feat(alembic): add initial schema migration for all SQLAlchemy models

Initializes Alembic with autogenerated migration covering all 11 tables
(tasks, users, projects, project_files, ontologies, graphs, simulations,
reports, system_config, invitation_tokens, password_reset_tokens).
Adds *.db to .gitignore to exclude local SQLite dev database.

Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>
This commit is contained in:
Ubuntu 2026-05-03 00:04:18 +00:00
parent 999f6efa4f
commit aab0cd355a
6 changed files with 412 additions and 0 deletions

3
.gitignore vendored
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@ -58,6 +58,9 @@ backend/uploads/
# Docker 数据
data/
# SQLite local dev database
*.db
# Git worktrees
.worktrees/

149
backend/alembic.ini Normal file
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# A generic, single database configuration.
[alembic]
# path to migration scripts.
# this is typically a path given in POSIX (e.g. forward slashes)
# format, relative to the token %(here)s which refers to the location of this
# ini file
script_location = %(here)s/alembic
# template used to generate migration file names; The default value is %%(rev)s_%%(slug)s
# Uncomment the line below if you want the files to be prepended with date and time
# see https://alembic.sqlalchemy.org/en/latest/tutorial.html#editing-the-ini-file
# for all available tokens
# file_template = %%(year)d_%%(month).2d_%%(day).2d_%%(hour).2d%%(minute).2d-%%(rev)s_%%(slug)s
# Or organize into date-based subdirectories (requires recursive_version_locations = true)
# file_template = %%(year)d/%%(month).2d/%%(day).2d_%%(hour).2d%%(minute).2d_%%(second).2d_%%(rev)s_%%(slug)s
# sys.path path, will be prepended to sys.path if present.
# defaults to the current working directory. for multiple paths, the path separator
# is defined by "path_separator" below.
prepend_sys_path = .
# timezone to use when rendering the date within the migration file
# as well as the filename.
# If specified, requires the tzdata library which can be installed by adding
# `alembic[tz]` to the pip requirements.
# string value is passed to ZoneInfo()
# leave blank for localtime
# timezone =
# max length of characters to apply to the "slug" field
# truncate_slug_length = 40
# set to 'true' to run the environment during
# the 'revision' command, regardless of autogenerate
# revision_environment = false
# set to 'true' to allow .pyc and .pyo files without
# a source .py file to be detected as revisions in the
# versions/ directory
# sourceless = false
# version location specification; This defaults
# to <script_location>/versions. When using multiple version
# directories, initial revisions must be specified with --version-path.
# The path separator used here should be the separator specified by "path_separator"
# below.
# version_locations = %(here)s/bar:%(here)s/bat:%(here)s/alembic/versions
# path_separator; This indicates what character is used to split lists of file
# paths, including version_locations and prepend_sys_path within configparser
# files such as alembic.ini.
# The default rendered in new alembic.ini files is "os", which uses os.pathsep
# to provide os-dependent path splitting.
#
# Note that in order to support legacy alembic.ini files, this default does NOT
# take place if path_separator is not present in alembic.ini. If this
# option is omitted entirely, fallback logic is as follows:
#
# 1. Parsing of the version_locations option falls back to using the legacy
# "version_path_separator" key, which if absent then falls back to the legacy
# behavior of splitting on spaces and/or commas.
# 2. Parsing of the prepend_sys_path option falls back to the legacy
# behavior of splitting on spaces, commas, or colons.
#
# Valid values for path_separator are:
#
# path_separator = :
# path_separator = ;
# path_separator = space
# path_separator = newline
#
# Use os.pathsep. Default configuration used for new projects.
path_separator = os
# set to 'true' to search source files recursively
# in each "version_locations" directory
# new in Alembic version 1.10
# recursive_version_locations = false
# the output encoding used when revision files
# are written from script.py.mako
# output_encoding = utf-8
# database URL. This is consumed by the user-maintained env.py script only.
# other means of configuring database URLs may be customized within the env.py
# file.
sqlalchemy.url = sqlite:///mirofish_dev.db
[post_write_hooks]
# post_write_hooks defines scripts or Python functions that are run
# on newly generated revision scripts. See the documentation for further
# detail and examples
# format using "black" - use the console_scripts runner, against the "black" entrypoint
# hooks = black
# black.type = console_scripts
# black.entrypoint = black
# black.options = -l 79 REVISION_SCRIPT_FILENAME
# lint with attempts to fix using "ruff" - use the module runner, against the "ruff" module
# hooks = ruff
# ruff.type = module
# ruff.module = ruff
# ruff.options = check --fix REVISION_SCRIPT_FILENAME
# Alternatively, use the exec runner to execute a binary found on your PATH
# hooks = ruff
# ruff.type = exec
# ruff.executable = ruff
# ruff.options = check --fix REVISION_SCRIPT_FILENAME
# Logging configuration. This is also consumed by the user-maintained
# env.py script only.
[loggers]
keys = root,sqlalchemy,alembic
[handlers]
keys = console
[formatters]
keys = generic
[logger_root]
level = WARNING
handlers = console
qualname =
[logger_sqlalchemy]
level = WARNING
handlers =
qualname = sqlalchemy.engine
[logger_alembic]
level = INFO
handlers =
qualname = alembic
[handler_console]
class = StreamHandler
args = (sys.stderr,)
level = NOTSET
formatter = generic
[formatter_generic]
format = %(levelname)-5.5s [%(name)s] %(message)s
datefmt = %H:%M:%S

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backend/alembic/README Normal file
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Generic single-database configuration.

48
backend/alembic/env.py Normal file
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# backend/alembic/env.py
import os
import sys
from logging.config import fileConfig
from sqlalchemy import engine_from_config, pool
from alembic import context
# Afegir el backend al path perquè els imports funcionin
sys.path.insert(0, os.path.join(os.path.dirname(__file__), '..'))
from app.db import Base
import app.models.db_models # noqa: F401 — registra tots els models al Base
config = context.config
# Llegir DATABASE_URL de l'entorn (prioritat sobre alembic.ini)
db_url = os.environ.get('DATABASE_URL', config.get_main_option('sqlalchemy.url'))
config.set_main_option('sqlalchemy.url', db_url)
if config.config_file_name is not None:
fileConfig(config.config_file_name)
target_metadata = Base.metadata
def run_migrations_offline():
url = config.get_main_option("sqlalchemy.url")
context.configure(url=url, target_metadata=target_metadata, literal_binds=True)
with context.begin_transaction():
context.run_migrations()
def run_migrations_online():
connectable = engine_from_config(
config.get_section(config.config_ini_section, {}),
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()

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"""${message}
Revision ID: ${up_revision}
Revises: ${down_revision | comma,n}
Create Date: ${create_date}
"""
from typing import Sequence, Union
from alembic import op
import sqlalchemy as sa
${imports if imports else ""}
# revision identifiers, used by Alembic.
revision: str = ${repr(up_revision)}
down_revision: Union[str, Sequence[str], None] = ${repr(down_revision)}
branch_labels: Union[str, Sequence[str], None] = ${repr(branch_labels)}
depends_on: Union[str, Sequence[str], None] = ${repr(depends_on)}
def upgrade() -> None:
"""Upgrade schema."""
${upgrades if upgrades else "pass"}
def downgrade() -> None:
"""Downgrade schema."""
${downgrades if downgrades else "pass"}

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"""initial_schema
Revision ID: fef526537305
Revises:
Create Date: 2026-05-03 00:03:51.173534
"""
from typing import Sequence, Union
from alembic import op
import sqlalchemy as sa
# revision identifiers, used by Alembic.
revision: str = 'fef526537305'
down_revision: Union[str, Sequence[str], None] = None
branch_labels: Union[str, Sequence[str], None] = None
depends_on: Union[str, Sequence[str], None] = None
def upgrade() -> None:
"""Upgrade schema."""
# ### commands auto generated by Alembic - please adjust! ###
op.create_table('tasks',
sa.Column('id', sa.String(length=36), nullable=False),
sa.Column('task_type', sa.String(length=100), nullable=False),
sa.Column('entity_type', sa.String(length=50), nullable=True),
sa.Column('entity_id', sa.String(length=36), nullable=True),
sa.Column('status', sa.String(length=20), nullable=False),
sa.Column('progress', sa.Integer(), nullable=False),
sa.Column('message', sa.Text(), nullable=True),
sa.Column('result', sa.JSON(), nullable=True),
sa.Column('error', sa.Text(), nullable=True),
sa.Column('progress_detail', sa.JSON(), nullable=True),
sa.Column('created_at', sa.DateTime(), nullable=False),
sa.Column('updated_at', sa.DateTime(), nullable=False),
sa.PrimaryKeyConstraint('id')
)
op.create_table('users',
sa.Column('id', sa.String(length=36), nullable=False),
sa.Column('email', sa.String(length=255), nullable=False),
sa.Column('name', sa.String(length=255), nullable=False),
sa.Column('password_hash', sa.Text(), nullable=True),
sa.Column('role', sa.String(length=20), nullable=False),
sa.Column('status', sa.String(length=20), nullable=False),
sa.Column('created_at', sa.DateTime(), nullable=False),
sa.Column('updated_at', sa.DateTime(), nullable=False),
sa.PrimaryKeyConstraint('id'),
sa.UniqueConstraint('email')
)
op.create_table('invitation_tokens',
sa.Column('token', sa.String(length=36), nullable=False),
sa.Column('user_id', sa.String(length=36), nullable=False),
sa.Column('expires_at', sa.DateTime(), nullable=False),
sa.Column('used_at', sa.DateTime(), nullable=True),
sa.ForeignKeyConstraint(['user_id'], ['users.id'], ondelete='CASCADE'),
sa.PrimaryKeyConstraint('token')
)
op.create_table('password_reset_tokens',
sa.Column('token', sa.String(length=36), nullable=False),
sa.Column('user_id', sa.String(length=36), nullable=False),
sa.Column('expires_at', sa.DateTime(), nullable=False),
sa.Column('used_at', sa.DateTime(), nullable=True),
sa.ForeignKeyConstraint(['user_id'], ['users.id'], ondelete='CASCADE'),
sa.PrimaryKeyConstraint('token')
)
op.create_table('projects',
sa.Column('id', sa.String(length=36), nullable=False),
sa.Column('user_id', sa.String(length=36), nullable=True),
sa.Column('name', sa.String(length=255), nullable=False),
sa.Column('status', sa.String(length=50), nullable=False),
sa.Column('analysis_summary', sa.Text(), nullable=True),
sa.Column('simulation_requirement', sa.Text(), nullable=True),
sa.Column('chunk_size', sa.Integer(), nullable=False),
sa.Column('chunk_overlap', sa.Integer(), nullable=False),
sa.Column('active_task_id', sa.String(length=36), nullable=True),
sa.Column('created_at', sa.DateTime(), nullable=False),
sa.Column('updated_at', sa.DateTime(), nullable=False),
sa.ForeignKeyConstraint(['active_task_id'], ['tasks.id'], ondelete='SET NULL'),
sa.ForeignKeyConstraint(['user_id'], ['users.id'], ondelete='CASCADE'),
sa.PrimaryKeyConstraint('id')
)
op.create_table('system_config',
sa.Column('key', sa.String(length=100), nullable=False),
sa.Column('value', sa.Text(), nullable=True),
sa.Column('value_type', sa.String(length=20), nullable=False),
sa.Column('group', sa.String(length=50), nullable=False),
sa.Column('label', sa.String(length=255), nullable=False),
sa.Column('description', sa.Text(), nullable=False),
sa.Column('is_secret', sa.Boolean(), nullable=False),
sa.Column('updated_at', sa.DateTime(), nullable=False),
sa.Column('updated_by', sa.String(length=36), nullable=True),
sa.ForeignKeyConstraint(['updated_by'], ['users.id'], ondelete='SET NULL'),
sa.PrimaryKeyConstraint('key')
)
op.create_table('ontologies',
sa.Column('id', sa.String(length=36), nullable=False),
sa.Column('project_id', sa.String(length=36), nullable=False),
sa.Column('version', sa.Integer(), nullable=False),
sa.Column('entity_types', sa.JSON(), nullable=True),
sa.Column('edge_types', sa.JSON(), nullable=True),
sa.Column('created_at', sa.DateTime(), nullable=False),
sa.ForeignKeyConstraint(['project_id'], ['projects.id'], ondelete='CASCADE'),
sa.PrimaryKeyConstraint('id')
)
op.create_table('project_files',
sa.Column('id', sa.String(length=36), nullable=False),
sa.Column('project_id', sa.String(length=36), nullable=False),
sa.Column('original_name', sa.String(length=255), nullable=False),
sa.Column('storage_path', sa.Text(), nullable=False),
sa.Column('size', sa.Integer(), nullable=False),
sa.Column('mime_type', sa.String(length=100), nullable=False),
sa.Column('file_type', sa.String(length=30), nullable=False),
sa.Column('created_at', sa.DateTime(), nullable=False),
sa.ForeignKeyConstraint(['project_id'], ['projects.id'], ondelete='CASCADE'),
sa.PrimaryKeyConstraint('id')
)
op.create_table('graphs',
sa.Column('id', sa.String(length=36), nullable=False),
sa.Column('project_id', sa.String(length=36), nullable=False),
sa.Column('ontology_id', sa.String(length=36), nullable=True),
sa.Column('backend', sa.String(length=20), nullable=False),
sa.Column('external_id', sa.Text(), nullable=True),
sa.Column('status', sa.String(length=20), nullable=False),
sa.Column('node_count', sa.Integer(), nullable=True),
sa.Column('edge_count', sa.Integer(), nullable=True),
sa.Column('created_at', sa.DateTime(), nullable=False),
sa.Column('updated_at', sa.DateTime(), nullable=False),
sa.ForeignKeyConstraint(['ontology_id'], ['ontologies.id'], ondelete='SET NULL'),
sa.ForeignKeyConstraint(['project_id'], ['projects.id'], ondelete='CASCADE'),
sa.PrimaryKeyConstraint('id')
)
op.create_table('simulations',
sa.Column('id', sa.String(length=36), nullable=False),
sa.Column('project_id', sa.String(length=36), nullable=False),
sa.Column('graph_id', sa.String(length=36), nullable=True),
sa.Column('status', sa.String(length=30), nullable=False),
sa.Column('platform', sa.String(length=20), nullable=False),
sa.Column('config', sa.JSON(), nullable=True),
sa.Column('profiles_path', sa.Text(), nullable=True),
sa.Column('db_path', sa.Text(), nullable=True),
sa.Column('actions_path', sa.Text(), nullable=True),
sa.Column('rounds_total', sa.Integer(), nullable=True),
sa.Column('rounds_completed', sa.Integer(), nullable=False),
sa.Column('created_at', sa.DateTime(), nullable=False),
sa.Column('updated_at', sa.DateTime(), nullable=False),
sa.ForeignKeyConstraint(['graph_id'], ['graphs.id'], ondelete='SET NULL'),
sa.ForeignKeyConstraint(['project_id'], ['projects.id'], ondelete='CASCADE'),
sa.PrimaryKeyConstraint('id')
)
op.create_table('reports',
sa.Column('id', sa.String(length=36), nullable=False),
sa.Column('project_id', sa.String(length=36), nullable=False),
sa.Column('simulation_id', sa.String(length=36), nullable=True),
sa.Column('graph_id', sa.String(length=36), nullable=True),
sa.Column('status', sa.String(length=30), nullable=False),
sa.Column('outline', sa.JSON(), nullable=True),
sa.Column('storage_prefix', sa.Text(), nullable=True),
sa.Column('created_at', sa.DateTime(), nullable=False),
sa.Column('updated_at', sa.DateTime(), nullable=False),
sa.ForeignKeyConstraint(['graph_id'], ['graphs.id'], ondelete='SET NULL'),
sa.ForeignKeyConstraint(['project_id'], ['projects.id'], ondelete='CASCADE'),
sa.ForeignKeyConstraint(['simulation_id'], ['simulations.id'], ondelete='SET NULL'),
sa.PrimaryKeyConstraint('id')
)
# ### end Alembic commands ###
def downgrade() -> None:
"""Downgrade schema."""
# ### commands auto generated by Alembic - please adjust! ###
op.drop_table('reports')
op.drop_table('simulations')
op.drop_table('graphs')
op.drop_table('project_files')
op.drop_table('ontologies')
op.drop_table('system_config')
op.drop_table('projects')
op.drop_table('password_reset_tokens')
op.drop_table('invitation_tokens')
op.drop_table('users')
op.drop_table('tasks')
# ### end Alembic commands ###