Fix API key cleanup on user deactivation and build archive race condition

Delete all API keys created by a user when their account is disabled,
deleted, or soft-deleted. Store build archives before enqueuing to Redis
so workers never dequeue a build with missing files.

db/queries/api_keys.sql

@@ -25,3 +25,6 @@ UPDATE team_api_keys SET last_used = NOW() WHERE id = $1;
 
 -- name: DeleteAPIKeysByTeam :exec
 DELETE FROM team_api_keys WHERE team_id = $1;
+
+-- name: DeleteAPIKeysByCreator :exec
+DELETE FROM team_api_keys WHERE created_by = $1;