Create Relay Bot MVP

migrations/versions/0001_initial.py

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+"""initial schema"""
+
+from alembic import op
+
+from app.database.models import Base
+
+revision = "0001_initial"
+down_revision = None
+branch_labels = None
+depends_on = None
+
+
+def upgrade() -> None:
+    bind = op.get_bind()
+    Base.metadata.create_all(
+        bind,
+        tables=[
+            table for table in Base.metadata.sorted_tables if table.name != "repository_bindings"
+        ],
+    )
+
+
+def downgrade() -> None:
+    Base.metadata.drop_all(op.get_bind())

migrations/versions/0002_repository_bindings.py

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+"""chat scoped repository bindings"""
+
+import sqlalchemy as sa
+from alembic import op
+
+revision = "0002_repository_bindings"
+down_revision = "0001_initial"
+branch_labels = None
+depends_on = None
+
+
+def upgrade() -> None:
+    op.create_table(
+        "repository_bindings",
+        sa.Column("id", sa.Integer(), primary_key=True),
+        sa.Column("chat_id", sa.BigInteger(), nullable=False),
+        sa.Column("thread_id", sa.BigInteger(), nullable=True),
+        sa.Column("url", sa.String(length=2000), nullable=False),
+        sa.Column("branch", sa.String(length=255), nullable=False, server_default="HEAD"),
+        sa.Column("cache_path", sa.String(length=2000), nullable=False, unique=True),
+        sa.Column("commit", sa.String(length=64), nullable=False),
+        sa.Column("attached_by", sa.BigInteger(), nullable=False),
+        sa.Column("created_at", sa.DateTime(timezone=True), server_default=sa.func.now()),
+        sa.Column("synced_at", sa.DateTime(timezone=True), server_default=sa.func.now()),
+    )
+    op.create_index("ix_repository_bindings_chat_id", "repository_bindings", ["chat_id"])
+    op.create_index("ix_repository_bindings_thread_id", "repository_bindings", ["thread_id"])
+
+
+def downgrade() -> None:
+    op.drop_index("ix_repository_bindings_thread_id", table_name="repository_bindings")
+    op.drop_index("ix_repository_bindings_chat_id", table_name="repository_bindings")
+    op.drop_table("repository_bindings")