scrobbler: record how long a song was played

Add a column `playtime` to the records table to keep track of how long a
song was played.

With this information, in the future, we will be able to sum up how long
we listen to music, but also which songs were skipped.

1 files changed, 1 insertions, 0 deletions

diff --git a/internal/scrobbler/db.go b/internal/scrobbler/db.go
index a788b4c..5f80aa4 100644
--- a/internal/scrobbler/db.go
+++ b/internal/scrobbler/db.go
@@ -24,6 +24,7 @@ func initdb(dbpath string) error {
 				artist text,
                 album text,
                 duration int,
+                playtime int,
                 time timestamp
 			);`