First MVP

alembic/README

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+# Alembic migrations

alembic/env.py

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+from __future__ import annotations
+
+from logging.config import fileConfig
+
+from alembic import context
+from sqlalchemy import engine_from_config, pool
+
+from gitea_codex_bot.config import get_settings
+from gitea_codex_bot.db import Base
+from gitea_codex_bot import models  # noqa: F401
+
+config = context.config
+if config.config_file_name is not None:
+    fileConfig(config.config_file_name)
+
+target_metadata = Base.metadata
+settings = get_settings()
+config.set_main_option("sqlalchemy.url", settings.sqlalchemy_url)
+
+
+def run_migrations_offline() -> None:
+    url = config.get_main_option("sqlalchemy.url")
+    context.configure(url=url, target_metadata=target_metadata, literal_binds=True, dialect_opts={"paramstyle": "named"})
+
+    with context.begin_transaction():
+        context.run_migrations()
+
+
+def run_migrations_online() -> None:
+    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()

alembic/versions/0001_initial.py

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+"""initial schema
+
+Revision ID: 0001_initial
+Revises:
+Create Date: 2026-05-22 19:00:00
+"""
+
+from typing import Sequence, Union
+
+from alembic import op
+import sqlalchemy as sa
+
+
+revision: str = "0001_initial"
+down_revision: Union[str, None] = None
+branch_labels: Union[str, Sequence[str], None] = None
+depends_on: Union[str, Sequence[str], None] = None
+
+
+def upgrade() -> None:
+    op.create_table(
+        "webhook_events",
+        sa.Column("id", sa.Integer(), autoincrement=True, nullable=False),
+        sa.Column("delivery_id", sa.String(length=255), nullable=True),
+        sa.Column("event_name", sa.String(length=128), nullable=False),
+        sa.Column("repo", sa.String(length=255), nullable=False),
+        sa.Column("comment_id", sa.Integer(), nullable=True),
+        sa.Column("payload_sha256", sa.String(length=64), nullable=False),
+        sa.Column("created_at", sa.DateTime(timezone=True), server_default=sa.text("CURRENT_TIMESTAMP"), nullable=False),
+        sa.PrimaryKeyConstraint("id"),
+        sa.UniqueConstraint("delivery_id", name="uq_webhook_events_delivery_id"),
+        sa.UniqueConstraint("repo", "comment_id", name="uq_webhook_events_repo_comment"),
+    )
+
+    job_status_enum = sa.Enum("queued", "running", "succeeded", "failed", "skipped", name="jobstatus")
+    job_status_enum.create(op.get_bind(), checkfirst=True)
+
+    op.create_table(
+        "review_jobs",
+        sa.Column("id", sa.Integer(), autoincrement=True, nullable=False),
+        sa.Column("repo", sa.String(length=255), nullable=False),
+        sa.Column("pr_number", sa.Integer(), nullable=False),
+        sa.Column("head_sha", sa.String(length=64), nullable=False),
+        sa.Column("trigger_comment_id", sa.Integer(), nullable=False),
+        sa.Column("command", sa.String(length=64), nullable=False),
+        sa.Column("command_args", sa.Text(), nullable=True),
+        sa.Column("requested_by", sa.String(length=255), nullable=False),
+        sa.Column("status", job_status_enum, nullable=False),
+        sa.Column("last_error", sa.Text(), nullable=True),
+        sa.Column("result_json", sa.JSON(), nullable=True),
+        sa.Column("created_at", sa.DateTime(timezone=True), server_default=sa.text("CURRENT_TIMESTAMP"), nullable=False),
+        sa.Column("updated_at", sa.DateTime(timezone=True), server_default=sa.text("CURRENT_TIMESTAMP"), nullable=False),
+        sa.Column("started_at", sa.DateTime(timezone=True), nullable=True),
+        sa.Column("finished_at", sa.DateTime(timezone=True), nullable=True),
+        sa.PrimaryKeyConstraint("id"),
+        sa.UniqueConstraint("repo", "trigger_comment_id", name="uq_review_jobs_repo_trigger_comment"),
+    )
+    op.create_index("ix_review_jobs_lookup", "review_jobs", ["repo", "pr_number", "head_sha", "status", "created_at"], unique=False)
+
+    run_status_enum = sa.Enum("running", "succeeded", "failed", "skipped", name="runstatus")
+    run_status_enum.create(op.get_bind(), checkfirst=True)
+
+    op.create_table(
+        "review_runs",
+        sa.Column("id", sa.Integer(), autoincrement=True, nullable=False),
+        sa.Column("job_id", sa.Integer(), nullable=False),
+        sa.Column("status", run_status_enum, nullable=False),
+        sa.Column("runner_container_id", sa.String(length=128), nullable=True),
+        sa.Column("result_json", sa.JSON(), nullable=True),
+        sa.Column("error_message", sa.Text(), nullable=True),
+        sa.Column("started_at", sa.DateTime(timezone=True), server_default=sa.text("CURRENT_TIMESTAMP"), nullable=False),
+        sa.Column("finished_at", sa.DateTime(timezone=True), nullable=True),
+        sa.ForeignKeyConstraint(["job_id"], ["review_jobs.id"], ondelete="CASCADE"),
+        sa.PrimaryKeyConstraint("id"),
+    )
+    op.create_index("ix_review_runs_job_status", "review_runs", ["job_id", "status"], unique=False)
+
+    op.create_table(
+        "bot_comments",
+        sa.Column("id", sa.Integer(), autoincrement=True, nullable=False),
+        sa.Column("repo", sa.String(length=255), nullable=False),
+        sa.Column("pr_number", sa.Integer(), nullable=False),
+        sa.Column("head_sha", sa.String(length=64), nullable=False),
+        sa.Column("gitea_comment_id", sa.Integer(), nullable=False),
+        sa.Column("marker", sa.String(length=255), nullable=False),
+        sa.Column("created_at", sa.DateTime(timezone=True), server_default=sa.text("CURRENT_TIMESTAMP"), nullable=False),
+        sa.Column("updated_at", sa.DateTime(timezone=True), server_default=sa.text("CURRENT_TIMESTAMP"), nullable=False),
+        sa.PrimaryKeyConstraint("id"),
+        sa.UniqueConstraint("repo", "pr_number", "marker", name="uq_bot_comments_marker"),
+    )
+    op.create_index("ix_bot_comments_repo_pr", "bot_comments", ["repo", "pr_number"], unique=False)
+
+
+def downgrade() -> None:
+    op.drop_index("ix_bot_comments_repo_pr", table_name="bot_comments")
+    op.drop_table("bot_comments")
+
+    op.drop_index("ix_review_runs_job_status", table_name="review_runs")
+    op.drop_table("review_runs")
+
+    op.drop_index("ix_review_jobs_lookup", table_name="review_jobs")
+    op.drop_table("review_jobs")
+
+    op.drop_table("webhook_events")
+
+    sa.Enum(name="runstatus").drop(op.get_bind(), checkfirst=True)
+    sa.Enum(name="jobstatus").drop(op.get_bind(), checkfirst=True)