refactor!: prefix DEV env var and deprecate CONFIG (#64)

Signed-off-by: jolheiser <john.olheiser@gmail.com>

internal/config/config.go

@@ -2,15 +2,16 @@ package config
 
 import (
 	"fmt"
-	"github.com/rs/zerolog"
-	"github.com/rs/zerolog/log"
-	"github.com/thomiceli/opengist/internal/utils"
-	"gopkg.in/yaml.v3"
 	"os"
 	"path/filepath"
 	"reflect"
 	"strconv"
 	"strings"
+
+	"github.com/rs/zerolog"
+	"github.com/rs/zerolog/log"
+	"github.com/thomiceli/opengist/internal/utils"
+	"gopkg.in/yaml.v3"
 )
 
 var OpengistVersion = "1.4.0-dev"
@@ -173,6 +174,7 @@ func loadConfigFromYaml(c *config, configPath string) error {
 	configEnv := os.Getenv("CONFIG")
 	if configEnv != "" {
 		fmt.Println("Using config from environment variable: CONFIG")
+		fmt.Println("!! This method of setting the config is deprecated and will be removed in a future version of Opengist")
 		d := yaml.NewDecoder(strings.NewReader(configEnv))
 		if err := d.Decode(&c); err != nil {
 			return err

internal/web/run.go

@@ -24,7 +24,7 @@ import (
 	"time"
 )
 
-var dev = os.Getenv("DEV") == "1"
+var dev = os.Getenv("OG_DEV") == "1"
 var store *sessions.CookieStore
 var re = regexp.MustCompile("[^a-z0-9]+")
 var fm = template.FuncMap{