fixed few issue

README.md

@@ -1,6 +1,6 @@
 ## PortMonitor
 
-It requires HackerTarget API and monitor port using [cron library](github.com/robfig/cron/v3), and it requires mongodb to store data and slack webhook.
+It requires HackerTarget API and monitor port using cronjob, and it requires mongodb to store data and slack webhook.
 
 ### MongoDB Compose file
 
@@ -34,16 +34,11 @@ services:
 
 ### Environment
 
-Change HackerTarget API also mongodb URI and finally slack webhook.
+Change HackerTarget API also mongodb URI and finally slack webhook. Create folder on `mkdir $HOME/.portmonitor/` and
+then create a file `touch $HOME/.portmonitor/.env` follow the example env and change with yours.
 
 ```dotenv
 HACKERTARGET_API=7xxxxxsomerandomstringsd1c
 MONGODB_URI=mongodb://root:example@localhost:27017/
 SLACK_WEBHOOK=https://hooks.slack.com/services/xxxx/xxx/xxxxx
 ```
-
-
-### Todo
-
-- [ ] Add cronjob to add monitoring system
-- [ ] Add a env item for specify the cron time

checkenv.go

@@ -3,10 +3,11 @@ package main
 import (
 	"github.com/joho/godotenv"
 	"github.com/thep0y/go-logger/log"
+	"os"
 )
 
 func checkDotEnv() bool {
-	if err := godotenv.Load(".env"); err != nil {
+	if err := godotenv.Load(os.ExpandEnv("$HOME/.portmonitor/.env")); err != nil {
 		log.Fatal("No .env file found")
 	}
 

main.go

@@ -9,10 +9,10 @@ import (
 )
 
 func main() {
-	URI := os.Getenv("MONGODB_URI")
 	if checkDotEnv() {
 		log.Fatal("environment file not found")
 	} else {
+		URI := os.Getenv("MONGODB_URI")
 		defer config.IsConnected(URI).Disconnect(context.TODO())
 		output.GetOutput()
 	}