Clean rebuild: all features fixed

Dockerfile

@@ -24,11 +24,6 @@ RUN apt-get update && apt-get install -y --no-install-recommends \
 
 WORKDIR /app
 
-# ── Pin numpy FIRST — must be before torch and all other packages ──
-# numpy==1.26.4 required by torch 2.1.0, transformers 4.35.2, chromadb 0.5.3
-# HF environment has numpy 2.x which breaks these; pin here to lock it early
-RUN pip install --no-cache-dir "numpy==1.26.4"
-
 # ── Install PyTorch CPU ──────────────────────────────────────
 RUN pip install --no-cache-dir \
     torch==2.1.0+cpu \
@@ -45,9 +40,6 @@ COPY cv_module/requirements.txt /tmp/cv-requirements.txt
 RUN sed -i '/^torch==/d; /^torchvision==/d; /^numpy==/d' /tmp/cv-requirements.txt && \
     pip install --no-cache-dir -r /tmp/cv-requirements.txt
 
-# ── Re-pin numpy after CV deps (open-clip-torch upgrades it) ────
-RUN pip install --no-cache-dir --force-reinstall "numpy==1.26.4"
-
 # ── YOLO ONNX export at build time ──────────────────────────
 COPY scripts/export_yolo_onnx.py /tmp/export_yolo_onnx.py
 RUN mkdir -p /app/cv/model_cache && \
@@ -56,6 +48,19 @@ RUN mkdir -p /app/cv/model_cache && \
     pip uninstall -y ultralytics && \
     rm -f yolov8n.pt yolov8n.onnx /tmp/export_yolo_onnx.py
 
+# ── Patch chromadb for numpy 2.x compatibility ───────────────
+# chromadb 0.5.3 uses np.float_, np.int_, np.uint which were removed in numpy 2.0
+# Patch the source directly since we can't pin numpy (other deps force numpy 2.x)
+RUN python -c "
+import pathlib, re
+p = pathlib.Path('/usr/local/lib/python3.10/site-packages/chromadb/api/types.py')
+if p.exists():
+    t = p.read_text()
+    t = t.replace('np.uint, np.int_, np.float_', 'np.unsignedinteger, np.signedinteger, np.float64')
+    p.write_text(t)
+    print('chromadb types.py patched for numpy 2.x')
+"
+
 # ── Patch chromadb DefaultEmbeddingFunction ──────────────────
 COPY scripts/patch_libs.py /tmp/patch_libs.py
 RUN python /tmp/patch_libs.py || echo "patches finished with warnings"