fixed .env var loading

Author: dylanbrookes

go.mod

@@ -2,4 +2,7 @@ module github.com/passageidentity/example-go
 
 go 1.15
 
-require github.com/passageidentity/passage-go v1.1.1
+require (
+	github.com/joho/godotenv v1.4.0 // indirect
+	github.com/passageidentity/passage-go v1.1.1
+)

go.sum

@@ -2,6 +2,8 @@ github.com/davecgh/go-spew v1.1.0 h1:ZDRjVQ15GmhC3fiQ8ni8+OwkZQO4DARzQgrnXU1Liz8
 github.com/davecgh/go-spew v1.1.0/go.mod h1:J7Y8YcW2NihsgmVo/mv3lAwl/skON4iLHjSsI+c5H38=
 github.com/golang-jwt/jwt v3.2.2+incompatible h1:IfV12K8xAKAnZqdXVzCZ+TOjboZ2keLg81eXfW3O+oY=
 github.com/golang-jwt/jwt v3.2.2+incompatible/go.mod h1:8pz2t5EyA70fFQQSrl6XZXzqecmYZeUEB8OUGHkxJ+I=
+github.com/joho/godotenv v1.4.0 h1:3l4+N6zfMWnkbPEXKng2o2/MR5mSwTrBih4ZEkkz1lg=
+github.com/joho/godotenv v1.4.0/go.mod h1:f4LDr5Voq0i2e/R5DDNOoa2zzDfwtkZa6DnEwAbqwq4=
 github.com/passageidentity/passage-go v1.1.1 h1:nfc29QFPOhFrdcKr9pU5K4pVhsI+aWxtSxLSWjX4GPE=
 github.com/passageidentity/passage-go v1.1.1/go.mod h1:UvFvzPuSKx16jwWXti/JIaW9+3MfJw2fE+PbMV43I5I=
 github.com/pmezard/go-difflib v1.0.0 h1:4DBwDE0NGyQoBHbLQYPwSUPoCMWR5BEzIk/f1lZbAQM=

main.go

@@ -7,10 +7,16 @@ import (
 	"os"
 	"text/template"
 
+	"github.com/joho/godotenv"
 	"github.com/passageidentity/passage-go"
 )
 
 func main() {
+	err := godotenv.Load(".env")
+	if err != nil {
+		log.Fatal("Failed to read .env variables")
+	}
+	
 	port := os.Getenv("PORT")
 	if port == "" {
 		log.Fatal("PORT environment variable required")