start_comfy: apply core patches at launch, re-enable DynamicVRAM (real fix for #14573)

start_comfy

@@ -1,10 +1,25 @@
 #!/bin/bash
-# Free the ComfyUI port if something's already on it, then start ComfyUI
-# in the foreground on 7865 with the manager enabled.
+# Free port 7865, apply local ComfyUI core patches, then start ComfyUI on 7865
+# (with the manager) — DynamicVRAM ENABLED.
 kill $(lsof -t -i :7865) 2>/dev/null
+
+# Apply local core patches (fixes the ComfyUI #14573 aimdo/DynamicVRAM sampler
+# hang that upstream hasn't merged). Fetch the freshest apply_patches.sh from
+# the HF repo (best-effort; keep the local copy if offline), then run it — this
+# lets us fix core on an existing image without a rebuild. Applying the patch is
+# what makes DynamicVRAM safe here, so no --disable-dynamic-vram is needed.
+_p=/workspace/apply_patches.sh
+_t=$(mktemp) 2>/dev/null
+_tok="${HUGGING_FACE_ACCESS_TOKEN:-${HF_TOKEN:-}}"
+_auth=(); [ -n "$_tok" ] && _auth=(-H "Authorization: Bearer $_tok")
+if curl -fsSL --connect-timeout 10 --max-time 30 "${_auth[@]}" \
+     "https://huggingface.co/aleph65/ComfyUI/raw/main/apply_patches.sh" -o "$_t" 2>/dev/null \
+     && head -c2 "$_t" | grep -q '#!'; then
+    chmod +x "$_t"; mv "$_t" "$_p"
+else
+    rm -f "$_t"
+fi
+[ -f "$_p" ] && bash "$_p"
+
 cd /workspace/ComfyUI
-# --disable-dynamic-vram/--disable-async-offload: the image ships torch cu128
-# but comfy-aimdo/comfy-kitchen (DynamicVRAM) need cu130, which deadlocks the
-# sampler at 0%. Disabling them is safe here (80GB H100 fits the models).
-# Remove these once the image ships a cu130 torch build. See ./update_comfy.
-python main.py --listen 0.0.0.0 --port 7865 --enable-manager --disable-dynamic-vram --disable-async-offload
+python main.py --listen 0.0.0.0 --port 7865 --enable-manager