auto-save 2026-05-13 00:28 (~4)

.memory/worklog.json

@@ -531,6 +531,13 @@
       "message": "auto-save 2026-05-13 00:17 (~1)",
       "hash": "2d7c6cc",
       "files_changed": 1
+    },
+    {
+      "ts": "2026-05-13T00:23:01+08:00",
+      "type": "commit",
+      "message": "auto-save 2026-05-13 00:22 (~4)",
+      "hash": "66fb144",
+      "files_changed": 4
     }
   ]
 }

api/main.py

@@ -597,7 +597,8 @@ def get_frame(job_id: str, idx: int):
 
 class GenerateReq(BaseModel):
     prompt: str
-    extra_prompt: str = ""
+    extra_prompt: str = ""        # ✓ 需要的元素（正向）
+    negative_prompt: str = ""     # ✗ 不需要的元素（负向）
     model: str = ""  # 留空用 IMAGE_MODEL 默认
     mode: str = "edit"  # "edit" 带参考图，"text" 纯文字
 
@@ -617,7 +618,9 @@ def generate_image(job_id: str, idx: int, req: GenerateReq) -> Job:
 
     full_prompt = req.prompt.strip()
     if req.extra_prompt.strip():
-        full_prompt = f"{full_prompt}. {req.extra_prompt.strip()}"
+        full_prompt = f"{full_prompt}. Include: {req.extra_prompt.strip()}"
+    if req.negative_prompt.strip():
+        full_prompt = f"{full_prompt}. Do NOT include: {req.negative_prompt.strip()}. Output must be clean without any watermark, username text, or platform logo."
     if not full_prompt:
         raise HTTPException(400, "prompt required")
 

web/components/dashboard.tsx

@@ -580,6 +580,7 @@ function ImageGenCard({ job, frame, onJobUpdate }: {
   onJobUpdate: (j: Job) => void
 }) {
   const [extra, setExtra] = useState("")
+  const [negative, setNegative] = useState("水印, @用户名, TikTok logo, 平台文字, 浮水印")
   const [model, setModel] = useState("gemini-3-pro-image-preview")
   const [mode, setMode] = useState<"edit" | "text">("edit")
   const [generating, setGenerating] = useState(false)
@@ -605,6 +606,7 @@ function ImageGenCard({ job, frame, onJobUpdate }: {
       const updated = await generateImage(job.id, frame.index, {
         prompt: editablePrompt,
         extra_prompt: extra,
+        negative_prompt: negative,
         model,
         mode,
       })
@@ -660,14 +662,14 @@ function ImageGenCard({ job, frame, onJobUpdate }: {
         </div>
       </div>
 
-      {/* base prompt（可展开编辑） */}
+      {/* 画面描述（AI 自动 · 可展开编辑） */}
       <div className="mt-2.5">
         <button
           type="button"
           onClick={() => setShowPrompt((v) => !v)}
           className="w-full text-[10px] text-[var(--text-faint)] hover:text-[var(--text-strong)] inline-flex items-center justify-between"
         >
-          <span>基础 prompt {showPrompt ? "▼" : "▶"}</span>
+          <span>画面描述（AI 自动 · 看图给的英文 prompt） {showPrompt ? "▼" : "▶"}</span>
           <span className="font-mono">{editablePrompt.length} 字符</span>
         </button>
         {showPrompt && (
@@ -680,18 +682,41 @@ function ImageGenCard({ job, frame, onJobUpdate }: {
         )}
       </div>
 
-      {/* 用户额外指令 */}
+      {/* 正向：我要保留 / 加入 */}
       <div className="mt-2">
-        <div className="text-[10px] text-[var(--text-faint)] uppercase tracking-widest mb-1">我的需求（额外指令）</div>
+        <div className="flex items-center justify-between mb-1">
+          <span className="text-[10px] uppercase tracking-widest text-emerald-300">✓ 需要保留 / 加入</span>
+        </div>
         <textarea
           value={extra}
           onChange={(e) => setExtra(e.target.value)}
           rows={2}
-          placeholder="例：加 SKG logo、换实验室背景、删水印"
+          placeholder="例：加 SKG logo、保留瓶子、换实验室背景"
-          className="w-full text-[11.5px] px-2 py-1.5 rounded-md bg-black/30 border border-white/15 text-[var(--text-strong)] placeholder:text-[var(--text-faint)] resize-none focus:ring-2 focus:ring-rose-400/40 outline-none"
+          className="w-full text-[11.5px] px-2 py-1.5 rounded-md bg-emerald-500/5 border border-emerald-400/30 text-[var(--text-strong)] placeholder:text-[var(--text-faint)] resize-none focus:ring-2 focus:ring-emerald-400/40 outline-none"
         />
       </div>
 
+      {/* 负向：不需要 / 删除 */}
+      <div className="mt-2">
+        <div className="flex items-center justify-between mb-1">
+          <span className="text-[10px] uppercase tracking-widest text-rose-300">✗ 不要 / 删除</span>
+          <button
+            onClick={() => setNegative("")}
+            className="text-[9px] text-[var(--text-faint)] hover:text-[var(--text-strong)]"
+          >
+            清空
+          </button>
+        </div>
+        <textarea
+          value={negative}
+          onChange={(e) => setNegative(e.target.value)}
+          rows={2}
+          placeholder="例：水印、@用户名、TikTok logo、文字遮罩"
+          className="w-full text-[11.5px] px-2 py-1.5 rounded-md bg-rose-500/5 border border-rose-400/30 text-[var(--text-strong)] placeholder:text-[var(--text-faint)] resize-none focus:ring-2 focus:ring-rose-400/40 outline-none"
+        />
+        <div className="text-[9.5px] text-[var(--text-faint)] mt-0.5">默认已清除水印 / 平台元素 → 生成"纯净图"</div>
+      </div>
+
       {/* 模型 + 模式 + 生成 */}
       <div className="mt-2 flex gap-1.5 items-center">
         <select

web/lib/api.ts

@@ -131,7 +131,7 @@ export async function describeFrame(jobId: string, frameIdx: number): Promise<Jo
 export async function generateImage(
   jobId: string,
   frameIdx: number,
-  body: { prompt: string; extra_prompt?: string; model?: string; mode?: "edit" | "text" },
+  body: { prompt: string; extra_prompt?: string; negative_prompt?: string; model?: string; mode?: "edit" | "text" },
 ): Promise<Job> {
   const res = await fetch(`${API_BASE}/jobs/${jobId}/frames/${frameIdx}/generate`, {
     method: "POST",