TensorFlow 2.20.0 + CUDA 12.6

1# syntax=docker/dockerfile:1
2# ^ Required for BuildKit cache mounts and advanced features
3 
4# Generated by DockerFit (https://tools.eastondev.com/docker)
5# TENSORFLOW 2.20.0 + CUDA 12.6 | Python 3.11
6# Multi-stage build for optimized image size
7 
8# ==============================================================================
9# Stage 1: Builder - Install dependencies and compile
10# ==============================================================================
11FROM python:3.10-slim-bookworm AS builder
12 
13# Build arguments
14ARG DEBIAN_FRONTEND=noninteractive
15 
16# Environment variables
17ENV PYTHONUNBUFFERED=1
18ENV PYTHONDONTWRITEBYTECODE=1
19 
20# Create virtual environment
21ENV VIRTUAL_ENV=/opt/venv
22RUN python -m venv $VIRTUAL_ENV
23ENV PATH="$VIRTUAL_ENV/bin:$PATH"
24 
25# Upgrade pip
26RUN pip install --no-cache-dir --upgrade pip setuptools wheel
27 
28# Install TensorFlow with pip CUDA packages (no system CUDA needed)
29# This installs CUDA/cuDNN via pip, avoiding dual CUDA dependency
30RUN --mount=type=cache,target=/root/.cache/pip \
31    pip install tensorflow[and-cuda]==2.20.0
32 
33# Install project dependencies
34COPY requirements.txt .
35RUN --mount=type=cache,target=/root/.cache/pip \
36    pip install -r requirements.txt
37 
38# ==============================================================================
39# Stage 2: Runtime - Minimal production image
40# ==============================================================================
41FROM python:3.10-slim-bookworm AS runtime
42 
43# Labels
44LABEL maintainer="Generated by DockerFit"
45LABEL version="2.20.0"
46LABEL description="TENSORFLOW 2.20.0 + CUDA 12.6"
47 
48# Environment variables
49ENV PYTHONUNBUFFERED=1
50ENV PYTHONDONTWRITEBYTECODE=1
51ENV NVIDIA_VISIBLE_DEVICES=all
52ENV NVIDIA_DRIVER_CAPABILITIES=compute,utility
53 
54# Create non-root user for security
55ARG USERNAME=appuser
56ARG USER_UID=1000
57ARG USER_GID=$USER_UID
58RUN groupadd --gid $USER_GID $USERNAME \
59    && useradd --uid $USER_UID --gid $USER_GID -m $USERNAME
60 
61# Copy virtual environment from builder
62COPY --from=builder --chown=$USERNAME:$USERNAME /opt/venv /opt/venv
63ENV VIRTUAL_ENV=/opt/venv
64ENV PATH="$VIRTUAL_ENV/bin:$PATH"
65 
66# Set working directory
67WORKDIR /app
68 
69# Copy application code
70COPY --chown=$USERNAME:$USERNAME . .
71 
72# Switch to non-root user
73USER $USERNAME
74 
75# Expose port
76EXPOSE 8000
77 
78# Default command
79CMD ["python", "main.py"]