feat: basic env impl

Author: barelyhuman

commands/root.go

@@ -1,11 +1,20 @@
 package commands
 
 import (
+	"os"
+
 	"github.com/barelyhuman/alvu/pkg/alvu"
+	"github.com/joho/godotenv"
 	"github.com/urfave/cli/v2"
 )
 
 func Alvu(c *cli.Context) (err error) {
+	// Prepare Environment
+	envFilePath := c.String("env")
+	if _, err := os.Stat(envFilePath); err == nil {
+		godotenv.Load(envFilePath)
+	}
+
 	baseConfig := alvu.AlvuConfig{}
 
 	// Basics

main.go

@@ -62,6 +62,11 @@ func main() {
 				Usage: "Define the poll duration in seconds",
 				Value: 1000,
 			},
+			&cli.StringFlag{
+				Name:  "env",
+				Usage: "Environment File to consider",
+				Value: ".env",
+			},
 			&cli.StringFlag{
 				Name:    "port",
 				Usage:   "port to use for serving the application",