initial

backend/Dockerfile

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+FROM python:3.11-slim
+
+WORKDIR /app
+
+COPY requirements.txt .
+RUN pip install --no-cache-dir -r requirements.txt
+
+COPY . .
+
+CMD ["uvicorn", "main:app", "--host", "0.0.0.0", "--port", "8000"]
+

backend/database.py

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+from sqlalchemy.ext.asyncio import create_async_engine, AsyncSession
+from sqlalchemy.orm import sessionmaker
+import os
+
+DATABASE_URL = os.environ.get("DATABASE_URL")
+
+engine = create_async_engine(DATABASE_URL, echo=True)
+SessionLocal = sessionmaker(engine, class_=AsyncSession, expire_on_commit=False)

backend/main.py

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+from fastapi import FastAPI
+from models import Base
+from database import engine
+
+app = FastAPI()
+
+
+@app.on_event("startup")
+async def startup():
+    async with engine.begin() as conn:
+        await conn.run_sync(Base.metadata.create_all)
+
+
+@app.get("/")
+def read_root():
+    return {"status": "running"}

backend/models.py

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+from sqlalchemy import Column, String, Boolean, Date, ForeignKey, Table, Text
+from sqlalchemy.dialects.postgresql import UUID, ARRAY
+from sqlalchemy.orm import relationship, declarative_base
+import uuid
+
+Base = declarative_base()
+
+item_tags = Table(
+    "item_tags",
+    Base.metadata,
+    Column("item_id", UUID(as_uuid=True), ForeignKey("items.id")),
+    Column("tag_id", UUID(as_uuid=True), ForeignKey("tags.id")),
+)
+
+
+class Item(Base):
+    __tablename__ = "items"
+    id = Column(UUID(as_uuid=True), primary_key=True, default=uuid.uuid4)
+    user_id = Column(UUID(as_uuid=True), nullable=False)
+    name = Column(Text, nullable=False)
+    tags = relationship("Tag", secondary=item_tags, back_populates="items")
+
+
+class Tag(Base):
+    __tablename__ = "tags"
+    id = Column(UUID(as_uuid=True), primary_key=True, default=uuid.uuid4)
+    user_id = Column(UUID(as_uuid=True), nullable=False)
+    name = Column(String, nullable=False, unique=False)
+    items = relationship("Item", secondary=item_tags, back_populates="tags")
+
+
+class Trip(Base):
+    __tablename__ = "trips"
+    id = Column(UUID(as_uuid=True), primary_key=True, default=uuid.uuid4)
+    user_id = Column(UUID(as_uuid=True), nullable=False)
+    name = Column(String)
+    start_date = Column(Date)
+    end_date = Column(Date)
+    selected_tags = Column(ARRAY(String))
+    marked_tags = Column(ARRAY(String))
+
+
+class TripItem(Base):
+    __tablename__ = "trip_items"
+    id = Column(UUID(as_uuid=True), primary_key=True, default=uuid.uuid4)
+    trip_id = Column(UUID(as_uuid=True), ForeignKey("trips.id"))
+    item_id = Column(UUID(as_uuid=True), ForeignKey("items.id"), nullable=True)
+    tag = Column(String, nullable=True)  # e.g. "#kristin"
+    name = Column(Text)
+    calculated_label = Column(Text)
+    checked = Column(Boolean, default=False)

backend/requirements.txt

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+fastapi
+uvicorn[standard]
+sqlalchemy
+asyncpg
+pydantic
+python-dotenv
+

docker-compose.yml

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+version: "3.9"
+
+services:
+  backend:
+    build: ./backend
+    ports:
+      - "8000:8000"
+    volumes:
+      - ./backend:/app
+    environment:
+      - DATABASE_URL=postgresql+asyncpg://postgres:postgres@db:5432/packlist
+
+  db:
+    image: postgres:15
+    environment:
+      POSTGRES_USER: postgres
+      POSTGRES_PASSWORD: postgres
+      POSTGRES_DB: packlist
+    volumes:
+      - db_data:/var/lib/postgresql/data
+
+volumes:
+  db_data: