-- file: crates/knowledge-store-postgres-lib/migrations/V1__initial_sources.sql
-- version: 1

CREATE TABLE knowledge_sources (
    source_id TEXT PRIMARY KEY,
    family TEXT NOT NULL CHECK (family IN ('pgr', 'howto', 'snippet', 'project_local')),
    git_reference TEXT NOT NULL
);

CREATE TABLE knowledge_source_sync_state (
    source_id TEXT PRIMARY KEY REFERENCES knowledge_sources(source_id) ON DELETE CASCADE,
    last_synchronized_revision TEXT NOT NULL
);