feat: PocketVeto v1.0.0 — initial public release

Self-hosted US Congress monitoring platform with AI policy briefs,
bill/member/topic follows, ntfy + RSS + email notifications,
alignment scoring, collections, and draft-letter generator.

Authored by: Jack Levy

backend/alembic/versions/0018_add_effectiveness_and_cosponsors.py

@@ -0,0 +1,58 @@
+"""Add bill_category, cosponsors, and member effectiveness score columns
+
+Revision ID: 0018
+Revises: 0017
+"""
+from alembic import op
+import sqlalchemy as sa
+
+revision = "0018"
+down_revision = "0017"
+branch_labels = None
+depends_on = None
+
+
+def upgrade():
+    # Bill additions
+    op.add_column("bills", sa.Column("bill_category", sa.String(20), nullable=True))
+    op.add_column("bills", sa.Column("cosponsors_fetched_at", sa.DateTime(timezone=True), nullable=True))
+
+    # Co-sponsors table
+    op.create_table(
+        "bill_cosponsors",
+        sa.Column("id", sa.Integer, primary_key=True, autoincrement=True),
+        sa.Column("bill_id", sa.String, sa.ForeignKey("bills.bill_id", ondelete="CASCADE"), nullable=False),
+        sa.Column("bioguide_id", sa.String, sa.ForeignKey("members.bioguide_id", ondelete="SET NULL"), nullable=True),
+        sa.Column("name", sa.String(200)),
+        sa.Column("party", sa.String(50)),
+        sa.Column("state", sa.String(10)),
+        sa.Column("sponsored_date", sa.Date, nullable=True),
+        sa.Column("created_at", sa.DateTime(timezone=True), server_default=sa.text("now()")),
+    )
+    op.create_index("ix_bill_cosponsors_bill_id", "bill_cosponsors", ["bill_id"])
+    op.create_index("ix_bill_cosponsors_bioguide_id", "bill_cosponsors", ["bioguide_id"])
+    # Partial unique index — prevents duplicates for known members, allows multiple nulls
+    op.create_index(
+        "uq_bill_cosponsors_bill_member",
+        "bill_cosponsors",
+        ["bill_id", "bioguide_id"],
+        unique=True,
+        postgresql_where=sa.text("bioguide_id IS NOT NULL"),
+    )
+
+    # Member effectiveness columns
+    op.add_column("members", sa.Column("effectiveness_score", sa.Float, nullable=True))
+    op.add_column("members", sa.Column("effectiveness_percentile", sa.Float, nullable=True))
+    op.add_column("members", sa.Column("effectiveness_tier", sa.String(20), nullable=True))
+
+
+def downgrade():
+    op.drop_column("members", "effectiveness_tier")
+    op.drop_column("members", "effectiveness_percentile")
+    op.drop_column("members", "effectiveness_score")
+    op.drop_index("uq_bill_cosponsors_bill_member", "bill_cosponsors")
+    op.drop_index("ix_bill_cosponsors_bioguide_id", "bill_cosponsors")
+    op.drop_index("ix_bill_cosponsors_bill_id", "bill_cosponsors")
+    op.drop_table("bill_cosponsors")
+    op.drop_column("bills", "cosponsors_fetched_at")
+    op.drop_column("bills", "bill_category")