diff --git a/migrations/__pycache__/env.cpython-312.pyc b/migrations/__pycache__/env.cpython-312.pyc
new file mode 100644
index 0000000..9fe933a
Binary files /dev/null and b/migrations/__pycache__/env.cpython-312.pyc differ
diff --git a/migrations/versions/__pycache__/ec6bbcd361bd_.cpython-312.pyc b/migrations/versions/__pycache__/ec6bbcd361bd_.cpython-312.pyc
new file mode 100644
index 0000000..90bb27f
Binary files /dev/null and b/migrations/versions/__pycache__/ec6bbcd361bd_.cpython-312.pyc differ
diff --git a/migrations/versions/ec6bbcd361bd_.py b/migrations/versions/ec6bbcd361bd_.py
new file mode 100644
index 0000000..3458621
--- /dev/null
+++ b/migrations/versions/ec6bbcd361bd_.py
@@ -0,0 +1,44 @@
+"""empty message
+
+Revision ID: ec6bbcd361bd
+Revises: 
+Create Date: 2024-03-13 08:22:23.761783
+
+"""
+from alembic import op
+import sqlalchemy as sa
+
+
+# revision identifiers, used by Alembic.
+revision = 'ec6bbcd361bd'
+down_revision = None
+branch_labels = None
+depends_on = None
+
+
+def upgrade():
+    # ### commands auto generated by Alembic - please adjust! ###
+    with op.batch_alter_table('oboruds', schema=None) as batch_op:
+        batch_op.drop_column('duplicate')
+
+    with op.batch_alter_table('zametki', schema=None) as batch_op:
+        batch_op.alter_column('txtzam',
+               existing_type=sa.TEXT(length=10000),
+               type_=sa.String(length=10000),
+               existing_nullable=True)
+
+    # ### end Alembic commands ###
+
+
+def downgrade():
+    # ### commands auto generated by Alembic - please adjust! ###
+    with op.batch_alter_table('zametki', schema=None) as batch_op:
+        batch_op.alter_column('txtzam',
+               existing_type=sa.String(length=10000),
+               type_=sa.TEXT(length=10000),
+               existing_nullable=True)
+
+    with op.batch_alter_table('oboruds', schema=None) as batch_op:
+        batch_op.add_column(sa.Column('duplicate', sa.BOOLEAN(), nullable=True))
+
+    # ### end Alembic commands ###