Update Dockerfile

Dockerfile

@@ -1,14 +1,22 @@
-FROM python:3.10-slim
-
-WORKDIR /code
-
-# Install dependencies
-COPY requirements.txt .
-RUN pip install --no-cache-dir -r requirements.txt
-
-# Copy app code + model
-COPY ./app ./app
-
-EXPOSE 7860
-
-CMD ["uvicorn", "app.main:app", "--host", "0.0.0.0", "--port", "7860"]
+# Base Python image
+FROM python:3.10-slim
+
+# Set working directory
+WORKDIR /code
+
+# Copy dependencies first for caching
+COPY requirements.txt .
+RUN pip install --no-cache-dir -r requirements.txt
+
+# Copy app folder (includes main.py + best_model.h5)
+COPY ./app ./app
+
+# Set working directory to app
+WORKDIR /code/app
+
+# Expose Hugging Face Space port
+EXPOSE 7860
+
+# Start FastAPI app
+CMD ["uvicorn", "main:app", "--host", "0.0.0.0", "--port", "7860"]
+