Consolidate Docker deployment into a single PaperJet container

backend/Dockerfile

@@ -1,25 +0,0 @@
-FROM python:3.12-slim AS backend
-
-# System dependencies: fonts for PDF export + fontconfig
-RUN apt-get update && \
-    apt-get install -y --no-install-recommends \
-    fonts-liberation \
-    fontconfig && \
-    rm -rf /var/lib/apt/lists/* && \
-    fc-cache -fv
-
-WORKDIR /app
-
-# Install Python dependencies
-COPY pyproject.toml ./
-RUN pip install --no-cache-dir -e ".[dev]"
-
-# Copy application code
-COPY . .
-
-# Create data directories (will be overridden by volume mounts)
-RUN mkdir -p /data/pdfs /data/thumbnails /data/db
-
-EXPOSE 8000
-
-CMD ["uvicorn", "app.main:app", "--host", "0.0.0.0", "--port", "8000", "--workers", "1"]

backend/alembic/env.py

@@ -2,11 +2,11 @@
 
 from logging.config import fileConfig
 
-from alembic import context
 from sqlalchemy import engine_from_config, pool
 
+from alembic import context
 from app.db import Base
-from app.models import *  # noqa: F401, F403 — ensure all models are imported
+from app.models import *  # noqa: F403 — ensure all models are imported
 
 config = context.config
 if config.config_file_name is not None: