innercontext/backend/alembic/env.py
Piotr Oleszczyk 3c1dcbeb06 feat(backend): add Alembic migrations
- Add alembic 1.14 to dependencies (uv sync → 1.18.4 installed)
- Configure alembic/env.py: loads DATABASE_URL from env, imports all
  SQLModel models so metadata is fully populated for autogenerate
- Generate initial migration (c2d626a2b36c) covering all 9 tables:
  products, product_inventory, medication_entries, medication_usages,
  lab_results, routines, routine_steps, grooming_schedule,
  skin_condition_snapshots — with all indexes and constraints
- Add ExecStartPre to innercontext.service: runs alembic upgrade head
  before uvicorn starts (idempotent, safe on every restart)
- Update DEPLOYMENT.md: add migration step to backend setup and update
  flow; document alembic stamp head for existing installations

Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>
2026-02-28 20:14:57 +01:00

50 lines
1.3 KiB
Python

import os
from logging.config import fileConfig
from alembic import context
from dotenv import load_dotenv
from sqlalchemy import engine_from_config, pool
from sqlmodel import SQLModel
load_dotenv()
# Import all models so their tables are registered in SQLModel.metadata
import innercontext.models # noqa: F401
config = context.config
if config.config_file_name is not None:
fileConfig(config.config_file_name)
target_metadata = SQLModel.metadata
def get_url() -> str:
return os.environ.get("DATABASE_URL", "postgresql+psycopg://localhost/innercontext")
def run_migrations_offline() -> None:
context.configure(
url=get_url(),
target_metadata=target_metadata,
literal_binds=True,
dialect_opts={"paramstyle": "named"},
)
with context.begin_transaction():
context.run_migrations()
def run_migrations_online() -> None:
cfg = config.get_section(config.config_ini_section, {})
cfg["sqlalchemy.url"] = get_url()
connectable = engine_from_config(cfg, prefix="sqlalchemy.", poolclass=pool.NullPool)
with connectable.connect() as connection:
context.configure(connection=connection, target_metadata=target_metadata)
with context.begin_transaction():
context.run_migrations()
if context.is_offline_mode():
run_migrations_offline()
else:
run_migrations_online()