Dockerfile

FROM python:3.11-slim

# Install system dependencies
RUN echo "📦 Installing system dependencies..." && \
    apt-get update && apt-get install -y \
    ffmpeg \
    git \
    build-essential \
    cmake \
    wget \
    curl \
    && rm -rf /var/lib/apt/lists/*

WORKDIR /app

# Install Python dependencies
COPY backend/requirements.txt .
RUN echo "🐍 Installing Python dependencies..." && \
    pip3 install --no-cache-dir -r requirements.txt && \
    pip3 install --upgrade --no-cache-dir yt-dlp

# Clone and build whisper.cpp
RUN echo "🎙️  Cloning whisper.cpp..." && \
    git clone https://github.com/ggerganov/whisper.cpp /app/whisper.cpp && \
    echo "🔨 Building whisper.cpp (this may take a few minutes)..." && \
    cd /app/whisper.cpp && \
    cmake -B build && \
    cmake --build build --config Release && \
    echo "✅ Whisper.cpp built successfully!"

# Download Whisper tiny model (3-5x faster than base, good for shorts)
RUN echo "📥 Downloading Whisper tiny model (faster processing)..." && \
    cd /app/whisper.cpp && \
    bash ./models/download-ggml-model.sh tiny && \
    echo "✅ Model downloaded successfully!"

# Copy backend code
COPY backend/ .

# Create work directory for processing
RUN mkdir -p /app/work

EXPOSE 8000

CMD echo "🚀 Starting VIND backend..." && \
    uvicorn api.main:app --host 0.0.0.0 --port 8000 --reload