feat: user defined currencies (#700)

* basic currency service for loading at runtime

* api endpoint for currencies

* sort slice before return

* remove currency validation

* validate using currency service

* implement selecting dynamic currency options

* bump go version

* fix type definition

* specify explicit type

* change go versions

* proper types for assetId

* log/return currency error

* make case insensative

* use ToUpper instead

* feat: adding new currencies (#715)

* fix: task swag (#710)

Co-authored-by: Quoing <pavel.cadersky@mavenir.com>

* [feat] Adding new currencies

---------

Co-authored-by: quoing <quoing@users.noreply.github.com>
Co-authored-by: Quoing <pavel.cadersky@mavenir.com>
Co-authored-by: Bradley <41597815+userbradley@users.noreply.github.com>

* remove ts file and consoldate new values into json

* move flag to options namespace

* add env config for currencies

* basic documentaion

* remove in sync test

---------

Co-authored-by: quoing <quoing@users.noreply.github.com>
Co-authored-by: Quoing <pavel.cadersky@mavenir.com>
Co-authored-by: Bradley <41597815+userbradley@users.noreply.github.com>
Former-commit-id: c4b923847a

backend/internal/data/ent/schema/group.go

@@ -27,41 +27,8 @@ func (Group) Fields() []ent.Field {
 		field.String("name").
 			MaxLen(255).
 			NotEmpty(),
-		field.Enum("currency").
-			Default("usd").
-			Values(
-				"aed",
-				"aud",
-				"bgn",
-				"brl",
-				"cad",
-				"chf",
-				"czk",
-				"dkk",
-				"eur",
-				"gbp",
-				"hkd",
-				"idr",
-				"inr",
-				"jpy",
-				"krw",
-				"mxn",
-				"nok",
-				"nzd",
-				"pln",
-				"rmb",
-				"ron",
-				"rub",
-				"sar",
-				"sek",
-				"sgd",
-				"thb",
-				"try",
-				"usd",
-				"xag",
-				"xau",
-				"zar",
-			),
+		field.String("currency").
+			Default("usd"),
 	}
 }