Add restorations table to the database migrations

internal/database/migrations/20240805000451_add_restorations_table.sql

@@ -0,0 +1,28 @@
+-- +goose Up
+-- +goose StatementBegin
+CREATE TABLE IF NOT EXISTS restorations (
+  id UUID NOT NULL DEFAULT uuid_generate_v4() PRIMARY KEY,
+  execution_id UUID NOT NULL REFERENCES executions(id) ON DELETE CASCADE,
+  database_id UUID REFERENCES databases(id) ON DELETE CASCADE,
+
+  status TEXT NOT NULL CHECK (
+    status IN ('running', 'success', 'failed')
+  ) DEFAULT 'running',
+  message TEXT,
+
+  started_at TIMESTAMPTZ NOT NULL DEFAULT NOW(),
+  updated_at TIMESTAMPTZ,
+  finished_at TIMESTAMPTZ
+);
+
+CREATE TRIGGER restorations_change_updated_at
+BEFORE UPDATE ON restorations FOR EACH ROW EXECUTE FUNCTION change_updated_at();
+
+CREATE INDEX IF NOT EXISTS
+idx_restorations_execution_id ON restorations(execution_id);
+-- +goose StatementEnd
+
+-- +goose Down
+-- +goose StatementBegin
+DROP TABLE IF EXISTS restorations;
+-- +goose StatementEnd