v2.5.3 — Fix duplicate portrait + anti-repetition tags

- portraitAdded guard prevents duplicate image in chat
- Negative prompt: multiple views, split screen, repetition, duplicate
- Removed cowboy shot (caused repetition)
- Clean gender tags: 1girl, solo (no trailing comma)
- Steps 35, CFG 6.5 for better NoobAI-XL quality
- Image max-width 400px in chat

comfyui_integration.py

@@ -120,18 +120,18 @@ def build_prompt_from_appearance(character: dict, context: str = "") -> str:
     # Gender — Danbooru tags for anime, natural language for others
     if use_danbooru:
         if gender == "female":
-            gender_tag = "1girl, woman, "
+            gender_tag = "1girl, solo"
         elif gender == "male":
-            gender_tag = "1boy, man, "
+            gender_tag = "1boy, solo"
         else:
-            gender_tag = "person, "
+            gender_tag = "solo"
     else:
         if gender == "female":
-            gender_tag = "young woman, "
+            gender_tag = "young woman"
         elif gender == "male":
-            gender_tag = "young man, "
+            gender_tag = "young man"
         else:
-            gender_tag = "person, "
+            gender_tag = "person"
     
     # Translation map: German appearance values → English tags for the model
     translate_map = {
@@ -183,7 +183,7 @@ def build_prompt_from_appearance(character: dict, context: str = "") -> str:
     
     # Build prompt — use established Danbooru tags for NoobAI-XL
     parts = [
-        f"cowboy shot, {style_prefix}{gender_tag.strip()}",
+        f"{style_prefix}{gender_tag}",
         f"{age} years old",
     ]
     if build:
@@ -216,8 +216,8 @@ def build_portrait_workflow(prompt: str, negative: str = "", width: int = 1024,
             "class_type": "KSampler",
             "inputs": {
                 "seed": int(time.time()) % (2**32),
-                "steps": 30,
+                "steps": 35,
-                "cfg": 7.0,
+                "cfg": 6.5,
                 "sampler_name": "dpmpp_2m",
                 "scheduler": "karras",
                 "denoise": 1.0,
@@ -245,7 +245,7 @@ def build_portrait_workflow(prompt: str, negative: str = "", width: int = 1024,
         "7": {
             "class_type": "CLIPTextEncode",
             "inputs": {
-                "text": f"lowres, bad anatomy, bad hands, text, error, missing fingers, extra digit, fewer digits, cropped, worst quality, low quality, blurry, deformed, ugly, {negative}",
+                "text": f"realistic, 3d, render, photorealistic, lowres, bad anatomy, bad hands, text, error, missing fingers, extra digit, fewer digits, cropped, worst quality, low quality, blurry, deformed, ugly, multiple views, split screen, repetition, duplicate, {negative}",
                 "clip": ["4", 1]
             }
         },
@@ -322,7 +322,7 @@ def build_i2i_workflow(prompt: str, negative: str, reference_image_path: str, wi
         "7": {
             "class_type": "CLIPTextEncode",
             "inputs": {
-                "text": f"lowres, bad anatomy, bad hands, text, error, missing fingers, extra digit, fewer digits, cropped, worst quality, low quality, blurry, deformed, ugly, {negative}",
+                "text": f"realistic, 3d, render, photorealistic, lowres, bad anatomy, bad hands, text, error, missing fingers, extra digit, fewer digits, cropped, worst quality, low quality, blurry, deformed, ugly, multiple views, split screen, repetition, duplicate, {negative}",
                 "clip": ["4", 1]
             }
         },

templates/chat.html

@@ -321,12 +321,14 @@
                 
                 if (data.job_id) {
                     const jobId = data.job_id;
+                    let portraitAdded = false;  // Guard against duplicate insertion
                     const pollInterval = setInterval(async () => {
                         try {
                             const statusResp = await fetch(`/api/portrait/status/${jobId}`);
                             const statusData = await statusResp.json();
                             
-                            if (statusData.status === 'done' && statusData.image) {
+                            if (statusData.status === 'done' && statusData.image && !portraitAdded) {
+                                portraitAdded = true;  // Prevent duplicate
                                 clearInterval(pollInterval);
                                 const imgUrl = `${statusData.image}?t=${Date.now()}`;
                                 
@@ -334,13 +336,13 @@
                                 const avatarEl = document.querySelector('.avatar');
                                 avatarEl.innerHTML = `<img src="${imgUrl}" style="width: 100%; height: 100%; border-radius: 50%; object-fit: cover;">`;
                                 
-                                // Also show the portrait in the chat as a message
+                                // Show portrait in chat as a message (only once!)
                                 const portraitMsg = document.createElement('div');
                                 portraitMsg.className = 'msg msg-bot';
                                 portraitMsg.style.padding = '0';
                                 portraitMsg.style.overflow = 'hidden';
                                 portraitMsg.innerHTML = `
-                                    <img src="${imgUrl}" style="width: 100%; max-width: 300px; border-radius: 16px 16px 16px 4px; display: block;">
+                                    <img src="${imgUrl}" style="width: 100%; max-width: 400px; border-radius: 16px 16px 16px 4px; display: block;">
                                     <div style="padding: 8px 12px; font-size: 0.8rem; color: var(--muted);">🖼️ Neues Portrait generiert</div>
                                 `;
                                 chat.appendChild(portraitMsg);