added docker file for backend deploy

.dockerignore

@@ -0,0 +1,23 @@
+.git
+.github
+.venv
+.env
+__pycache__
+*.pyc
+*.pyo
+*.pyd
+.Python
+*.so
+*.egg
+*.egg-info
+dist
+build
+.vscode
+.idea
+*.log
+.DS_Store
+Thumbs.db
+node_modules
+Frontend
+User
+noupload

Dockerfile

@@ -0,0 +1,28 @@
+FROM python:3.11-slim
+
+WORKDIR /app
+
+RUN apt-get update && apt-get install -y \
+    libgl1 \
+    libglib2.0-0 \
+    libsm6 \
+    libxext6 \
+    libxrender-dev \
+    libgomp1 \
+    git \
+    && rm -rf /var/lib/apt/lists/*
+
+COPY Backend/requirements.txt /app/Backend/requirements.txt
+RUN pip install --no-cache-dir -r /app/Backend/requirements.txt
+
+COPY Backend/ /app/Backend/
+COPY static/ /app/static/
+
+RUN mkdir -p /app/static/temp
+
+ENV PYTHONPATH=/app
+ENV PYTHONUNBUFFERED=1
+
+EXPOSE 7860
+
+CMD ["python", "-m", "uvicorn", "Backend.api:app", "--host", "0.0.0.0", "--port", "7860", "--forwarded-allow-ips", "*"]