Fix model path and dockerfile

Dockerfile

@@ -13,9 +13,15 @@ RUN useradd -m -u 1000 appuser
 
 COPY --from=builder --chown=appuser:appuser /root/.local /home/appuser/.local
 COPY --chown=appuser:appuser app ./app
-COPY --chown=appuser:appuser models ./models
 COPY --chown=appuser:appuser main.py .
 
+# Download models during build instead of copying from local
+COPY scripts/model_download.bash /tmp/model_download.bash
+RUN pip install huggingface-hub && \
+    bash /tmp/model_download.bash && \
+    chown -R appuser:appuser models && \
+    rm /tmp/model_download.bash
+
 USER appuser
 
 ENV PATH=/home/appuser/.local/bin:$PATH \

scripts/model_download.bash

@@ -2,7 +2,7 @@ python - <<'PY'
 from huggingface_hub import snapshot_download
 snapshot_download(
     repo_id="microsoft/resnet-18",
-    local_dir="models/resnet-18",
+    local_dir="models/microsoft/resnet-18",
     local_dir_use_symlinks=False # copies files; safer for containers
 )
 PY