feat: ✨ add /etc/ and $home config paths

main.go

@@ -9,10 +9,12 @@ import (
 )
 
 func main() {
-	viper.SetConfigName("config") // name of config file (without extension)
-	viper.SetConfigType("yaml")   // REQUIRED if the config file does not have the extension in the name
-	viper.AddConfigPath(".")      // optionally look for config in the working directory
-	viper.ReadInConfig()          // Find and read the config file
+	viper.SetConfigName("config")         // name of config file (without extension)
+	viper.SetConfigType("yaml")           // REQUIRED if the config file does not have the extension in the name
+	viper.AddConfigPath("/etc/appname/")  // path to look for the config file in
+	viper.AddConfigPath("$HOME/.appname") // call multiple times to add many search paths
+	viper.AddConfigPath(".")              // optionally look for config in the working directory
+	viper.ReadInConfig()                  // Find and read the config file
 
 	viper.SetDefault("server.scheme", "http")
 	viper.SetDefault("server.host", "localhost:5001")