Initial implementation of Codex Helper

backend/cmd/server/main.go

@@ -0,0 +1,41 @@
+package main
+
+import (
+	"log"
+	"net/http"
+	"os"
+	"os/signal"
+	"syscall"
+
+	"codex-helper/internal/app"
+)
+
+func main() {
+	if len(os.Args) > 1 && os.Args[1] == "healthcheck" {
+		addr := os.Getenv("LISTEN_ADDR")
+		if addr == "" {
+			addr = ":8080"
+		}
+		if addr[0] == ':' {
+			addr = "127.0.0.1" + addr
+		}
+		r, e := http.Get("http://" + addr + "/health/live")
+		if e != nil || r.StatusCode != http.StatusOK {
+			os.Exit(1)
+		}
+		return
+	}
+	a, err := app.New()
+	if err != nil {
+		log.Fatal(err)
+	}
+	defer a.Close()
+	go func() {
+		if err := a.Run(); err != nil {
+			log.Fatal(err)
+		}
+	}()
+	c := make(chan os.Signal, 1)
+	signal.Notify(c, syscall.SIGINT, syscall.SIGTERM)
+	<-c
+}