fix(web): object tool args crashed React #31 — normalize at derive boundary (argsText); contract scenario replays real-plugin frame shapes end-to-end (73/73)

e2e/driver.mjs

@@ -37,6 +37,7 @@ import { run as promptRouting } from "./scenarios/prompt-routing.mjs";
 import { run as sessionList } from "./scenarios/session-list.mjs";
 import { run as gitlab } from "./scenarios/gitlab.mjs";
 import { run as spawnValidation } from "./scenarios/spawn-validation.mjs";
+import { run as pluginContract } from "./scenarios/plugin-contract.mjs";
 import { run as resilience } from "./scenarios/resilience.mjs";
 
 const SCENARIOS = [
@@ -48,6 +49,7 @@ const SCENARIOS = [
   ["session-list", sessionList],
   ["gitlab", gitlab],
   ["spawn-validation", spawnValidation],
+  ["plugin-contract", pluginContract],
   ["resilience", resilience], // last: SIGKILLs and reboots the daemon
 ];