design final

Dockerfile

@@ -8,29 +8,35 @@ ENV PYTHONUNBUFFERED=1
 # --- Set working directory ---
 WORKDIR /cost-assistant
 
-# --- Install system dependencies (minimal for OpenCV, Poppler, PDF/image handling) ---
+# --- Install system dependencies (cached until packages change) ---
 RUN apt-get update && apt-get install -y --no-install-recommends \
     libgl1 \
     libglib2.0-0 \
     poppler-utils \
+    curl \
     && rm -rf /var/lib/apt/lists/*
 
-# --- Copy requirements and install Python dependencies ---
+# --- Install Python dependencies (cached until requirements.txt changes) ---
 COPY requirements.txt .
 RUN python -m pip install --no-cache-dir -r requirements.txt
 
-# --- Copy project files ---
-COPY . .
+# --- Create user early (cached, rarely changes) ---
+RUN groupadd -r appuser && useradd -r -g appuser appuser
 
-# --- Create upload folder and set permissions ---
-RUN mkdir -p data/uploads \
-    && groupadd -r appuser && useradd -r -g appuser appuser \
-    && chown -R appuser:appuser data/uploads
+# --- Copy only necessary application files ---
+COPY --chown=appuser:appuser main.py .
+COPY --chown=appuser:appuser cost_calculator.py .
+COPY --chown=appuser:appuser mailer.py .
+COPY --chown=appuser:appuser templates/ ./templates/
+COPY --chown=appuser:appuser static/ ./static/
+
+# --- Create upload folder ---
+RUN mkdir -p data/uploads && chown -R appuser:appuser data/uploads
 
 # --- Switch to non-root user for security ---
 USER appuser
 
-# --- Expose internal port (optional, handled via Docker Compose) ---
+# --- Expose internal port ---
 EXPOSE 8000
 
 # --- Run Gunicorn with Uvicorn worker for production ---