Update Dockerfile

Dockerfile

@@ -1,62 +1,127 @@
-# Use an official Python runtime as a parent image
+# # Use an official Python runtime as a parent image
+# FROM python:3.11-slim
+
+# WORKDIR /app      #add by P
+
+# # Set environment variables for Hugging Face cache
+# ENV DEBIAN_FRONTEND=noninteractive \
+#     PYTHONUNBUFFERED=1 \
+#     PYTHONDONTWRITEBYTECODE=1 \
+#     TRANSFORMERS_CACHE=/app/cache \
+#     HF_HOME=/app/cache \
+#     NLTK_DATA=/app/nltk_data \
+#     MPLCONFIGDIR=/app/.config/matplotlib
+
+# COPY requirements.txt requirements.txt 
+# COPY templates/ /app/templates 
+# COPY utils/ /app/utils
+# COPY app.py app.py
+# COPY blocks/ /app/blocks/ 
+# COPY generated_projects/ /app/generated_projects/ 
+# COPY blocks/sprites/ /app/blocks/sprites/ 
+# COPY blocks/Backdrops/ /app/blocks/Backdrops/ 
+# COPY blocks/sound/ /app/blocks/sound/ 
+# # COPY OUTPUTS/ /app/OUTPUTS
+# COPY . /app/
+# COPY . .
+
+# # Install system dependencies
+# RUN apt-get update && apt-get install -y \
+#     build-essential \
+#     libglib2.0-0 \
+#     libsm6 \
+#     libxext6 \
+#     libxrender-dev \
+#     tesseract-ocr \
+#     poppler-utils \
+#     libgl1 \
+#     # ffmpeg \
+#     # libopencv-dev \
+#     curl \
+#     ca-certificates \
+#     && apt-get clean \
+#     && rm -rf /var/lib/apt/lists/*
+
+# RUN pip install --upgrade pip && pip install -r requirements.txt
+
+# # Create necessary directories with correct permissions
+# RUN mkdir -p /app/nltk_data /app/.config/matplotlib \
+#  && mkdir -p /app/cache /app/data /app/logs /app/outputs /app/blocks \
+#  && mkdir -p /app/outputs/DETECTED_IMAGE /app/outputs/SCANNED_IMAGE /app/outputs/EXTRACTED_JSON \
+#  && chmod -R 777 /app/cache /app/blocks /app/data /app/logs /app/outputs /app/outputs/SCANNED_IMAGE /app/outputs/EXTRACTED_JSON /app/outputs/DETECTED_IMAGE \
+#  && chmod -R 777 /app
+
+# # Set Flask environment variables
+# ENV FLASK_APP=app.py \
+#     FLASK_ENV=production
+
+# # Expose port and start application
+# EXPOSE 7860
+# # CMD ["python", "app.py"]
+# CMD ["gunicorn", "--bind", "0.0.0.0:7860", "--workers", "2", "app:app"]
+# #CMD ["gunicorn", "--bind", "0.0.0.0:7860", "--workers", "", "--timeout", "360", "app:app"]
+# Dockerfile: Hugging Face CPU-optimized
+# Base: slim Python image for smaller footprint (CPU-only)
 FROM python:3.11-slim
 
-WORKDIR /app      #add by P
+WORKDIR /app
 
-# Set environment variables for Hugging Face cache
+# Environment: Hugging Face cache + force CPU behavior
 ENV DEBIAN_FRONTEND=noninteractive \
     PYTHONUNBUFFERED=1 \
     PYTHONDONTWRITEBYTECODE=1 \
     TRANSFORMERS_CACHE=/app/cache \
     HF_HOME=/app/cache \
     NLTK_DATA=/app/nltk_data \
-    MPLCONFIGDIR=/app/.config/matplotlib
-
-COPY requirements.txt requirements.txt 
-COPY templates/ /app/templates 
-COPY utils/ /app/utils
-COPY app.py app.py
-COPY blocks/ /app/blocks/ 
-COPY generated_projects/ /app/generated_projects/ 
-COPY blocks/sprites/ /app/blocks/sprites/ 
-COPY blocks/Backdrops/ /app/blocks/Backdrops/ 
-COPY blocks/sound/ /app/blocks/sound/ 
-# COPY OUTPUTS/ /app/OUTPUTS
-COPY . /app/
-COPY . .
-
-# Install system dependencies
-RUN apt-get update && apt-get install -y \
+    MPLCONFIGDIR=/app/.config/matplotlib \
+    # Force CPU-only for PyTorch/transformers
+    CUDA_VISIBLE_DEVICES= \
+    PYTORCH_ENABLE_MPS=0 \
+    PYTORCH_NO_CUDA=1
+
+# Copy only what's needed (avoid duplicate COPY . /app)
+COPY requirements.txt ./requirements.txt
+COPY app.py ./app.py
+COPY templates/ ./templates/
+COPY utils/ ./utils/
+COPY blocks/ ./blocks/
+COPY generated_projects/ ./generated_projects/
+
+# Install system dependencies (minimal for CPU inference + common tools)
+RUN apt-get update && apt-get install -y --no-install-recommends \
     build-essential \
+    curl \
+    ca-certificates \
     libglib2.0-0 \
     libsm6 \
     libxext6 \
     libxrender-dev \
+    libgl1 \
     tesseract-ocr \
     poppler-utils \
-    libgl1 \
-    # ffmpeg \
-    # libopencv-dev \
-    curl \
-    ca-certificates \
-    && apt-get clean \
-    && rm -rf /var/lib/apt/lists/*
+    && apt-get clean && rm -rf /var/lib/apt/lists/*
 
-RUN pip install --upgrade pip && pip install -r requirements.txt
+# Python deps
+RUN pip install --upgrade pip && pip install --no-cache-dir -r requirements.txt
 
 # Create necessary directories with correct permissions
 RUN mkdir -p /app/nltk_data /app/.config/matplotlib \
  && mkdir -p /app/cache /app/data /app/logs /app/outputs /app/blocks \
  && mkdir -p /app/outputs/DETECTED_IMAGE /app/outputs/SCANNED_IMAGE /app/outputs/EXTRACTED_JSON \
- && chmod -R 777 /app/cache /app/blocks /app/data /app/logs /app/outputs /app/outputs/SCANNED_IMAGE /app/outputs/EXTRACTED_JSON /app/outputs/DETECTED_IMAGE \
- && chmod -R 777 /app
+ && chown -R root:root /app \
+ && chmod -R 755 /app/cache /app/data /app/logs /app/outputs
 
-# Set Flask environment variables
+# Set Flask env
 ENV FLASK_APP=app.py \
     FLASK_ENV=production
 
-# Expose port and start application
+# Expose port
 EXPOSE 7860
-# CMD ["python", "app.py"]
-CMD ["gunicorn", "--bind", "0.0.0.0:7860", "--workers", "2", "app:app"]
-#CMD ["gunicorn", "--bind", "0.0.0.0:7860", "--workers", "", "--timeout", "360", "app:app"]
+
+# Healthcheck (lightweight endpoint; change if your app uses a different path)
+HEALTHCHECK --interval=30s --timeout=5s --start-period=10s --retries=3 \
+  CMD curl -f http://localhost:7860/healthz || exit 1
+
+# Run Gunicorn with single worker (CPU-friendly) and threads; no timeout
+# Single worker avoids multiple processes duplicating model memory on CPU-heavy workloads.
+CMD ["gunicorn", "app:app", "-b", "0.0.0.0:7860", "-w", "1", "--threads", "4", "-k", "gthread", "--timeout", "0", "--graceful-timeout", "0"]