code update recorded at: 09/02/26 06:36:05

handler.go

@@ -0,0 +1,15 @@
+package main
+
+import (
+	"net/http"
+	"os"
+)
+
+// Handler function to handle requests
+func handler(w http.ResponseWriter, r *http.Request) {
+	foo := os.Getenv("FOO")
+	if foo == "" {
+		foo = "Specified environment variable is not set."
+	}
+	w.Write([]byte(foo))
+}