🐛 Properly handle fdata features on file-gc task

It also adds a schema validation process after cleaning. If file
does not validates it will be skiped.

backend/src/app/binfile/common.clj

@@ -141,8 +141,6 @@
                                 " WHERE flr.file_id = ANY(?) AND l.deleted_at IS NULL")]
                    (db/exec! conn [sql ids])))))
 
-
-;; NOTE: Will be used in future, commented for satisfy linter
 (def ^:private sql:get-libraries
   "WITH RECURSIVE libs AS (
      SELECT fl.id
@@ -409,7 +407,6 @@
                           (update :colors relink-colors)
                           (d/without-nils))))))
 
-
 (defn- upsert-file!
   [conn file]
   (let [sql (str "INSERT INTO file (id, project_id, name, revn, is_shared, data, created_at, modified_at) "