fix security issues

json.go

@@ -2,6 +2,7 @@ package main
 
 import (
 	"encoding/json"
+	"fmt"
 	"log"
 	"net/http"
 )
@@ -30,5 +31,9 @@ func respondWithJSON(w http.ResponseWriter, code int, payload interface{}) {
 		return
 	}
 	w.WriteHeader(code)
-	w.Write(dat)
+	_, err = w.Write(dat)
+	if err != nil {
+		fmt.Printf("Error wiring response: %s", err.Error())
+		return
+	}
 }

main.go

@@ -7,6 +7,7 @@ import (
 	"log"
 	"net/http"
 	"os"
+	"time"
 
 	"github.com/go-chi/chi"
 	"github.com/go-chi/cors"
@@ -91,6 +92,7 @@ func main() {
 	srv := &http.Server{
 		Addr:              ":" + port,
 		Handler:           router,
+		ReadHeaderTimeout: time.Second * 30,
 	}
 
 	log.Printf("Serving on port: %s\n", port)