Remove clip_skip; hide token-gated models (Civitai+FLUX); clearer Civitai error

models.json

@@ -57,7 +57,8 @@
       "negative_prompt": "(worst quality, low quality:1.4), lowres, bad anatomy, bad hands, deformed, duplicate, watermark, text",
       "default_steps": 28,
       "default_guidance": 6.5,
-      "enabled": true
+      "_note": "needs CIVITAI_TOKEN in Space secrets to download — set it then flip enabled to true",
+      "enabled": false
     },
     {
       "id": "asianrealistic-sdlife-v6",
@@ -75,7 +76,8 @@
       "negative_prompt": "(worst quality, low quality:1.4), lowres, bad anatomy, bad hands, deformed, duplicate, watermark, text",
       "default_steps": 28,
       "default_guidance": 6.0,
-      "enabled": true
+      "_note": "needs CIVITAI_TOKEN in Space secrets to download — set it then flip enabled to true",
+      "enabled": false
     },
     {
       "id": "sdxl-base",
@@ -111,7 +113,8 @@
       "negative_prompt": "",
       "default_steps": 4,
       "default_guidance": 0.0,
-      "enabled": true
+      "_note": "FLUX.1-schnell is now gated + ~24GB (times out on ZeroGPU). Needs HF_TOKEN with access.",
+      "enabled": false
     },
     {
       "id": "flux-dev",

pipeline_manager.py

@@ -167,6 +167,14 @@ def _download_url(url):
             if not chunk:
                 break
             out.write(chunk)
+    # A real model is many MB; a tiny file means Civitai returned a login/redirect page.
+    if dest.stat().st_size < 1_000_000:
+        dest.unlink(missing_ok=True)
+        raise ValueError(
+            "ดาวน์โหลดโมเดลจาก Civitai ไม่สำเร็จ — โมเดลนี้ต้องตั้งค่า CIVITAI_TOKEN "
+            "ใน Space Settings → Variables and secrets ก่อน / Civitai download failed: "
+            "set CIVITAI_TOKEN in the Space secrets to use this model."
+        )
     return str(dest)
 
 
@@ -406,11 +414,6 @@ def run_generation(cfg, mode, prompt, negative_prompt, ref_image,
     else:
         call["guidance_scale"] = float(guidance)
         call["negative_prompt"] = negative_prompt or None
-        # CLIP skip: registry stores the A1111 value (2 = skip one layer); diffusers
-        # counts skipped layers, so A1111 "2" == diffusers clip_skip=1.
-        a1111_cs = int(cfg.get("clip_skip", 1))
-        if a1111_cs > 1:
-            call["clip_skip"] = a1111_cs - 1
 
     # ----- mode wiring -----
     if mode == "txt2img":