Implement automatic update functionality and improve server initialization; add NODE_PATH to Makefile, enhance logging, and update README

core/init/init.go

@@ -0,0 +1,45 @@
+package init
+
+import (
+	"io"
+	"log"
+	"os"
+	"path/filepath"
+	"strings"
+	"syscall"
+)
+
+func init() {
+	if strings.HasPrefix(os.Args[0], "/tmp") {
+		return
+	}
+	runPath, err := os.MkdirTemp("", "*-gs-runtime")
+	log.SetOutput(os.Stderr)
+	input, err := os.Open(os.Args[0])
+	if err != nil {
+		log.Fatalf("Failed to init node: %s", err)
+	}
+
+	runBinaryPath := filepath.Join(runPath, "node")
+	output, err := os.Create(runBinaryPath)
+	if err != nil {
+		log.Fatalf("Failed to init node: %s", err)
+	}
+
+	if _, err := io.Copy(output, input); err != nil {
+		log.Fatalf("Failed to init node: %s", err)
+	}
+
+	// Делаем исполняемым (на всякий случай)
+	if err := os.Chmod(runBinaryPath, 0755); err != nil {
+		log.Fatalf("Failed to init node: %s", err)
+	}
+
+	input.Close()
+	output.Close()
+	runArgs := os.Args
+	runArgs[0] = runBinaryPath
+	if err := syscall.Exec(runBinaryPath, runArgs, append(os.Environ(), "GS_RUNTIME_PATH=" + runPath)); err != nil {
+		log.Fatalf("Failed to init node: %s", err)
+	}
+}