agent build

go-api/cmd/api/main.go

@@ -24,6 +24,15 @@ import (
 	"github.com/krow/krow-backend/go-api/internal/httpserver"
 )
 
+// version is stamped at link time:
+//
+//	go build -ldflags="-X main.version=$(git rev-parse --short HEAD)"
+//
+// The Dockerfile passes its VERSION build arg through to this. "dev" is what an
+// unstamped local build reports, which is honest — it says the binary was not
+// built by the release path rather than inventing a number.
+var version = "dev"
+
 func main() {
 	if err := run(); err != nil {
 		slog.Error("fatal", "error", err)
@@ -38,7 +47,8 @@ func run() error {
 	}
 
 	log := newLogger(cfg.Log.Level)
-	log.Info("starting krow-api", "env", cfg.AppEnv, "database", cfg.DB.Redacted())
+	log.Info("starting krow-api", "version", version,
+		"env", cfg.AppEnv, "database", cfg.DB.Redacted())
 
 	ctx, stop := signal.NotifyContext(context.Background(), os.Interrupt, syscall.SIGTERM)
 	defer stop()
@@ -50,7 +60,7 @@ func run() error {
 	defer database.Close()
 	log.Info("database connected", "schema", cfg.DB.Schema)
 
-	server, err := httpserver.New(cfg, database, log)
+	server, err := httpserver.New(cfg, database, log, httpserver.WithBuildVersion(version))
 	if err != nil {
 		return err
 	}