0004_release_system_v2.py
python
| 1 | """Release system v2 — semver + channel + changelog + wire tags. |
| 2 | |
| 3 | Revision ID: 0004 |
| 4 | Revises: 0003 |
| 5 | Create Date: 2026-03-21 |
| 6 | |
| 7 | Changes: |
| 8 | MUSEHUB_RELEASES |
| 9 | - DROP COLUMN is_prerelease (replaced by channel) |
| 10 | - ADD COLUMN channel VARCHAR(20) NOT NULL DEFAULT 'stable' |
| 11 | - ADD COLUMN semver_major INT NOT NULL DEFAULT 0 |
| 12 | - ADD COLUMN semver_minor INT NOT NULL DEFAULT 0 |
| 13 | - ADD COLUMN semver_patch INT NOT NULL DEFAULT 0 |
| 14 | - ADD COLUMN semver_pre VARCHAR(255) NOT NULL DEFAULT '' |
| 15 | - ADD COLUMN semver_build VARCHAR(255) NOT NULL DEFAULT '' |
| 16 | - ADD COLUMN snapshot_id VARCHAR(128) NULL |
| 17 | - ADD COLUMN agent_id VARCHAR(255) NOT NULL DEFAULT '' |
| 18 | - ADD COLUMN model_id VARCHAR(255) NOT NULL DEFAULT '' |
| 19 | - ADD COLUMN changelog_json TEXT NOT NULL DEFAULT '[]' |
| 20 | - Make title nullable (default '') — CLI may omit it |
| 21 | |
| 22 | NEW TABLE |
| 23 | - musehub_wire_tags: lightweight semantic tags pushed via wire protocol |
| 24 | """ |
| 25 | import sqlalchemy as sa |
| 26 | from alembic import op |
| 27 | |
| 28 | |
| 29 | revision = "0004" |
| 30 | down_revision = "0003" |
| 31 | branch_labels = None |
| 32 | depends_on = None |
| 33 | |
| 34 | |
| 35 | def upgrade() -> None: |
| 36 | # ── musehub_releases — drop is_prerelease, add rich semver/channel fields ── |
| 37 | op.drop_column("musehub_releases", "is_prerelease") |
| 38 | |
| 39 | op.add_column( |
| 40 | "musehub_releases", |
| 41 | sa.Column("channel", sa.String(20), nullable=False, server_default="stable"), |
| 42 | ) |
| 43 | op.create_index( |
| 44 | "ix_musehub_releases_channel", |
| 45 | "musehub_releases", |
| 46 | ["channel"], |
| 47 | ) |
| 48 | |
| 49 | op.add_column( |
| 50 | "musehub_releases", |
| 51 | sa.Column("semver_major", sa.Integer(), nullable=False, server_default="0"), |
| 52 | ) |
| 53 | op.add_column( |
| 54 | "musehub_releases", |
| 55 | sa.Column("semver_minor", sa.Integer(), nullable=False, server_default="0"), |
| 56 | ) |
| 57 | op.add_column( |
| 58 | "musehub_releases", |
| 59 | sa.Column("semver_patch", sa.Integer(), nullable=False, server_default="0"), |
| 60 | ) |
| 61 | op.add_column( |
| 62 | "musehub_releases", |
| 63 | sa.Column("semver_pre", sa.String(255), nullable=False, server_default=""), |
| 64 | ) |
| 65 | op.add_column( |
| 66 | "musehub_releases", |
| 67 | sa.Column("semver_build", sa.String(255), nullable=False, server_default=""), |
| 68 | ) |
| 69 | op.add_column( |
| 70 | "musehub_releases", |
| 71 | sa.Column("snapshot_id", sa.String(128), nullable=True), |
| 72 | ) |
| 73 | op.add_column( |
| 74 | "musehub_releases", |
| 75 | sa.Column("agent_id", sa.String(255), nullable=False, server_default=""), |
| 76 | ) |
| 77 | op.add_column( |
| 78 | "musehub_releases", |
| 79 | sa.Column("model_id", sa.String(255), nullable=False, server_default=""), |
| 80 | ) |
| 81 | op.add_column( |
| 82 | "musehub_releases", |
| 83 | sa.Column("changelog_json", sa.Text(), nullable=False, server_default="[]"), |
| 84 | ) |
| 85 | |
| 86 | # title was NOT NULL with no default — make it nullable so CLI omitting it works. |
| 87 | op.alter_column("musehub_releases", "title", server_default="", nullable=False) |
| 88 | |
| 89 | # ── musehub_wire_tags — new table ───────────────────────────────────────── |
| 90 | op.create_table( |
| 91 | "musehub_wire_tags", |
| 92 | sa.Column("tag_id", sa.String(36), primary_key=True), |
| 93 | sa.Column( |
| 94 | "repo_id", |
| 95 | sa.String(36), |
| 96 | sa.ForeignKey("musehub_repos.repo_id", ondelete="CASCADE"), |
| 97 | nullable=False, |
| 98 | ), |
| 99 | sa.Column("commit_id", sa.String(64), nullable=False), |
| 100 | sa.Column("tag", sa.String(500), nullable=False), |
| 101 | sa.Column( |
| 102 | "created_at", |
| 103 | sa.DateTime(timezone=True), |
| 104 | nullable=False, |
| 105 | server_default=sa.text("NOW()"), |
| 106 | ), |
| 107 | sa.UniqueConstraint("repo_id", "tag", name="uq_musehub_wire_tags_repo_tag"), |
| 108 | ) |
| 109 | op.create_index( |
| 110 | "ix_musehub_wire_tags_repo_id", |
| 111 | "musehub_wire_tags", |
| 112 | ["repo_id"], |
| 113 | ) |
| 114 | op.create_index( |
| 115 | "ix_musehub_wire_tags_tag", |
| 116 | "musehub_wire_tags", |
| 117 | ["tag"], |
| 118 | ) |
| 119 | |
| 120 | |
| 121 | def downgrade() -> None: |
| 122 | op.drop_table("musehub_wire_tags") |
| 123 | |
| 124 | op.drop_column("musehub_releases", "changelog_json") |
| 125 | op.drop_column("musehub_releases", "model_id") |
| 126 | op.drop_column("musehub_releases", "agent_id") |
| 127 | op.drop_column("musehub_releases", "snapshot_id") |
| 128 | op.drop_column("musehub_releases", "semver_build") |
| 129 | op.drop_column("musehub_releases", "semver_pre") |
| 130 | op.drop_column("musehub_releases", "semver_patch") |
| 131 | op.drop_column("musehub_releases", "semver_minor") |
| 132 | op.drop_column("musehub_releases", "semver_major") |
| 133 | op.drop_index("ix_musehub_releases_channel", table_name="musehub_releases") |
| 134 | op.drop_column("musehub_releases", "channel") |
| 135 | |
| 136 | op.add_column( |
| 137 | "musehub_releases", |
| 138 | sa.Column("is_prerelease", sa.Boolean(), nullable=False, server_default="false"), |
| 139 | ) |