WIP: Save current work before CHORUS rebrand

- Agent roles integration progress
- Various backend and frontend updates
- Storybook cache cleanup

🤖 Generated with [Claude Code](https://claude.ai/code)

Co-Authored-By: Claude <noreply@anthropic.com>

backend/Dockerfile.dev

@@ -0,0 +1,34 @@
+FROM python:3.11-slim
+
+WORKDIR /app
+
+# Install system dependencies
+RUN apt-get update && apt-get install -y \
+    curl \
+    git \
+    build-essential \
+    && rm -rf /var/lib/apt/lists/*
+
+# Copy requirements
+COPY requirements.txt .
+
+# Install Python dependencies
+RUN pip install --no-cache-dir -r requirements.txt
+RUN pip install --no-cache-dir watchdog  # For hot reload
+
+# Copy source code
+COPY . .
+
+# Create non-root user
+RUN useradd -m -u 1001 appuser && chown -R appuser:appuser /app
+USER appuser
+
+# Expose port
+EXPOSE 8000
+
+# Health check
+HEALTHCHECK --interval=30s --timeout=10s --start-period=10s --retries=3 \
+    CMD curl -f http://localhost:8000/api/health || exit 1
+
+# Start development server with hot reload
+CMD ["python", "-m", "uvicorn", "app.main:app", "--host", "0.0.0.0", "--port", "8000", "--reload"]