strengthen repo verification and runtime coverage

Add clearer app docs plus targeted desktop, CLI, web, and worker tests so cross-surface regressions are caught earlier and the repo is easier to navigate.

apps/cli/src/runs/schema.ts

@@ -0,0 +1,10 @@
+import z from "zod";
+
+import { RunEvent } from "../entities/run-events.js";
+
+export const Run = z.object({
+    id: z.string(),
+    createdAt: z.iso.datetime(),
+    agentId: z.string(),
+    log: z.array(RunEvent),
+});