Update from hub: node self-update endpoint, hub push per machine / all, push-nodes CLI run by make deploy, outdated badges + Update buttons on Machines

Co-Authored-By: Claude Fable 5.1 <noreply@anthropic.com>

cmd/hamlab/main.go

@@ -12,6 +12,7 @@ import (
 	"os/signal"
 	"os/user"
 	"path/filepath"
+	"runtime"
 	"strings"
 	"syscall"
 	"time"
@@ -45,7 +46,7 @@ func main() {
 	}
 	cfgPath := flag.String("config", defaultCfg, "path to config.json")
 	flag.Usage = func() {
-		fmt.Fprintf(os.Stderr, "usage: hamlab [-config path] [serve|passwd|version|fs …]\n")
+		fmt.Fprintf(os.Stderr, "usage: hamlab [-config path] [serve|passwd|version|push-nodes|fs …]\n")
 		flag.PrintDefaults()
 	}
 	flag.Parse()
@@ -68,6 +69,26 @@ func main() {
 		if err := passwd(cfg); err != nil {
 			log.Fatal(err)
 		}
+	case "push-nodes": // hub CLI: send this binary to every managed machine
+		exe, _ := os.Executable()
+		host, _ := os.Hostname()
+		nm := nodes.New(cfg, host)
+		results := nm.PushAll(context.Background(), exe, runtime.GOARCH)
+		if len(results) == 0 {
+			fmt.Println("no managed machines in", cfg.Path())
+		}
+		failed := 0
+		for _, r := range results {
+			if r.OK {
+				fmt.Printf("%-12s updated to %s\n", r.Name, r.Version)
+			} else {
+				failed++
+				fmt.Printf("%-12s FAILED: %s\n", r.Name, r.Error)
+			}
+		}
+		if failed > 0 {
+			os.Exit(1)
+		}
 	case "serve":
 		if err := serve(cfg); err != nil {
 			log.Fatal(err)