Created genre table and added links and endpoints for it.

migrations/versions/9d7a43ac5dfc_genres.py

@@ -0,0 +1,45 @@
+"""genres
+
+Revision ID: 9d7a43ac5dfc
+Revises: d266fdc61e99
+Create Date: 2025-06-25 11:24:30.229418
+
+"""
+from typing import Sequence, Union
+
+from alembic import op
+import sqlalchemy as sa
+import sqlmodel
+
+
+# revision identifiers, used by Alembic.
+revision: str = '9d7a43ac5dfc'
+down_revision: Union[str, None] = 'd266fdc61e99'
+branch_labels: Union[str, Sequence[str], None] = None
+depends_on: Union[str, Sequence[str], None] = None
+
+
+def upgrade() -> None:
+    # ### commands auto generated by Alembic - please adjust! ###
+    op.create_table('genre',
+    sa.Column('name', sqlmodel.sql.sqltypes.AutoString(), nullable=False),
+    sa.Column('id', sa.Integer(), nullable=False),
+    sa.PrimaryKeyConstraint('id')
+    )
+    op.create_index(op.f('ix_genre_id'), 'genre', ['id'], unique=False)
+    op.create_table('genrebooklink',
+    sa.Column('genre_id', sa.Integer(), nullable=False),
+    sa.Column('book_id', sa.Integer(), nullable=False),
+    sa.ForeignKeyConstraint(['book_id'], ['book.id'], ),
+    sa.ForeignKeyConstraint(['genre_id'], ['genre.id'], ),
+    sa.PrimaryKeyConstraint('genre_id', 'book_id')
+    )
+    # ### end Alembic commands ###
+
+
+def downgrade() -> None:
+    # ### commands auto generated by Alembic - please adjust! ###
+    op.drop_table('genrebooklink')
+    op.drop_index(op.f('ix_genre_id'), table_name='genre')
+    op.drop_table('genre')
+    # ### end Alembic commands ###