Update Dockerfile

Dockerfile

@@ -1,13 +1,17 @@
-FROM python:3.12
+FROM python:3.12-slim
 
 WORKDIR /code
+COPY requirements.txt .
+RUN pip install --no-cache-dir -r requirements.txt
 
-COPY ./requirements.txt /code/requirements.txt
+# copy app
+COPY . .
 
-RUN pip install --no-cache-dir --upgrade -r /code/requirements.txt
+# HF Spaces expects the service on port 7860
+ENV PORT=7860 HOST=0.0.0.0
 
-COPY . .
+# If you need env defaults for blob path:
+ENV MODEL_BLOB_PATH=/tmp/model_blob.json
 
 EXPOSE 7860
-
-CMD ["shiny", "run", "app.py", "--host", "0.0.0.0", "--port", "7860"]
+CMD ["uvicorn", "app:app", "--host", "0.0.0.0", "--port", "7860"]