Add Dockerfile for Coolify deployment

.dockerignore

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+.git
+.gitignore
+__pycache__/
+*.pyc
+*.pyo
+*.pyd
+.Python
+
+.env
+.env.*
+!.env.example
+
+venv/
+.venv/
+env/
+
+*.db
+*.sqlite
+*.sqlite3
+
+data/storage/
+data/year_backups/
+uploads/
+media/
+logs/
+
+node_modules/
+playwright-report/
+test-results/
+
+.DS_Store
+Thumbs.db
+.vscode/
+.idea/

Dockerfile

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+FROM python:3.12-slim
+
+WORKDIR /app
+
+ENV PYTHONDONTWRITEBYTECODE=1
+ENV PYTHONUNBUFFERED=1
+
+RUN apt-get update && apt-get install -y --no-install-recommends \
+    build-essential \
+    libpq-dev \
+    curl \
+    && rm -rf /var/lib/apt/lists/*
+
+COPY requirements.txt .
+
+RUN pip install --no-cache-dir --upgrade pip \
+    && pip install --no-cache-dir -r requirements.txt
+
+COPY . .
+
+RUN mkdir -p /app/data/storage /app/data/year_backups
+
+EXPOSE 8000
+
+CMD ["sh", "-c", "alembic upgrade head && uvicorn app.main:app --host 0.0.0.0 --port 8000"]