Update Dockerfile

Dockerfile

@@ -1,52 +1,62 @@
 # Dockerfile
 
-# Stage 1: build dependencies and spaCy model
+# 1. Builder Stage: Install dependencies & spaCy model
 FROM python:3.10-slim as builder
 
-ENV PYTHONUNBUFFERED=1 \
-    PYTHONDONTWRITEBYTECODE=1
+# Prevent bytecode generation
+ENV PYTHONDONTWRITEBYTECODE=1
+ENV PYTHONUNBUFFERED=1
 
 WORKDIR /app
 
+# System libraries for image processing and builds
 RUN apt-get update && \
     apt-get install -y --no-install-recommends \
         build-essential \
         libglib2.0-0 \
         libsm6 \
         libxrender1 \
-        libxext6 \
-        curl && \
+        libxext6 && \
     rm -rf /var/lib/apt/lists/*
 
-COPY requirements.txt .
+# Copy over project files for dependency resolution
+COPY requirements.txt /app/
+
+# Install Python dependencies and spaCy model
 RUN pip install --upgrade pip && \
     pip install --no-cache-dir -r requirements.txt && \
     python -m spacy download en_core_web_sm
 
-# Stage 2: final slim image
+# 2. Final Stage: Create slim runtime image
 FROM python:3.10-slim
 
 WORKDIR /app
 
+# Copy installed packages and binaries
+COPY --from=builder /usr/local/lib/python3.10/site-packages /usr/local/lib/python3.10/site-packages
+COPY --from=builder /usr/local/bin /usr/local/bin
+
+# Install runtime libraries
 RUN apt-get update && \
     apt-get install -y --no-install-recommends \
         libglib2.0-0 \
         libsm6 \
         libxrender1 \
-        libxext6 \
-        curl && \
+        libxext6 && \
     rm -rf /var/lib/apt/lists/*
 
-COPY --from=builder /usr/local/lib/python3.10/site-packages /usr/local/lib/python3.10/site-packages
-COPY --from=builder /usr/local/bin /usr/local/bin
-
-COPY . .
+# Copy application source code
+COPY . /app
 
+# Create non-root user for security
 RUN groupadd -r appuser && \
     useradd -r -g appuser appuser && \
     chown -R appuser:appuser /app
+
 USER appuser
 
+# Expose Streamlit port
 EXPOSE 8501
 
+# Default command to start the app
 ENTRYPOINT ["streamlit", "run", "app.py", "--server.port=8501", "--server.address=0.0.0.0"]