fix ENV directive in dockerfile + add message

Author: AppliNH

Dockerfile

@@ -1,6 +1,5 @@
 FROM golang:latest
 
-ENV PORT
 
 ENV GO111MODULE=on
 

apihandler/api.go

@@ -3,14 +3,15 @@ package apihandler
 import (
 	"encoding/json"
 	"fmt"
+	"log"
 	"net/http"
 
 	"github.com/gorilla/mux"
 	db "primitivo.fr/applinh/GoFire/db"
 )
 
 func HomeHandler(w http.ResponseWriter, r *http.Request) {
-	fmt.Println("ok")
+	log.Println("Your request has been correctly received on GET /")
 }
 
 func GET_ResHandler(w http.ResponseWriter, r *http.Request) {

main.go

@@ -33,6 +33,8 @@ func main() {
 	r.HandleFunc("/{res}", api.POST_ResHandler).Methods("POST")
 	r.HandleFunc("/{res}/{id}", api.PATCH_ResHandler).Methods("PATCH")
 
+	log.Println("Starting FireGo on port " + port)
+
 	log.Fatal(http.ListenAndServe("0.0.0.0:"+port, r))
 
 }