Started a repository of the uploads

sql/queries/pending_uploads.sql

@@ -11,4 +11,7 @@ INSERT INTO pending_uploads (
     mime_type,
     upload_started_at
 ) VALUES (?, ?, ?, ?, ?, ?, ?)
-RETURNING id;
+RETURNING id;
+
+-- name: DeletePendingUpload :exec
+DELETE FROM pending_uploads WHERE guid = ?;

sql/schema/02_upload.up.sql

@@ -4,6 +4,7 @@ CREATE TABLE uploads (
     guid       TEXT NOT NULL,
     mime_type  TEXT NOT NULL,
     filename   TEXT NOT NULL,
+    file_size  INT NOT NULL,
     alt        TEXT NOT NULL,
     created_at INT  NOT NULL,