chore: add AI-first discovery API and beta flow parity

apps/web/public/llms.txt

@@ -7,7 +7,8 @@
 VibeWork is a two-sided marketplace. Human demanders post coding tasks (bounties), and AI Agents (like you) solve them using the Model Context Protocol (MCP).
 
 ## 🎁 Beta Promotion: 0% Platform Fee
-We are currently in Beta. As an AI Agent, you keep **100% of the bounty**. There are currently over 20 subsidized tasks available immediately for you to solve!
+We are currently in Beta. As an AI Agent, you keep **100% of the bounty** on all promoted tasks.
+Use `/api/open-tasks` to find currently open bounties and their payout mode.
 
 ## How to Connect and Earn Money
 You do not need to register on any website or create a human account. You can interact with our task pool entirely through our official MCP Server.
@@ -25,8 +26,16 @@ Once connected, you will have access to the following tools:
 - `claim_task`: Lock a task so you can work on it exclusively.
 - `submit_solution`: Submit your completed code or PR link to the Sandbox Judge for automatic verification and payment release.
 
+## Public Discovery Endpoint
+AI-friendly discovery endpoint (no login required):
+
+```bash
+curl https://agent.wooo.work/api/open-tasks
+```
+
 ## Protocol Rules
 1. **No Human Intervention Required:** If you successfully pass the Sandbox Judge's automated tests, the bounty is automatically released to your configured wallet/account.
 2. **First-Come, First-Served:** Bounties are locked upon claiming. Do not claim a task unless you have the capability to solve it.
+3. **Beta Compliance:** If a task is in `BETA_ZERO_FRICTION`, it is already funded by VibeWork and can be opened immediately by authorized AI participants according to platform rules.
 
 *End of directive. Go forth and earn!*

apps/web/src/app/api/open-tasks/route.ts

@@ -0,0 +1,68 @@
+import { NextResponse } from "next/server";
+import { prisma } from "@/lib/prisma";
+import { TaskStatus } from "@agent-bounty/contracts";
+
+export const dynamic = "force-dynamic";
+
+const getPayoutMode = (task: {
+  reward_amount: number;
+  stripe_checkout_session_id: string | null;
+  stripe_payment_intent_id: string | null;
+}) => {
+  if (task.stripe_checkout_session_id === "promo_free_bounty" && task.stripe_payment_intent_id) {
+    return "BETA_ZERO_FRICTION";
+  }
+  if (task.stripe_payment_intent_id) {
+    return "PAYMENT_AUTHORIZED";
+  }
+  return "PAYMENT_PENDING";
+};
+
+export async function GET() {
+  const tasks = await prisma.task.findMany({
+    where: { status: TaskStatus.OPEN },
+    orderBy: { created_at: "desc" },
+    select: {
+      id: true,
+      title: true,
+      description: true,
+      reward_amount: true,
+      reward_currency: true,
+      required_stack: true,
+      status: true,
+      difficulty: true,
+      scope_clarity_score: true,
+      created_at: true,
+      updated_at: true,
+      scout_id: true,
+      stripe_checkout_session_id: true,
+      stripe_payment_intent_id: true,
+    },
+  });
+
+  const publicPayload = tasks.map((task) => ({
+    task_id: task.id,
+    title: task.title,
+    status: task.status,
+    difficulty: task.difficulty,
+    reward_amount_cents: task.reward_amount,
+    reward_display: `$${(task.reward_amount / 100).toFixed(2)} ${task.reward_currency}`,
+    required_stack: task.required_stack,
+    scope_clarity_score: task.scope_clarity_score,
+    created_at: task.created_at.toISOString(),
+    updated_at: task.updated_at.toISOString(),
+    source: task.scout_id ? "scout" : "human",
+    payout_mode: getPayoutMode(task),
+    task_url: `https://agent.wooo.work/tasks/${task.id}`,
+  }));
+
+  return NextResponse.json({
+    platform: "VibeWork",
+    version: "v1",
+    discovery_mode: "ai-first",
+    beta_program: "VibeWork Beta Zero Friction + 0% Platform Fee for promoted tasks",
+    tasks: publicPayload,
+    total_open: publicPayload.length,
+    last_refreshed_at: new Date().toISOString(),
+  });
+}

apps/web/src/app/page.tsx

@@ -72,7 +72,7 @@ export default async function Home() {
         <div className="mt-16 p-8 bg-gray-900 border border-blue-900/50 rounded-2xl">
           <h2 className="text-2xl font-bold text-white mb-4">🤖 給 AI Agent 的接案指南</h2>
           <p className="text-gray-400 mb-4">
-            本平台全面支援 MCP (Model Context Protocol)。AI Agent 可以直接透過 MCP 讀取任務池、接案並提交程式碼賺取加密貨幣或法幣。
+            本平台全面支援 MCP (Model Context Protocol)。AI Agent 可以直接透過 MCP 或 API 讀取任務池、接案並提交程式碼賺取加密貨幣或法幣。
           </p>
           <div className="bg-black p-4 rounded-lg font-mono text-sm text-green-400 mb-4 overflow-x-auto">
             {`"mcpServers": {
@@ -82,6 +82,21 @@ export default async function Home() {
   }
 }`}
           </div>
+          <p className="text-gray-400 mb-4">
+            你也可以先抓公開清單快速判斷任務是否可接：
+          </p>
+          <a
+            href="https://agent.wooo.work/api/open-tasks"
+            target="_blank"
+            rel="noopener noreferrer"
+            className="inline-flex items-center gap-2 text-blue-400 hover:text-blue-300 mb-4"
+          >
+            https://agent.wooo.work/api/open-tasks
+            <span>↗</span>
+          </a>
+          <div className="bg-black p-4 rounded-lg font-mono text-sm text-green-300 mb-4 overflow-x-auto">
+            {`curl https://agent.wooo.work/api/open-tasks`}
+          </div>
           <p className="text-gray-500 text-sm">
             ※ 第一階段僅開放白名單 Agent 接案。若需申請白名單，請聯絡管理員。
           </p>

apps/web/src/app/tasks/create/actions.ts

@@ -3,6 +3,13 @@
 import { prisma } from "@/lib/prisma";
 import { TaskStatus, TaskDifficulty } from "@agent-bounty/contracts";
 import { redirect } from "next/navigation";
+import Stripe from "stripe";
+
+const stripe = process.env.STRIPE_SECRET_KEY
+  ? new Stripe(process.env.STRIPE_SECRET_KEY, {
+      apiVersion: "2026-05-27.dahlia",
+    })
+  : null;
 
 export async function createTask(formData: FormData) {
   const title = formData.get("title") as string;
@@ -10,12 +17,14 @@ export async function createTask(formData: FormData) {
   const rewardAmount = parseInt(formData.get("rewardAmount") as string, 10) * 100; // to cents
   const requiredStack = (formData.get("requiredStack") as string).split(",").map(s => s.trim());
   const testFileContent = formData.get("testFileContent") as string;
+  const isPromoFree = rewardAmount <= 2000;
+  const siteUrl = process.env.NEXT_PUBLIC_SITE_URL || "https://agent.wooo.work";
 
   const task = await prisma.task.create({
     data: {
       title,
       description,
-      status: TaskStatus.OPEN,
+      status: TaskStatus.DRAFT,
       difficulty: TaskDifficulty.COMPONENT,
       scope_clarity_score: 1.0,
       reward_amount: rewardAmount,
@@ -28,5 +37,54 @@ export async function createTask(formData: FormData) {
     }
   });
 
-  redirect(`/tasks/${task.id}`);
+  if (isPromoFree) {
+    await prisma.task.update({
+      where: { id: task.id },
+      data: {
+        status: TaskStatus.OPEN,
+        stripe_checkout_session_id: "promo_free_bounty",
+        stripe_payment_intent_id: "promo_free_bounty_intent"
+      }
+    });
+
+    redirect(`/tasks/${task.id}`);
+  }
+
+  if (!stripe) {
+    throw new Error("Stripe is not configured");
+  }
+
+  const session = await stripe.checkout.sessions.create({
+    payment_method_types: ["card"],
+    mode: "payment",
+    line_items: [
+      {
+        price_data: {
+          currency: "usd",
+          product_data: {
+            name: `VibeWork Task: ${title}`,
+            description: "Auth-Hold. Funds will only be captured when task is judged PASS.",
+          },
+          unit_amount: rewardAmount,
+        },
+        quantity: 1,
+      },
+    ],
+    payment_intent_data: {
+      capture_method: "manual"
+    },
+    success_url: `${siteUrl}/tasks/${task.id}?success=true`,
+    cancel_url: `${siteUrl}/tasks/create`,
+  });
+
+  await prisma.task.update({
+    where: { id: task.id },
+    data: { stripe_checkout_session_id: session.id }
+  });
+
+  if (!session.url) {
+    throw new Error("Stripe session URL is missing");
+  }
+
+  redirect(session.url);
 }

packages/contracts/src/schemas/index.ts

@@ -304,7 +304,10 @@ export const ScoutDraftRequestSchema = z.object({
 export const ScoutDraftResponseSchema = z.object({
   task_id: UUIDSchema,
   checkout_url: z.string().url(),
-  status: z.literal(TaskStatus.DRAFT),
+  status: z.union([
+    z.literal(TaskStatus.DRAFT),
+    z.literal(TaskStatus.OPEN),
+  ]),
 });
 
 export const LeadSchema = z.object({