/**
 * @fileoverview Migration v12 -- Risk score history for trend detection
 * @see SMI-3864
 *
 * Stores point-in-time risk score snapshots after each security scan.
 * No FOREIGN KEY on skill_id — direct-install skills (GitHub URLs) may not
 * exist in the local skills table (Review #6).
 */
export declare const MIGRATION_V12_SQL = "\nCREATE TABLE IF NOT EXISTS risk_score_history (\n  id INTEGER PRIMARY KEY AUTOINCREMENT,\n  skill_id TEXT NOT NULL,\n  risk_score INTEGER NOT NULL CHECK(risk_score >= 0 AND risk_score <= 100),\n  findings_count INTEGER NOT NULL DEFAULT 0,\n  content_hash TEXT,\n  scanned_at TEXT NOT NULL DEFAULT (datetime('now')),\n  source TEXT NOT NULL DEFAULT 'install'\n);\n\nCREATE INDEX IF NOT EXISTS idx_risk_score_history_skill_id\n  ON risk_score_history(skill_id);\nCREATE INDEX IF NOT EXISTS idx_risk_score_history_scanned_at\n  ON risk_score_history(skill_id, scanned_at);\n";
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