feat: implemented declarative schema-based settings system

Dockerfile

@@ -27,7 +27,7 @@ RUN --mount=type=cache,target=/root/.cache/pip \
     pip install $RUNNER
 
 # Set working directory for dependency installation
-WORKDIR /tmp
+WORKDIR /app
 
 # Copy dependency files
 COPY pyproject.toml poetry.lock* uv.lock* Makefile ./
@@ -43,8 +43,10 @@ RUN --mount=type=cache,target=/root/.cache/pip \
         uv pip install --system -r pyproject.toml; \
     fi
 
+COPY alfred/ ./alfred/
 COPY scripts/ ./scripts/
 COPY .env.example ./
+COPY settings.toml ./
 
 # ===========================================
 # Stage 2: Testing
@@ -62,8 +64,6 @@ RUN --mount=type=cache,target=/root/.cache/pip \
         uv pip install --system -e .[dev]; \
     fi
 
-COPY alfred/ ./alfred
-COPY scripts ./scripts
 COPY tests/  ./tests
 
 # ===========================================
@@ -108,6 +108,7 @@ COPY --chown=appuser:appuser alfred/ ./alfred
 COPY --chown=appuser:appuser scripts/ ./scripts
 COPY --chown=appuser:appuser .env.example ./
 COPY --chown=appuser:appuser pyproject.toml ./
+COPY --chown=appuser:appuser settings.toml ./
 
 # Create volumes for persistent data
 VOLUME ["/data", "/logs"]
@@ -119,4 +120,4 @@ EXPOSE 8000
 HEALTHCHECK --interval=30s --timeout=10s --start-period=5s --retries=3 \
     CMD python -c "import requests; requests.get('http://localhost:8000/health', timeout=5).raise_for_status()" || exit 1
 
-CMD ["python", "-m", "uvicorn", "alfred.app:app", "--host", "0.0.0.0", "--port", "8000"]
+CMD ["python", "-m", "uvicorn", "alfred.app:app", "--host", "0.0.0.0", "--port", "8000"]