fix: ensure model file is included in Docker image

.dockerignore

@@ -5,7 +5,7 @@ __pycache__
 .gitignore
 .DS_Store
 data/
-models/
+models/*
 !models/rossmann_production_model.pkl
 notebooks/
 reports/

Dockerfile

@@ -11,6 +11,10 @@ RUN apt-get update && apt-get install -y --no-install-recommends \
 COPY requirements.txt .
 RUN pip install --no-cache-dir -r requirements.txt
 
+# Copy model explicitly first
+COPY models/rossmann_production_model.pkl /app/models/
+
+# Copy rest of app
 COPY --chown=user . .
 
 RUN mkdir -p /app/logs && chown -R user:user /app/logs || true