Update dockerfile to install gcc

Author: billyhoce

services/question-service/Dockerfile

@@ -10,10 +10,10 @@ WORKDIR /app
 ENV PYTHONDONTWRITEBYTECODE=1 \
     PYTHONUNBUFFERED=1
 
-# Install system dependencies ()
-# RUN apt-get update && apt-get install -y --no-install-recommends \
-#     build-essential gcc curl \
-#     && rm -rf /var/lib/apt/lists/*
+# Install system dependencies (needed for some Python packages)
+RUN apt-get update && apt-get install -y --no-install-recommends \
+    build-essential gcc curl \
+    && rm -rf /var/lib/apt/lists/*
 
 # ======================
 # 2. Dependencies Stage
@@ -47,5 +47,5 @@ USER fastapiuser
 # Expose FastAPI default port
 EXPOSE 8000
 
-# Run the application with uvicorn
-CMD ["uvicorn", "main:app", "--host", "0.0.0.0", "--port", "8000", "--workers", "2"]
+# Run the application with uvicorn (note: app.main:app instead of main:app)
+CMD ["uvicorn", "app.main:app", "--host", "0.0.0.0", "--port", "8000", "--workers", "2"]