refactor(desktop): organize lib modules by domain

apps/desktop/src/lib/sql/queryExecutionState.ts

@@ -0,0 +1,13 @@
+export interface QueryExecutionStateLike {
+  isExecuting: boolean;
+  isCancelling?: boolean;
+  executionId?: string;
+}
+
+export function canCancelQueryExecution(state: QueryExecutionStateLike): boolean {
+  return state.isExecuting && !!state.executionId && !state.isCancelling;
+}
+
+export function queryExecutionLabelKey(state: Pick<QueryExecutionStateLike, "isCancelling">): "common.loading" | "common.stopping" {
+  return state.isCancelling ? "common.stopping" : "common.loading";
+}