fix: Include alembic files in Docker image

Add alembic.ini and alembic/ directory to the Docker image
so migrations can be run in the container.

Co-Authored-By: Claude Opus 4.5 <noreply@anthropic.com>

Author: StuMason

Dockerfile

@@ -12,8 +12,9 @@ COPY --from=ghcr.io/astral-sh/uv:latest /uv /usr/local/bin/uv
 WORKDIR /app
 
 # Copy project files
-COPY pyproject.toml uv.lock README.md ./
+COPY pyproject.toml uv.lock README.md alembic.ini ./
 COPY src/ src/
+COPY alembic/ alembic/
 
 # Install dependencies
 RUN uv sync --frozen --no-dev