fix🐛: give sqlite connections a busy timeout, WAL and immediate transactions

A file-backed sqlite database ran in rollback-journal mode with no busy
timeout, so concurrent requests failed with "database is locked" instead of
waiting for each other. Add the defaults to the sqlite3 connection string
unless the configured source already sets them.

common/database/initialize.go

@@ -41,6 +41,7 @@ func setupSimpleDatabase(host string, c *toolsConfig.Database) {
 	if err != nil {
 		log.Fatal(pkg.Red(err.Error()))
 	}
+	open = withSqliteDefaults(c.Driver, open)
 
 	resolverConfig := toolsDB.NewConfigure(c.Source, c.MaxIdleConns, c.MaxOpenConns, c.ConnMaxIdleTime, c.ConnMaxLifeTime, registers)
 	db, err := resolverConfig.Init(&gorm.Config{