fix(sourceLanguage): set to optional to prevent Zod error

Author: Avivbens

projects/packages/text-transformer/info.plist

@@ -2434,7 +2434,7 @@ https://github.com/Avivbens/alfredo</string>
       </dict>
     </array>
     <key>version</key>
-    <string>5.4.2</string>
+    <string>5.5.2</string>
     <key>webaddress</key>
     <string>https://github.com/Avivbens/alfredo</string>
   </dict>

projects/packages/text-transformer/src/main/translate/translate.ts

@@ -99,7 +99,7 @@ function parseLanguageFromInput(input: string): ParsedTranslationInput {
       translateResultSchema,
     );
 
-    const subtitle = `${sourceLanguage} => ${targetLanguage}`;
+    const subtitle = sourceLanguage ? `${sourceLanguage} => ${targetLanguage}` : `Translated to ${targetLanguage}`;
     const items: AlfredListItem[] = [
       {
         title: translation,

projects/packages/text-transformer/src/models/translate-results.schema.ts

@@ -4,6 +4,7 @@ export const translateResultSchema = z.object({
   translation: z.string(),
   sourceLanguage: z
     .string()
+    .optional()
     .describe(
       'The original language of the provided text. Should be the full name of the language, e.g., "English", "Spanish", "French".',
     ),