refactor: 移除二次元识别功能，增强 NSFW 检测

internal/nsfw/detector.go

@@ -285,10 +285,11 @@ func (d *Detector) detectOnce(path string) (score float64, nsfw bool, err error)
 		return 0, false, err
 	}
 	var out struct {
-		Ok    bool    `json:"ok"`
-		Error string  `json:"error"`
-		Nsfw  bool    `json:"nsfw"`
-		Score float64 `json:"score"`
+		Ok         bool                   `json:"ok"`
+		Error      string                 `json:"error"`
+		Nsfw       bool                   `json:"nsfw"`
+		Score      float64                `json:"score"`
+		Detections []map[string]interface{} `json:"detections"`
 	}
 	if err := json.Unmarshal(data, &out); err != nil {
 		return 0, false, fmt.Errorf("解析检测结果失败: %v", err)
@@ -296,6 +297,16 @@ func (d *Detector) detectOnce(path string) (score float64, nsfw bool, err error)
 	if !out.Ok {
 		return 0, false, fmt.Errorf("检测服务返回错误: %s", out.Error)
 	}
+	// 打印所有检测到的类别和分数（调试用）
+	if len(out.Detections) > 0 {
+		var classes []string
+		for _, det := range out.Detections {
+			cls, _ := det["class"].(string)
+			sc, _ := det["score"].(float64)
+			classes = append(classes, fmt.Sprintf("%s:%.3f", cls, sc))
+		}
+		fmt.Printf("=== NSFW 检测详情 %s: [%s]\n", path, strings.Join(classes, ", "))
+	}
 	return out.Score, out.Nsfw, nil
 }
 

internal/nsfw/server.py

@@ -37,12 +37,14 @@ try:
 except Exception:
     pass
 
-# 只有这些"暴露部位"才算色情；其它如肚子/腋窝/脚踝暴露不判。
+# 只有这些"暴露部位"才算色情；其它如腋窝/脚踝暴露不判。
 SENSITIVE = {
-    "FEMALE_GENITALIA_EXPOSED",
-    "MALE_GENITALIA_EXPOSED",
-    "ANUS_EXPOSED",
-    "FEMALE_BREAST_EXPOSED",
+    "FEMALE_GENITALIA_EXPOSED",   # 女性生殖器暴露
+    "MALE_GENITALIA_EXPOSED",     # 男性生殖器暴露
+    "ANUS_EXPOSED",               # 肛门暴露
+    "FEMALE_BREAST_EXPOSED",      # 女性乳房暴露
+    "BUTTOCKS_EXPOSED",           # 臀部暴露
+    "BELLY_EXPOSED",              # 腹部/腰部暴露（比基尼、露脐装等）
 }
 
 # 模型文件与官方下载地址