Optimize for HF Spaces storage limits: smaller base image, essential deps only, dockerignore

.dockerignore

@@ -0,0 +1,36 @@
+__pycache__
+*.pyc
+*.pyo
+*.pyd
+.Python
+env
+pip-log.txt
+pip-delete-this-directory.txt
+.tox
+.coverage
+.coverage.*
+.pytest_cache
+nosetests.xml
+coverage.xml
+*.cover
+*.log
+.git
+.mypy_cache
+.pytest_cache
+.hypothesis
+*.egg-info
+dist
+build
+.env
+.venv
+env/
+venv/
+ENV/
+env.bak/
+venv.bak/
+.DS_Store
+Thumbs.db
+*.tmp
+*.temp
+.cache
+*.sqlite3

Dockerfile

@@ -1,38 +1,33 @@
-# Dockerfile for BuilderBrain inference API on Hugging Face Spaces
+# Optimized Dockerfile for Hugging Face Spaces (under 50GB limit)
 FROM python:3.11-slim
 
 # Set environment variables
 ENV PYTHONUNBUFFERED=1
 ENV PYTHONDONTWRITEBYTECODE=1
+ENV PIP_NO_CACHE_DIR=1
+ENV PIP_DISABLE_PIP_VERSION_CHECK=1
 
-# Install system dependencies
+# Install only essential system dependencies
 RUN apt-get update && apt-get install -y \
-    build-essential \
     curl \
-    git \
     && rm -rf /var/lib/apt/lists/*
 
-# Install Python dependencies
-COPY requirements.txt .
-RUN pip install --no-cache-dir -r requirements.txt
-
-# Create non-root user
-RUN useradd -m -u 1000 builderbrain
-
 # Set work directory
 WORKDIR /app
 
+# Copy requirements first for better caching
+COPY requirements.txt .
+RUN pip install --no-cache-dir -r requirements.txt
+
 # Copy application files
 COPY app.py .
 COPY inference_api_app.py .
 
-# Change ownership
-RUN chown -R builderbrain:builderbrain /app
-
-# Switch to non-root user
+# Create non-root user for security
+RUN useradd -m -u 1000 builderbrain && chown -R builderbrain:builderbrain /app
 USER builderbrain
 
-# Expose port (HF Spaces uses 7860)
+# Expose port
 EXPOSE 7860
 
 # Health check

requirements.txt

@@ -1,7 +1,7 @@
-fastapi>=0.104.0
-uvicorn[standard]>=0.24.0
-torch>=2.0.0
-transformers>=4.35.0
-psutil>=5.9.0
-pydantic>=2.5.0
-python-multipart>=0.0.6
+fastapi==0.104.1
+uvicorn[standard]==0.24.0
+torch==2.1.0
+transformers==4.35.2
+psutil==5.9.6
+pydantic==2.5.0
+python-multipart==0.0.6