Update config to include s3 storage service

config/config.go

@@ -70,6 +70,13 @@ type ConfigStorage struct {
 	MaxRedisCacheTTL *int `toml:"max_redis_cache_ttl"`
 }
 
+type ConfigS3 struct {
+	KeyId    string `toml:"key_id"`
+	Secret   string `toml:"secret"`
+	Region   string `toml:"region"`
+	Endpoint string `toml:"endpoint"`
+}
+
 type ConfigMail struct {
 	Host                           string  `toml:"host"`
 	Port                           int     `toml:"port"`
@@ -95,6 +102,7 @@ type Config struct {
 	Storage  ConfigStorage  `toml:"storage"`
 	Mail     ConfigMail     `toml:"mail"`
 	Self     ConfigSelf     `toml:"self"`
+	S3       ConfigS3       `toml:"s3"`
 }
 
 var GlobalConfig Config
@@ -147,6 +155,16 @@ var defaultConfig Config = Config{
 		SendTimeoutSecondsOverwrite:    nil,
 		TemplateOverwriteDirectory:     nil,
 	},
+	Self: ConfigSelf{
+		ServerActorDisplayName: "Server actor",
+		ServerDisplayName:      "Linstrom",
+	},
+	S3: ConfigS3{
+		KeyId:    "Example key ID",
+		Secret:   "Example key secret",
+		Region:   "Example region",
+		Endpoint: "http://localhost:3900",
+	},
 }
 
 func (gc *ConfigGeneral) GetFullDomain() string {