[envsec] Allow setting build env to dev or prod (#251)

## Summary

TSIA

This will allow for better integration testing with devbox

## How was it tested?

internal/build/build.go

@@ -5,19 +5,26 @@ package build
 
 import (
 	"os"
-	"strconv"
+	"strings"
 )
 
-var forceProd, _ = strconv.ParseBool(os.Getenv("ENVSEC_PROD"))
-
 // These variables are set by the build script.
 var (
-	IsDev      = Version == "0.0.0-dev" && !forceProd
+	IsDev      = Version == "0.0.0-dev"
 	Version    = "0.0.0-dev"
 	Commit     = "none"
 	CommitDate = "unknown"
 )
 
+func init() {
+	buildEnv := strings.ToLower(os.Getenv("ENVSEC_BUILD_ENV"))
+	if buildEnv == "prod" {
+		IsDev = false
+	} else if buildEnv == "dev" {
+		IsDev = true
+	}
+}
+
 func Issuer() string {
 	if IsDev {
 		return "https://laughing-agnesi-vzh2rap9f6.projects.oryapis.com"
@@ -38,3 +45,10 @@ func JetpackAPIHost() string {
 	}
 	return "https://api.jetpack.io"
 }
+
+func BuildEnv() string {
+	if IsDev {
+		return "dev"
+	}
+	return "prod"
+}

pkg/envcli/version.go

@@ -36,6 +36,7 @@ func versionCmdFunc(cmd *cobra.Command, _ []string, flags versionFlags) error {
 	w := cmd.OutOrStdout()
 	if flags.verbose {
 		fmt.Fprintf(w, "Version:     %v\n", build.Version)
+		fmt.Fprintf(w, "Build Env:   %v\n", build.BuildEnv())
 		fmt.Fprintf(w, "Platform:    %v\n", fmt.Sprintf("%s_%s", runtime.GOOS, runtime.GOARCH))
 		fmt.Fprintf(w, "Commit:      %v\n", build.Commit)
 		fmt.Fprintf(w, "Commit Time: %v\n", build.CommitDate)