-- The plan lives in the same private SQLite database as backup metadata. Files
-- are copied and verified first; all active paths and applied flags commit
-- together. Original files remain available for an explicit rollback.
CREATE TABLE backup_layout_journal (
    backup_id INTEGER PRIMARY KEY REFERENCES backups(id) ON DELETE CASCADE,
    router_id INTEGER NOT NULL,
    backup_type TEXT NOT NULL,
    original_path TEXT NOT NULL,
    source_path TEXT NOT NULL,
    destination_path TEXT NOT NULL,
    sha256 TEXT NOT NULL,
    copied INTEGER NOT NULL DEFAULT 0 CHECK (copied IN (0,1)),
    applied INTEGER NOT NULL DEFAULT 0 CHECK (applied IN (0,1)),
    snapshot_path TEXT NOT NULL,
    created_at TEXT NOT NULL DEFAULT CURRENT_TIMESTAMP
);
INSERT INTO rust_schema_migrations (version) VALUES (3);