fix(translate): correct regex pattern for language code validation

fix(ocr): improve debug log by showing full provider details

src/main/services/ocr/OcrService.ts

@@ -226,7 +226,7 @@ class OcrService {
       // Validate that the provider exists in database
       const provider = await this.getProvider(params.providerId)
 
-      logger.debug(`Performing OCR with provider: ${params.providerId}`)
+      logger.debug(`Performing OCR with provider: ${JSON.stringify(provider, undefined, 2)}`)
       const result = await service.ocr(file, provider.config)
 
       logger.info(`OCR completed successfully with provider: ${params.providerId}`)

src/renderer/src/types/translate.ts

@@ -6,7 +6,7 @@ import * as z from 'zod'
  * Must be lowercase and follow the format: 2-3 letter language code
  * followed by a hyphen and 2-letter region code.
  */
-export const TranslateLanguageCodeSchema = z.string().regex(/^[a-z]{2,3}(-[a-z]{2-3})$/)
+export const TranslateLanguageCodeSchema = z.string().regex(/^[a-z]{2,3}(-[a-z]{2,3})$/)
 
 export type TranslateLanguageCode = z.infer<typeof TranslateLanguageCodeSchema> // langCode应当能够唯一确认一种语言