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33 lines
1020 B
Python
33 lines
1020 B
Python
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"""Add 'prompter' to the postgres agentrole enum.
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The intake interviewer is a new agent role (``Role.PROMPTER`` in
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foundation/identity). Seeding/spawning its agent row requires the postgres
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``agentrole`` enum to carry the value. Mirrors migration 012's pattern.
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Revision ID: 025_agentrole_prompter
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Revises: 024_add_prompter_tables
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Create Date: 2026-06-08
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"""
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from __future__ import annotations
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from alembic import op
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revision = "025_agentrole_prompter"
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down_revision = "024_add_prompter_tables"
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branch_labels = None
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depends_on = None
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def upgrade() -> None:
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# Unguarded (renders in offline --sql so the enum-migration-parity test
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# sees it) and idempotent. PG 16 permits ADD VALUE inside a transaction —
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# same pattern as migration 020's backfill.
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op.execute("ALTER TYPE agentrole ADD VALUE IF NOT EXISTS 'prompter'")
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def downgrade() -> None:
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# Postgres does not support removing enum values without a destructive
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# type recreation. Forward-only by design (see migration 012).
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pass
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