0,0 +1,55 @@
+import kotlin.Boolean;
+import kotlinx.datetime.Instant;
+
+ALTER TABLE feed RENAME TO feed_old;
+
+DROP INDEX feed_link_index;
+DROP INDEX feed_pinned_at;
+DROP INDEX feed_pinned_position;
+
+CREATE TABLE IF NOT EXISTS feed(
+  id TEXT NOT NULL PRIMARY KEY,
+  name TEXT NOT NULL,
+  icon TEXT NOT NULL,
+  description TEXT NOT NULL,
+  link TEXT NOT NULL,
+  homepageLink TEXT NOT NULL,
+  createdAt INTEGER AS Instant NOT NULL,
+  pinnedAt INTEGER AS Instant,
+  lastCleanUpAt INTEGER AS Instant,
+  alwaysFetchSourceArticle INTEGER AS Boolean NOT NULL DEFAULT 0,
+  pinnedPosition REAL NOT NULL DEFAULT 0.0
+);
+
+CREATE INDEX feed_link_index ON feed(link);
+CREATE INDEX feed_pinned_at ON feed(pinnedAt);
+CREATE INDEX feed_pinned_position ON feed(pinnedPosition);
+
+INSERT INTO feed(
+  id,
+  name,
+  icon,
+  description,
+  link,
+  homepageLink,
+  createdAt,
+  pinnedAt,
+  lastCleanUpAt,
+  alwaysFetchSourceArticle,
+  pinnedPosition
+)
+SELECT
+  id,
+  name,
+  'https://www.google.com/s2/favicons?domain=' || homepageLink || '&sz=180' AS icon,
+  description,
+  link,
+  homepageLink,
+  createdAt,
+  pinnedAt,
+  lastCleanUpAt,
+  alwaysFetchSourceArticle,
+  pinnedPosition
+FROM feed_old;
+
+DROP TABLE feed_old;