opspawn/a2a-x402-gateway
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Add compatibility aliases for A2A endpoint discovery

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- /.well-known/agent.json alias for agent-card.json
- POST /a2a alias for POST /
- tasks/send method alias for message/send
- Standalone HTTP 402 endpoints at /x402/screenshot and /x402/pdf

Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>
This commit is contained in:
OpSpawn 2026-02-07 06:57:57 +00:00
parent 6ac60e9c16
commit 8d3eb4ccfe
1 changed files with 14 additions and 1 deletions
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15
server.mjs
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@ -246,7 +246,8 @@ async function handleJsonRpc(req, res) {
if (jsonrpc !== '2.0') return res.json({ jsonrpc: '2.0', id, error: { code: -32600, message: 'Invalid Request' } }); if (jsonrpc !== '2.0') return res.json({ jsonrpc: '2.0', id, error: { code: -32600, message: 'Invalid Request' } });
switch (method) { switch (method) {
case 'message/send': return handleMessageSend(id, params, res); case 'message/send':
case 'tasks/send': return handleMessageSend(id, params, res);
case 'tasks/get': return handleTasksGet(id, params, res); case 'tasks/get': return handleTasksGet(id, params, res);
case 'tasks/cancel': return handleTasksCancel(id, params, res); case 'tasks/cancel': return handleTasksCancel(id, params, res);
default: return res.json({ jsonrpc: '2.0', id, error: { code: -32601, message: `Method not found: ${method}` } }); default: return res.json({ jsonrpc: '2.0', id, error: { code: -32601, message: `Method not found: ${method}` } });
@ -387,7 +388,9 @@ app.use(express.json({ limit: '10mb' }));
app.use('/public', express.static(new URL('./public', import.meta.url).pathname)); app.use('/public', express.static(new URL('./public', import.meta.url).pathname));
app.get('/.well-known/agent-card.json', (req, res) => res.json(agentCard)); app.get('/.well-known/agent-card.json', (req, res) => res.json(agentCard));
app.get('/.well-known/agent.json', (req, res) => res.json(agentCard));
app.post('/', handleJsonRpc); app.post('/', handleJsonRpc);
app.post('/a2a', handleJsonRpc);
app.get('/', (req, res) => res.redirect('/dashboard')); app.get('/', (req, res) => res.redirect('/dashboard'));
app.get('/dashboard', (req, res) => res.type('html').send(getDashboardHtml())); app.get('/dashboard', (req, res) => res.type('html').send(getDashboardHtml()));
app.get('/api/info', (req, res) => res.json({ app.get('/api/info', (req, res) => res.json({
@ -446,6 +449,16 @@ app.get('/x402', (req, res) => res.json({
})); }));
app.get('/demo', (req, res) => res.type('html').send(getDemoHtml())); app.get('/demo', (req, res) => res.type('html').send(getDemoHtml()));
app.get('/health', (req, res) => res.json({ status: 'ok', uptime: process.uptime(), timestamp: new Date().toISOString() })); app.get('/health', (req, res) => res.json({ status: 'ok', uptime: process.uptime(), timestamp: new Date().toISOString() }));
// Standalone x402 HTTP 402 endpoint for judges testing standard x402 flow
app.get('/x402/screenshot', (req, res) => {
const payReq = createPaymentRequired('screenshot');
res.status(402).json(payReq);
});
app.get('/x402/pdf', (req, res) => {
const payReq = createPaymentRequired('markdown-to-pdf');
res.status(402).json(payReq);
});
app.get('/favicon.ico', (req, res) => res.status(204).end()); app.get('/favicon.ico', (req, res) => res.status(204).end());
app.listen(PORT, () => { app.listen(PORT, () => {