remove inline sum types

lib/clients/livekit/token.v

@@ -11,7 +11,7 @@ import json
 @[params]
 pub struct AccessTokenOptions {
 	pub mut:
-		ttl      int | string // TTL in seconds or a time span (e.g., '2d', '5h')
+		ttl      int = 21600// TTL in seconds
 		name     string // Display name for the participant
 		identity string // Identity of the user
 		metadata string // Custom metadata to be passed to participants
@@ -19,8 +19,6 @@ pub struct AccessTokenOptions {
 
 // Constructor for AccessToken
 pub fn (client Client) new_access_token(options AccessTokenOptions) !AccessToken {
-	ttl := if options.ttl is int { options.ttl } else { 21600 } // Default TTL of 6 hours (21600 seconds)
-
 	return AccessToken{
 		api_key: client.api_key
 		api_secret: client.api_secret

lib/clients/livekit/token_model.v

@@ -39,7 +39,7 @@ pub struct AccessToken {
 		api_secret string
 		grants     ClaimGrants
 		identity   string
-		ttl        int | string
+		ttl        int
 }
 
 // Method to add a video grant to the token