refactor: compile on V 0.3.2

src/cron/daemon/daemon.v

@@ -53,7 +53,7 @@ mut:
 
 // init_daemon initializes a new Daemon object. It renews the targets &
 // populates the build queue for the first time.
-pub fn init_daemon(logger log.Log, address string, api_key string, base_image string, global_schedule CronExpression, max_concurrent_builds int, api_update_frequency int, image_rebuild_frequency int) ?Daemon {
+pub fn init_daemon(logger log.Log, address string, api_key string, base_image string, global_schedule CronExpression, max_concurrent_builds int, api_update_frequency int, image_rebuild_frequency int) !Daemon {
 	mut d := Daemon{
 		client: client.new(address, api_key)
 		base_image: base_image
@@ -207,7 +207,7 @@ fn (mut d Daemon) renew_queue() {
 
 	// For some reason, using
 	// ```v
-	// for d.queue.len() > 0 && d.queue.peek() ?.timestamp < now {
+	// for d.queue.len() > 0 && d.queue.peek() !.timestamp < now {
 	//```
 	// here causes the function to prematurely just exit, without any errors or anything, very weird
 	// https://github.com/vlang/v/issues/14042

src/cron/daemon/log.v

@@ -3,33 +3,33 @@ module daemon
 import log
 
 // log reate a log message with the given level
-pub fn (mut d Daemon) log(msg &string, level log.Level) {
+pub fn (mut d Daemon) log(msg string, level log.Level) {
 	lock d.logger {
 		d.logger.send_output(msg, level)
 	}
 }
 
 // lfatal create a log message with the fatal level
-pub fn (mut d Daemon) lfatal(msg &string) {
+pub fn (mut d Daemon) lfatal(msg string) {
 	d.log(msg, log.Level.fatal)
 }
 
 // lerror create a log message with the error level
-pub fn (mut d Daemon) lerror(msg &string) {
+pub fn (mut d Daemon) lerror(msg string) {
 	d.log(msg, log.Level.error)
 }
 
 // lwarn create a log message with the warn level
-pub fn (mut d Daemon) lwarn(msg &string) {
+pub fn (mut d Daemon) lwarn(msg string) {
 	d.log(msg, log.Level.warn)
 }
 
 // linfo create a log message with the info level
-pub fn (mut d Daemon) linfo(msg &string) {
+pub fn (mut d Daemon) linfo(msg string) {
 	d.log(msg, log.Level.info)
 }
 
 // ldebug create a log message with the debug level
-pub fn (mut d Daemon) ldebug(msg &string) {
+pub fn (mut d Daemon) ldebug(msg string) {
 	d.log(msg, log.Level.debug)
 }