feat: import F95 covers using personal encrypted sessions

backend/migrations/versions/0005_f95_sessions.py

@@ -0,0 +1,15 @@
+"""Personal encrypted F95zone sessions."""
+import sqlalchemy as sa
+from alembic import op
+
+revision = "0005"
+down_revision = "0004"
+branch_labels = depends_on = None
+
+
+def upgrade():
+    op.add_column("users", sa.Column("f95_session", sa.Text(), nullable=True))
+
+
+def downgrade():
+    op.drop_column("users", "f95_session")