done

main.go

@@ -0,0 +1,21 @@
+package main
+
+import (
+	"encoding/json"
+	"fmt"
+	"os"
+)
+
+func main() {
+	format := os.Args[1]
+	args := os.Args[2:]
+	printfs := make([]any, len(args))
+	for i := range args {
+		var v interface{}
+		printfs[i] = args[i]
+		if err := json.Unmarshal([]byte(args[i]), &v); err == nil {
+			printfs[i] = v
+		}
+	}
+	fmt.Printf(format, printfs...)
+}