feat: graphql client with fetches for initial pages

lib/graphql/Fragments/Blocks/List.graphql

@@ -0,0 +1,49 @@
+#import "../PageLinks.graphql"
+
+fragment ListItem on CurrentBlocksPageBlocksListBlockListItemsListItem {
+  list_item {
+    list_item_style
+    subtitle
+    title
+  }
+}
+
+fragment ListItemExternalLink on CurrentBlocksPageBlocksListBlockListItemsListItemExternalLink {
+  list_item_external_link {
+    link {
+      href
+      title
+    }
+    list_item_style
+    subtitle
+  }
+}
+
+fragment ListItemInternalLink  on CurrentBlocksPageBlocksListBlockListItemsListItemInternalLink {
+  list_item_internal_link {
+    link_text
+    list_item_style
+    subtitle
+    pageConnection {
+      totalCount
+      edges {
+        node {
+          ...CurrentBlocksPageLink
+          ...TempPageLink
+        }
+      }
+    }
+  }
+}
+
+fragment ListBlock on CurrentBlocksPageBlocksList {
+  list {
+    list_items {
+        __typename
+      ...ListItem
+      ...ListItemExternalLink
+      ...ListItemInternalLink
+    }
+    title
+  }
+}