Add a 'version' subcommand to suikactl, show version on suika daemon

startup.

Signed-off-by: Aoi K <koizumi.aoi@chaotic.ninja>

git-svn-id: file:///srv/svn/repo/suika/trunk@810 f0ae65fe-ee39-954e-97ec-027ff2717ef4

README.md

@@ -33,3 +33,4 @@ AGPLv3, see LICENSE.
 Copyright (C) 2020 The soju Contributors
 Copyright (C) 2023-present Aoi K.
 
+The code for `version.go` is stolen verbatim from one of [@prologic](https://git.mills.io/prologic)'s projects. It's probably under MIT

cmd/suika/main.go

@@ -311,7 +311,8 @@ func main() {
 		default:
 			log.Fatalf("failed to listen on %q: unsupported scheme", listen)
 		}
-
+		
+		log.Printf("starting suika version %v\n", suika.FullVersion())
 		log.Printf("server listening on %q", listen)
 	}
 

cmd/suikactl/main.go

@@ -107,6 +107,8 @@ func main() {
 		if err := db.StoreUser(ctx, user); err != nil {
 			log.Fatalf("failed to update password: %v", err)
 		}
+	case "version":
+		fmt.Printf("%v\n", suika.FullVersion())
 	default:
 		flag.Usage()
 		if cmd != "help" {