fix: 商标查询失败自动重试、货源结果图切回Excel内嵌防WPS #REF、外观专利标题模型改gemini-3.8-flash

- brand-check: 单品牌商标查询失败(异常/空响应/query_faild_data 非空)自动重试，
  次数与间隔可配(retry-times 默认3含首次 / retry-interval-millis 1000)，命中侵权不重试；
  collectdata 品牌过滤与外观专利商标核验两侧同时受益
- similarasin: 货源结果Excel图片由WPS DISPIMG 切回 Excel 365 richData 单元格内嵌，
  修复 WPS 打开 DISPIMG 显示 #REF 的兼容回归；下载失败单元格回退为URL文本
- appearance-patent: 标题商标提取模型由 deepseek-v4-flash 切 gemini-3.8-flash

backend-java/src/main/resources/application-local.example.yml

@@ -62,7 +62,7 @@ AIIMAGE_MODULE_CLEANUP_CRON=0 0 0 * * *
 AIIMAGE_MODULE_CLEANUP_MODULE_TYPES=DEDUPE,SPLIT,CONVERT,DELETE_BRAND
 
 AIIMAGE_APPEARANCE_PATENT_LLM_HOST=https://ai.t8star.org
-AIIMAGE_APPEARANCE_PATENT_TITLE_MODEL=deepseek-v4-flash
+AIIMAGE_APPEARANCE_PATENT_TITLE_MODEL=gemini-3.8-flash
 AIIMAGE_APPEARANCE_PATENT_APPEARANCE_MODEL=gemini-3.8-flash
 AIIMAGE_APPEARANCE_PATENT_LLM_MAX_TOKENS=64000
 AIIMAGE_APPEARANCE_PATENT_LLM_BATCH_SIZE=10

backend-java/src/main/resources/application.yml

@@ -237,11 +237,13 @@ aiimage:
     path: ${AIIMAGE_BRAND_CHECK_PATH:/brand_check}
     token: ${AIIMAGE_BRAND_CHECK_TOKEN:}
     default-strategy: ${AIIMAGE_BRAND_CHECK_DEFAULT_STRATEGY:Terms}
+    retry-times: ${AIIMAGE_BRAND_CHECK_RETRY_TIMES:3}
+    retry-interval-millis: ${AIIMAGE_BRAND_CHECK_RETRY_INTERVAL_MILLIS:1000}
     connect-timeout-millis: ${AIIMAGE_BRAND_CHECK_CONNECT_TIMEOUT_MILLIS:10000}
     read-timeout-millis: ${AIIMAGE_BRAND_CHECK_READ_TIMEOUT_MILLIS:60000}
   appearance-patent:
     llm-host: ${AIIMAGE_APPEARANCE_PATENT_LLM_HOST:https://ai.t8star.org}
-    title-model: ${AIIMAGE_APPEARANCE_PATENT_TITLE_MODEL:deepseek-v4-flash}
+    title-model: ${AIIMAGE_APPEARANCE_PATENT_TITLE_MODEL:gemini-3.8-flash}
     appearance-model: ${AIIMAGE_APPEARANCE_PATENT_APPEARANCE_MODEL:gemini-3.8-flash}
     llm-max-tokens: ${AIIMAGE_APPEARANCE_PATENT_LLM_MAX_TOKENS:64000}
     llm-connect-timeout-millis: ${AIIMAGE_APPEARANCE_PATENT_LLM_CONNECT_TIMEOUT_MILLIS:10000}