feat(ulw-loop): require Oracle verification before completion

Ultraworked with [Sisyphus](https://github.com/code-yeongyu/oh-my-opencode)

Co-authored-by: Sisyphus <clio-agent@sisyphuslabs.ai>

src/plugin/tool-execute-before.ts

@@ -5,6 +5,8 @@ import { clearBoulderState } from "../features/boulder-state"
 import { log } from "../shared"
 import { resolveSessionAgent } from "./session-agent-resolver"
 import { parseRalphLoopArguments } from "../hooks/ralph-loop/command-arguments"
+import { ULTRAWORK_VERIFICATION_PROMISE } from "../hooks/ralph-loop/constants"
+import { readState } from "../hooks/ralph-loop/storage"
 
 import type { CreatedHooks } from "../create-hooks"
 
@@ -62,6 +64,22 @@ export function createToolExecuteBeforeHandler(args: {
         const resolvedAgent = await resolveSessionAgent(ctx.client, sessionId)
         argsObject.subagent_type = resolvedAgent ?? "continue"
       }
+
+      const normalizedSubagentType =
+        typeof argsObject.subagent_type === "string" ? argsObject.subagent_type : undefined
+      const prompt = typeof argsObject.prompt === "string" ? argsObject.prompt : ""
+      const loopState = typeof ctx.directory === "string" ? readState(ctx.directory) : null
+      const shouldInjectOracleVerification =
+        normalizedSubagentType === "oracle"
+        && loopState?.active === true
+        && loopState.ultrawork === true
+        && loopState.verification_pending === true
+        && loopState.session_id === input.sessionID
+
+      if (shouldInjectOracleVerification) {
+        argsObject.run_in_background = false
+        argsObject.prompt = `${prompt ? `${prompt}\n\n` : ""}You are verifying the active ULTRAWORK loop result for this session. Review whether the original task is truly complete: ${loopState.prompt}\n\nIf the work is fully complete, end your response with <promise>${ULTRAWORK_VERIFICATION_PROMISE}</promise>. If the work is not complete, explain the blocking issues clearly and DO NOT emit that promise.`
+      }
     }
 
     if (hooks.ralphLoop && input.tool === "skill") {