Merge mainline and record final Cursor installed-release qualification

Resolve the two Runner fixture conflicts while preserving selected native response waits. Record all 18 passing local/Daytona cells, five original failed attempts, immutable package/image identities and clean installation evidence.

Co-Authored-By: Paperclip <noreply@paperclip.ing>

tests/runner-e2e/types.ts

@@ -15,6 +15,7 @@ export type RunnerGeneration = "legacy" | "native";
 export type RunnerEnvironmentId = "local" | "daytona";
 export type RunnerTaskWorkMode = "standard" | "planning" | "ask";
 export type RunnerTaskFlow =
+  | "plan_task_guidance"
   | "blocker_guidance"
   | "everyday_workflow"
   | "context_integrity"