Update Dockerfile

Dockerfile

@@ -1,20 +1,22 @@
 FROM python:3.11-slim-bullseye
 
-# Install system dependencies
+# Install system dependencies with clean up in single RUN layer
 RUN sed -i 's/main/main contrib non-free/' /etc/apt/sources.list && \
     apt-get update && \
     apt-get install -y --no-install-recommends \
     unrar \
     libgl1 \
     libglib2.0-0 \
+    ffmpeg \  # For video processing
+    git \  # Some transformers dependencies need git
     && rm -rf /var/lib/apt/lists/*
-    
+
 WORKDIR /app
 
 # Upgrade pip and install core dependencies first
 RUN pip install --no-cache-dir --upgrade pip setuptools wheel packaging
 
-# Install CPU-only PyTorch first
+# Install optimized CPU-only PyTorch stack
 RUN pip install --no-cache-dir \
     "numpy<2" \
     torch==2.1.2+cpu \
@@ -22,30 +24,48 @@ RUN pip install --no-cache-dir \
     torchaudio==2.1.2+cpu \
     --index-url https://download.pytorch.org/whl/cpu
 
-# Copy requirements and install with special handling for flash_attn
+# Copy requirements and install with special handling
 COPY requirements.txt .
 RUN pip install --no-cache-dir \
     -r requirements.txt \
     --find-links https://download.pytorch.org/whl/cpu \
-    --extra-index-url https://pypi.org/simple && \
-# Install remaining packages that might have been skipped
-    pip install --no-cache-dir \
-    accelerate \
+    --extra-index-url https://pypi.org/simple
+
+# Install transformers with specific version that works with BLIP-2
+RUN pip install --no-cache-dir \
+    accelerate==0.27.2 \
     transformers==4.36.2 \
     timm==0.9.12 \
-    einops==0.7.0
+    einops==0.7.0 \
+    bitsandbytes==0.42.0  # Helps with memory optimization
 
-# Copy application code
-COPY . .
+# For BLIP-2 specifically, we need these
+RUN pip install --no-cache-dir \
+    protobuf==3.20.3 \
+    sentencepiece==0.2.0
 
-# Create non-root user
+# Copy application code with proper permissions
+COPY --chown=1000:1000 . .
+
+# Create non-root user and set permissions
 RUN useradd -m -u 1000 user && \
-    chown -R user:user /app
+    chown -R user:user /app && \
+    mkdir -p /app/downloads /app/extracted /app/extracted_frames /app/analysis_results && \
+    chown -R user:user /app/*
 
 USER user
 
-# Environment variables to suppress warnings
+# Environment variables for better performance and less logging
 ENV HF_HUB_DISABLE_PROGRESS=1
 ENV TF_CPP_MIN_LOG_LEVEL=3
+ENV PYTORCH_NO_CUDA_MEMORY_CACHING=1
+ENV TOKENIZERS_PARALLELISM=false
+ENV PYTHONUNBUFFERED=1
+
+# Set this if you're only using CPU
+ENV CUDA_VISIBLE_DEVICES=""
+
+# Pre-download the BLIP-2 model during build (optional)
+# RUN python -c "from transformers import AutoModel; AutoModel.from_pretrained('Salesforce/blip2-opt-2.7b', trust_remote_code=True)"
 
-CMD ["uvicorn", "download_api:app", "--host", "0.0.0.0", "--port", "7860"]
+CMD ["uvicorn", "download_api:app", "--host", "0.0.0.0", "--port", "7860", "--workers", "1"]