Remove Dockerfile - let HF auto-build Gradio space

Dockerfile

@@ -1,23 +0,0 @@
-# Use HF's recommended base for Gradio Spaces
-FROM python:3.10-slim
-
-# Install system dependencies
-RUN apt-get update && apt-get install -y --no-install-recommends \
-    git \
-    && rm -rf /var/lib/apt/lists/*
-
-WORKDIR /app
-
-# Copy and install requirements (single pip install)
-COPY requirements.txt .
-RUN pip install --no-cache-dir -r requirements.txt
-
-# Copy app
-COPY app.py .
-
-# HF expects the app to be at /app/app.py and will run it
-ENV GRADIO_SERVER_NAME=0.0.0.0
-ENV GRADIO_SERVER_PORT=7860
-ENV PYTHONUNBUFFERED=1
-
-CMD ["python", "app.py"]