feat: redesign match play and add broadcast tooling

scripts/migrations/0001-platform.sql

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+-- Platform columns and tables added in the 2026 rewrite. Idempotent: safe on
+-- databases where the old migrate-platform script already ran.
+ALTER TABLE "user" ADD COLUMN IF NOT EXISTS osu_id integer;
+ALTER TABLE "user" ADD COLUMN IF NOT EXISTS country_code text;
+ALTER TABLE "user" ADD COLUMN IF NOT EXISTS discord_id text;
+ALTER TABLE "user" ADD COLUMN IF NOT EXISTS banned_at timestamptz;
+ALTER TABLE "user" ADD COLUMN IF NOT EXISTS timezone text;
+ALTER TABLE "user" ADD COLUMN IF NOT EXISTS available_hours jsonb;
+CREATE UNIQUE INDEX IF NOT EXISTS user_osu_id_idx ON "user" (osu_id) WHERE osu_id IS NOT NULL;
+
+ALTER TABLE player_rating ADD COLUMN IF NOT EXISTS provisional boolean NOT NULL DEFAULT true;
+UPDATE player_rating SET provisional = false WHERE wins + losses >= 5 AND provisional;
+
+CREATE TABLE IF NOT EXISTS team_rating (
+	team_id uuid PRIMARY KEY REFERENCES team(id) ON DELETE CASCADE,
+	elo integer NOT NULL DEFAULT 1000,
+	wins integer NOT NULL DEFAULT 0,
+	losses integer NOT NULL DEFAULT 0,
+	updated_at timestamptz NOT NULL DEFAULT now()
+);
+
+ALTER TABLE mappool ADD COLUMN IF NOT EXISTS origin text;
+ALTER TABLE mappool ADD COLUMN IF NOT EXISTS rating real;
+
+ALTER TABLE match ADD COLUMN IF NOT EXISTS game text NOT NULL DEFAULT 'osu';
+ALTER TABLE match ADD COLUMN IF NOT EXISTS kind text NOT NULL DEFAULT 'custom';
+ALTER TABLE match ADD COLUMN IF NOT EXISTS procedure jsonb;
+ALTER TABLE match ADD COLUMN IF NOT EXISTS deadline_at timestamptz;
+ALTER TABLE match ADD COLUMN IF NOT EXISTS elo_applied boolean NOT NULL DEFAULT false;
+
+ALTER TABLE match_queue ADD COLUMN IF NOT EXISTS format integer NOT NULL DEFAULT 1;
+
+CREATE TABLE IF NOT EXISTS match_event (
+	id uuid PRIMARY KEY DEFAULT gen_random_uuid(),
+	match_id uuid NOT NULL REFERENCES match(id) ON DELETE CASCADE,
+	type text NOT NULL,
+	detail text,
+	created_at timestamptz NOT NULL DEFAULT now()
+);
+CREATE INDEX IF NOT EXISTS idx_match_event_match ON match_event (match_id, created_at);
+
+CREATE TABLE IF NOT EXISTS system_state (
+	id text PRIMARY KEY,
+	draining boolean NOT NULL DEFAULT false,
+	reason text,
+	updated_at timestamptz NOT NULL DEFAULT now()
+);

scripts/migrations/0002-auth-connections.sql

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+-- Additive migration: old releases can still read their original email column.
+-- Runtime identity is always account(provider_id, account_id), never an email pattern.
+ALTER TABLE "user" ADD COLUMN IF NOT EXISTS contact_email text;
+ALTER TABLE "user" ADD COLUMN IF NOT EXISTS root_admin boolean NOT NULL DEFAULT false;
+ALTER TABLE "user" ADD COLUMN IF NOT EXISTS merged_into_user_id text;
+ALTER TABLE account ADD COLUMN IF NOT EXISTS profile jsonb;
+
+UPDATE "user" SET contact_email = lower(email)
+WHERE contact_email IS NULL AND email !~* '@(osu\.local|discord\.local|identity\.invalid)$';
+CREATE UNIQUE INDEX IF NOT EXISTS user_contact_email_unique ON "user" (contact_email);
+
+-- Fail the transaction for conflicting connections; never guess which user owns one.
+CREATE UNIQUE INDEX IF NOT EXISTS account_provider_identity_idx ON account (provider_id, account_id);
+CREATE UNIQUE INDEX IF NOT EXISTS account_user_provider_idx ON account (user_id, provider_id);
+
+-- Profile backfill is best effort; OAuth refreshes it on the next successful sign-in.
+UPDATE account a SET profile = jsonb_build_object(
+  'username', u.name, 'image', u.image, 'email', null, 'emailVerified', false,
+  'countryCode', u.country_code, 'globalRank', r.osu_rank_at_seed
+)
+FROM "user" u LEFT JOIN player_rating r ON r.user_id = u.id
+WHERE a.user_id = u.id AND a.provider_id IN ('osu', 'discord') AND a.profile IS NULL;
+
+-- Repair solo roster snapshots only where ownership is unambiguous. Match discovery
+-- and authorization can then use the same persisted participant roster.
+INSERT INTO team_member (team_id, user_id, role)
+SELECT t.id, t.owner_id, 'owner' FROM team t
+JOIN "user" u ON u.id = t.owner_id
+WHERE t.is_personal AND NOT EXISTS (
+  SELECT 1 FROM team_member tm WHERE tm.team_id = t.id AND tm.user_id = t.owner_id
+);
+INSERT INTO match_participant_player (participant_id, user_id)
+SELECT p.id, t.owner_id FROM match_participant p JOIN team t ON t.id = p.team_id
+JOIN "user" u ON u.id = t.owner_id
+WHERE t.is_personal AND NOT EXISTS (
+  SELECT 1 FROM match_participant_player pp WHERE pp.participant_id = p.id
+);

scripts/migrations/0003-match-runtime.sql

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+-- Optimistic locking for the match actor, the hosting IRC account for
+-- rejoining after a restart, and an undo log for rating changes.
+ALTER TABLE match ADD COLUMN IF NOT EXISTS revision integer NOT NULL DEFAULT 0;
+ALTER TABLE match ADD COLUMN IF NOT EXISTS irc_account text;
+
+CREATE TABLE IF NOT EXISTS rating_change (
+	id uuid PRIMARY KEY DEFAULT gen_random_uuid(),
+	match_id uuid NOT NULL REFERENCES match(id) ON DELETE CASCADE,
+	subject text NOT NULL,
+	subject_id text NOT NULL,
+	before integer NOT NULL,
+	after integer NOT NULL,
+	won boolean NOT NULL,
+	created_at timestamptz NOT NULL DEFAULT now()
+);
+CREATE INDEX IF NOT EXISTS idx_rating_change_match ON rating_change (match_id);
+CREATE INDEX IF NOT EXISTS idx_rating_change_subject ON rating_change (subject_id);
+
+-- Matches the previous process left mid-flight are resumed by the runtime.
+CREATE INDEX IF NOT EXISTS idx_match_game_match_state ON match_game (match_id, state);

scripts/migrations/0004-tournament-branding.sql

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+-- Tournament pages carry their own identity: icon, accent, forum post, links, prizes.
+ALTER TABLE tournament ADD COLUMN IF NOT EXISTS tagline text;
+ALTER TABLE tournament ADD COLUMN IF NOT EXISTS icon_url text;
+ALTER TABLE tournament ADD COLUMN IF NOT EXISTS accent_color text;
+ALTER TABLE tournament ADD COLUMN IF NOT EXISTS forum_post text;
+ALTER TABLE tournament ADD COLUMN IF NOT EXISTS links jsonb;
+ALTER TABLE tournament ADD COLUMN IF NOT EXISTS prizes jsonb;

scripts/migrations/0005-openskill.sql

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+-- OpenSkill ratings: elo becomes mu, and sigma holds the uncertainty.
+-- Existing rows keep sigma NULL; the app estimates it from games played.
+ALTER TABLE player_rating ADD COLUMN IF NOT EXISTS sigma real;
+ALTER TABLE team_rating ADD COLUMN IF NOT EXISTS sigma real;
+ALTER TABLE rating_change ADD COLUMN IF NOT EXISTS sigma_before real;
+ALTER TABLE rating_change ADD COLUMN IF NOT EXISTS sigma_after real;

scripts/migrations/0006-predictions.sql

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+-- Spectator predictions and tournament pick'ems.
+CREATE TABLE IF NOT EXISTS prediction (
+	id uuid PRIMARY KEY DEFAULT gen_random_uuid(),
+	user_id text NOT NULL,
+	match_id uuid REFERENCES match(id) ON DELETE CASCADE,
+	tournament_match_id uuid REFERENCES tournament_match(id) ON DELETE CASCADE,
+	winner_team_id uuid NOT NULL REFERENCES team(id) ON DELETE CASCADE,
+	winner_score integer,
+	loser_score integer,
+	points integer,
+	created_at timestamptz NOT NULL DEFAULT now(),
+	updated_at timestamptz NOT NULL DEFAULT now(),
+	CONSTRAINT prediction_one_subject CHECK ((match_id IS NULL) <> (tournament_match_id IS NULL))
+);
+CREATE UNIQUE INDEX IF NOT EXISTS idx_prediction_user_match ON prediction (user_id, match_id);
+CREATE UNIQUE INDEX IF NOT EXISTS idx_prediction_user_tmatch ON prediction (user_id, tournament_match_id);
+CREATE INDEX IF NOT EXISTS idx_prediction_match ON prediction (match_id);
+CREATE INDEX IF NOT EXISTS idx_prediction_tmatch ON prediction (tournament_match_id);

scripts/migrations/0007-jsonb-repair.sql

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+-- Drizzle's jsonb with Bun.SQL stored objects as JSON strings ("{\"a\":1}")
+-- until src/lib/server/db/jsonb.ts. Turn those strings back into objects.
+DO $$
+DECLARE r record;
+BEGIN
+	FOR r IN
+		SELECT table_name, column_name FROM information_schema.columns
+		WHERE table_schema = 'public' AND data_type = 'jsonb'
+	LOOP
+		EXECUTE format(
+			'UPDATE %I SET %I = (%I #>> ''{}'')::jsonb WHERE jsonb_typeof(%I) = ''string'' AND left(%I #>> ''{}'', 1) IN (''{'', ''['')',
+			r.table_name, r.column_name, r.column_name, r.column_name, r.column_name
+		);
+	END LOOP;
+END $$;

scripts/migrations/0008-broadcast.sql

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+-- Stream channels: what an overlay shows and how it is laid out.
+CREATE TABLE IF NOT EXISTS broadcast_channel (
+	id uuid PRIMARY KEY DEFAULT gen_random_uuid(),
+	name text NOT NULL,
+	mode text NOT NULL DEFAULT 'auto',
+	match_id uuid REFERENCES match(id) ON DELETE SET NULL,
+	tournament_id uuid REFERENCES tournament(id) ON DELETE CASCADE,
+	layout jsonb NOT NULL,
+	agent_token_hash text,
+	created_by text,
+	created_at timestamptz NOT NULL DEFAULT now(),
+	updated_at timestamptz NOT NULL DEFAULT now()
+);

scripts/migrations/0009-match-lobby-kind.sql

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+-- Matches now remember where their lobby lives. Simulated lobbies are numbered
+-- from 2,090,000,000 up, far above real osu! match ids.
+UPDATE match SET config = config || '{"lobby":"simulator"}'::jsonb
+WHERE osu_lobby_id >= 2000000000 AND NOT (config ? 'lobby');

scripts/migrations/0010-streaming.sql

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+-- Streaming to platforms, recordings and on-site playback.
+ALTER TABLE broadcast_channel ADD COLUMN IF NOT EXISTS format text NOT NULL DEFAULT 'landscape';
+ALTER TABLE broadcast_channel ADD COLUMN IF NOT EXISTS quality text NOT NULL DEFAULT '1080p30';
+ALTER TABLE broadcast_channel ADD COLUMN IF NOT EXISTS live boolean NOT NULL DEFAULT false;
+ALTER TABLE broadcast_channel ADD COLUMN IF NOT EXISTS record boolean NOT NULL DEFAULT true;
+
+CREATE TABLE IF NOT EXISTS broadcast_destination (
+	id uuid PRIMARY KEY DEFAULT gen_random_uuid(),
+	channel_id uuid NOT NULL REFERENCES broadcast_channel(id) ON DELETE CASCADE,
+	platform text NOT NULL,
+	label text NOT NULL,
+	ingest_url text NOT NULL,
+	stream_key text NOT NULL,
+	enabled boolean NOT NULL DEFAULT true,
+	created_at timestamptz NOT NULL DEFAULT now()
+);
+CREATE INDEX IF NOT EXISTS idx_broadcast_destination_channel ON broadcast_destination (channel_id);
+
+CREATE TABLE IF NOT EXISTS broadcast_session (
+	id uuid PRIMARY KEY DEFAULT gen_random_uuid(),
+	channel_id uuid NOT NULL REFERENCES broadcast_channel(id) ON DELETE CASCADE,
+	started_at timestamptz NOT NULL DEFAULT now(),
+	ended_at timestamptz,
+	seen_at timestamptz NOT NULL DEFAULT now(),
+	storage_prefix text,
+	duration_sec integer NOT NULL DEFAULT 0,
+	chapters jsonb NOT NULL DEFAULT '[]',
+	destinations jsonb NOT NULL DEFAULT '[]'
+);
+CREATE INDEX IF NOT EXISTS idx_broadcast_session_channel ON broadcast_session (channel_id, started_at);